CINXE.COM
carolmaille | Electronics Forum (Circuits, Projects and Microcontrollers)
<!DOCTYPE html> <html id="XF" lang="en-US" dir="LTR" data-app="public" data-template="member_view" data-container-key="" data-content-key="" data-logged-in="false" data-cookie-prefix="xf_" data-csrf="1740487957,890963c20d2a4e4a848ed568c847ff0f" class="has-no-js template-member_view XenBase layout-classic style-light sidebar-right xb-toggle-default xb-sidebar-show" data-run-jobs=""> <head> <meta charset="utf-8" /> <meta http-equiv="X-UA-Compatible" content="IE=Edge" /> <meta name="viewport" content="width=device-width, initial-scale=1, viewport-fit=cover"> <meta name="google-site-verification" content="8aECyKQ0jTEfZHF2mNguWwCvxcGSDIcHlRgLdE6BSCE" /> <!--Google ads code. Added 14/09/2020 -dm --> <script async src="https://securepubads.g.doubleclick.net/tag/js/gpt.js"></script> <script> window.googletag = window.googletag || {cmd: []}; googletag.cmd.push(function() { var pathParts = window.location.pathname.substr(1).split('/'); var mapHeader = googletag.sizeMapping() .addSize([768, 200], [728, 90]) .addSize([0, 0], [300, 250]) .build(); var mapLargeHeader = googletag.sizeMapping() .addSize([1024, 200], [[970, 90], [970, 250]]) .addSize([0, 0], [300, 250]) .build(); var mapWallpaper = googletag.sizeMapping() .addSize([1024, 500], [[1, 1]]) .addSize([0, 0], [[1, 1]]) .build(); var gptSlots = []; gptSlots[0] = googletag.defineSlot('/5272491/ee_network/eto_header', [[300, 250], [728, 90]], 'div-gpt-eto-header') .defineSizeMapping(mapHeader) .addService(googletag.pubads()); gptSlots[1] = googletag.defineSlot('/5272491/ee_network/eto_largeleader', [[970, 90], [970, 250]], 'div-gpt-eto_largeleader') .defineSizeMapping(mapLargeHeader) .addService(googletag.pubads()); gptSlots[2] = googletag.defineSlot('/5272491/ee_network/eto_wallpaper', [[1, 1]], 'div-gpt-eto_wallpaper') .defineSizeMapping(mapWallpaper) .addService(googletag.pubads()); googletag.defineSlot('/5272491/ee_network/eto_customsearchbox', [[300, 90]], 'div-gpt-eto_customsearchbox').addService(googletag.pubads()); googletag.defineSlot('/5272491/ee_network/eto_sidebar1', [[300, 250], [300, 600]], 'div-gpt-eto_sidebar1').addService(googletag.pubads()); googletag.defineSlot('/5272491/ee_network/eto_sidebarbottom', [[300, 250], [300, 600]], 'div-gpt-eto_sidebarbottom').addService(googletag.pubads()); googletag.defineSlot('/5272491/ee_network/eto_thread1', [[728, 90]], 'div-gpt-eto_thread1').addService(googletag.pubads()); googletag.defineSlot('/5272491/ee_network/eto_thread2', [[728, 90]], 'div-gpt-eto_thread2').addService(googletag.pubads()); googletag.defineSlot('/5272491/ee_network/eto_thread3', [[728, 90]], 'div-gpt-eto_thread3').addService(googletag.pubads()); googletag.pubads().enableSingleRequest(); googletag.pubads().collapseEmptyDivs(); googletag.pubads().setTargeting('articletitle', pathParts[0] ? pathParts[0]: 'home-page'); googletag.enableServices(); }); </script> <!--End of Google ads code. Added 14/09/2020 -dm --> <title>carolmaille | Electronics Forum (Circuits, Projects and Microcontrollers)</title> <link rel="manifest" href="/webmanifest.php"> <meta name="theme-color" content="#232a35" /> <meta name="apple-mobile-web-app-title" content="Electronics Forum (Circuits, Projects and Microcontrollers)"> <meta name="robots" content="noindex" /> <meta property="og:url" content="https://www.electro-tech-online.com/members/carolmaille.327118/" /> <link rel="canonical" href="https://www.electro-tech-online.com/members/carolmaille.327118/" /> <meta property="og:site_name" content="Electronics Forum (Circuits, Projects and Microcontrollers)" /> <meta property="og:type" content="website" /> <meta property="og:title" content="carolmaille" /> <meta property="twitter:title" content="carolmaille" /> <link rel="preconnect" href="https://fonts.googleapis.com"><link rel="preconnect" href="https://fonts.gstatic.com" crossorigin><link href="https://fonts.googleapis.com/css2?family=Montserrat:wght@400;700&display=swap" rel="stylesheet"> <link rel="preload" href="/styles/fonts/fa/fa-light-300.woff2?_v=5.15.3" as="font" type="font/woff2" crossorigin="anonymous" /> <link rel="preload" href="/styles/fonts/fa/fa-solid-900.woff2?_v=5.15.3" as="font" type="font/woff2" crossorigin="anonymous" /> <link rel="preload" href="/styles/fonts/fa/fa-brands-400.woff2?_v=5.15.3" as="font" type="font/woff2" crossorigin="anonymous" /> <link rel="stylesheet" href="/css.php?css=public%3Anormalize.css%2Cpublic%3Afa.css%2Cpublic%3Acore.less%2Cpublic%3Aapp.less&s=8&l=1&d=1708496185&k=4d24f9f2773ef6adcec8f496f627f9fdd4c7eca0" /> <link rel="stylesheet" href="/css.php?css=public%3ACMTV_Math.less%2Cpublic%3Aandy_rssfeed.less%2Cpublic%3Amember.less%2Cpublic%3Anotices.less%2Cpublic%3AsvESE_autocomplete.less%2Cpublic%3Axb.less%2Cpublic%3Axb_search.less%2Cpublic%3Axb_welcome.less%2Cpublic%3Axcpa_main.css%2Cpublic%3Axcpa_prestitial.css%2Cpublic%3Aextra.less&s=8&l=1&d=1708496185&k=589e220aeea070cf1dc9c8177c37b5e3f4728028" /> <script src="/js/xf/preamble.min.js?_v=1977d1d7"></script> <!-- Google Tag Manager for Global Container--> <script>(function(w,d,s,l,i){w[l]=w[l]||[];w[l].push({'gtm.start': new Date().getTime(),event:'gtm.js'});var f=d.getElementsByTagName(s)[0], j=d.createElement(s),dl=l!='dataLayer'?'&l='+l:'';j.async=true;j.src= 'https://www.googletagmanager.com/gtm.js?id='+i+dl;f.parentNode.insertBefore(j,f); })(window,document,'script','dataLayer','GTM-MMC9PJ9');</script> <!-- End Google Tag Manager --> <!-- Google Tag Manager --> <script>(function(w,d,s,l,i){w[l]=w[l]||[];w[l].push({'gtm.start': new Date().getTime(),event:'gtm.js'});var f=d.getElementsByTagName(s)[0], j=d.createElement(s),dl=l!='dataLayer'?'&l='+l:'';j.async=true;j.src= 'https://www.googletagmanager.com/gtm.js?id='+i+dl;f.parentNode.insertBefore(j,f); })(window,document,'script','dataLayer','GTM-KLX5R59');</script> <!-- End Google Tag Manager --> </head> <body data-template="member_view"> <script> var GAMaccountID = 5272491 var GAMnetworkName = 'ee_network'; var GAMadUnitName = 'eto_prestitial'; var GAMadSizes = '300, 225\n 640, 480'; googletag.slots = googletag.slots || {}; </script> <a href="#main-content" class="visually-hidden focusable skip-link"> Skip to main content </a> <div id="prestitial" style="opacity: 0;"> <div id="prestitial-overlay"></div> <div id="prestitial-grid"> <div class="prestitial-logo"> <div class="title-area"> <div class="p-header-logo p-header-logo--image"> <a href="/"> <img src="https://www.electro-tech-online.com/styles/eto/xenforo/logo.png" srcset="" alt="Electronics Forum (Circuits, Projects and Microcontrollers)" width="253" height="34" /> </a> </div> </div> </div> <div class="close-cta"> Continue to Site <i class="fa fa-arrow-right"></i> </div> <div id="prestitial-banner"></div> </div> </div> <!-- hides rest of content --> <div id="body-wrapper" style="opacity: 0;"> <div class="p-pageWrapper" id="top"> <div class="p-pageWrapper--helper"></div> <div class="xb-page-wrapper xb-canvas-menuActive"> <div class="xb-page-wrapper--helper"></div> <header class="p-header" id="header"> <div class="p-header-inner"> <div class="p-header-content"> <div class="p-header-logo p-header-logo--image"> <a href="/"> <img src="https://www.electro-tech-online.com/styles/eto/xenforo/logo.png" srcset="" alt="Electronics Forum (Circuits, Projects and Microcontrollers)" width="253" height="34" /> </a> </div> <div class="xb-searchWrapper" id="xb-searchWrapper" tabindex="0"> <form action="/search/search" id="xbSearch" data-xf-init="quick-search" data-autocomplete-filter="null" data-autocomplete-filter="null" class="xb-search" method="post" data-no-auto-focus="true"> <input type="text" class="input" name="keywords" placeholder="Search…" aria-label="Search" /> <div class="menu menu--structural menu--search" aria-hidden="true"> <div class="menu-content"> <div class="menu-row"> <label class="iconic"><input type="checkbox" name="c[container_only]" value="1" /><i aria-hidden="true"></i><span class="iconic-label">Search titles and first posts only</span></label> </div> <div class="menu-row"> <label class="iconic"><input type="checkbox" name="c[title_only]" value="1" /><i aria-hidden="true"></i><span class="iconic-label">Search titles only <span tabindex="0" role="button" data-xf-init="tooltip" data-trigger="hover focus click" title="Tags will also be searched in content where tags are supported"> <i class="fa--xf far fa-question-circle u-muted u-smaller" aria-hidden="true"></i> </span></span></label> </div> <div class="menu-row"> <div class="inputGroup"> <span class="inputGroup-text" id="ctrl_search_menu_by_member">By:</span> <input type="text" class="input" name="c[users]" data-xf-init="auto-complete" placeholder="Member" aria-labelledby="ctrl_search_menu_by_member" /> </div> </div> <div class="menu-footer"> <span class="menu-footer-controls"> <button type="submit" class="button--primary button button--icon button--icon--search"><span class="button-text">Search</span></button> <a href="/search/" class="button"><span class="button-text">Advanced search…</span></a> </span> </div> <input type="hidden" name="_xfToken" value="1740487957,890963c20d2a4e4a848ed568c847ff0f" /> </div> </div> </form> </div> </div> </div> </header> <div class="xb-content-wrapper"> <div class="navigation-helper"></div> <div class="p-nav--wrapper"> <nav class="p-nav"> <div class="p-nav-inner"> <button type="button" class="button--plain p-nav-menuTrigger button" data-xf-click="off-canvas" data-menu=".js-headerOffCanvasMenu" tabindex="0" aria-label="Menu"><span class="button-text"> <i aria-hidden="true"></i> </span></button> <div class="p-nav-smallLogo"> <a href="/"> <img src="https://www.electro-tech-online.com/styles/eto/xenforo/logo.png" srcset="" alt="Electronics Forum (Circuits, Projects and Microcontrollers)" width="253" height="34" /> </a> </div> <div class="p-nav-scroller hScroller" data-xf-init="h-scroller" data-auto-scroll=".p-navEl.is-selected"> <div class="hScroller-scroll"> <ul class="p-nav-list js-offCanvasNavSource"> <li class="navforums"> <div class="p-navEl " data-has-children="true"> <a href="/" class="p-navEl-link p-navEl-link--splitMenu " data-nav-id="forums">Forums</a> <a data-xf-key="1" data-xf-click="menu" data-menu-pos-ref="< .p-navEl" class="p-navEl-splitTrigger" role="button" tabindex="0" aria-label="Toggle expanded" aria-expanded="false" aria-haspopup="true"></a> <div class="menu menu--structural" data-menu="menu" aria-hidden="true"> <div class="menu-content"> <a href="/whats-new/posts/" class="menu-linkRow u-indentDepth0 js-offCanvasCopy " data-nav-id="newPosts">New posts</a> <a href="/search/?type=post" class="menu-linkRow u-indentDepth0 js-offCanvasCopy " data-nav-id="searchForums">Search forums</a> </div> </div> </div> </li> <li class="navwhatsNew"> <div class="p-navEl " data-has-children="true"> <a href="/whats-new/" class="p-navEl-link p-navEl-link--splitMenu " data-nav-id="whatsNew">What's new</a> <a data-xf-key="2" data-xf-click="menu" data-menu-pos-ref="< .p-navEl" class="p-navEl-splitTrigger" role="button" tabindex="0" aria-label="Toggle expanded" aria-expanded="false" aria-haspopup="true"></a> <div class="menu menu--structural" data-menu="menu" aria-hidden="true"> <div class="menu-content"> <a href="/whats-new/posts/" class="menu-linkRow u-indentDepth0 js-offCanvasCopy " rel="nofollow" data-nav-id="whatsNewPosts">New posts</a> <a href="/whats-new/media/" class="menu-linkRow u-indentDepth0 js-offCanvasCopy " rel="nofollow" data-nav-id="xfmgWhatsNewNewMedia">New media</a> <a href="/whats-new/media-comments/" class="menu-linkRow u-indentDepth0 js-offCanvasCopy " rel="nofollow" data-nav-id="xfmgWhatsNewMediaComments">New media comments</a> <a href="/whats-new/resources/" class="menu-linkRow u-indentDepth0 js-offCanvasCopy " rel="nofollow" data-nav-id="xfrmNewResources">New resources</a> <a href="/whats-new/latest-activity" class="menu-linkRow u-indentDepth0 js-offCanvasCopy " rel="nofollow" data-nav-id="latestActivity">Latest activity</a> </div> </div> </div> </li> <li class="navxfrm"> <div class="p-navEl " data-has-children="true"> <a href="/articles/" class="p-navEl-link p-navEl-link--splitMenu " data-nav-id="xfrm">Electronic Projects</a> <a data-xf-key="3" data-xf-click="menu" data-menu-pos-ref="< .p-navEl" class="p-navEl-splitTrigger" role="button" tabindex="0" aria-label="Toggle expanded" aria-expanded="false" aria-haspopup="true"></a> <div class="menu menu--structural" data-menu="menu" aria-hidden="true"> <div class="menu-content"> <a href="/articles/?order=rating_weighted" class="menu-linkRow u-indentDepth0 js-offCanvasCopy " data-nav-id="ArticlesTop">Top Articles</a> <a href="/search/?type=resource" class="menu-linkRow u-indentDepth0 js-offCanvasCopy " data-nav-id="xfrmSearchResources">Search resources</a> </div> </div> </div> </li> <li class="navmembers"> <div class="p-navEl is-selected" data-has-children="true"> <a href="/members/" class="p-navEl-link p-navEl-link--splitMenu " data-nav-id="members">Members</a> <a data-xf-key="4" data-xf-click="menu" data-menu-pos-ref="< .p-navEl" class="p-navEl-splitTrigger" role="button" tabindex="0" aria-label="Toggle expanded" aria-expanded="false" aria-haspopup="true"></a> <div class="menu menu--structural" data-menu="menu" aria-hidden="true"> <div class="menu-content"> <a href="/online/" class="menu-linkRow u-indentDepth0 js-offCanvasCopy " data-nav-id="currentVisitors">Current visitors</a> </div> </div> </div> </li> <li class="navEEResources"> <div class="p-navEl " data-has-children="true"> <a href="#" class="p-navEl-link p-navEl-link--splitMenu " data-nav-id="EEResources">EE Resources</a> <a data-xf-key="5" data-xf-click="menu" data-menu-pos-ref="< .p-navEl" class="p-navEl-splitTrigger" role="button" tabindex="0" aria-label="Toggle expanded" aria-expanded="false" aria-haspopup="true"></a> <div class="menu menu--structural" data-menu="menu" aria-hidden="true"> <div class="menu-content"> <a href="https://www.designfast.com/" class="menu-linkRow u-indentDepth0 js-offCanvasCopy " target="_blank" data-nav-id="DesignFast2">DesignFast</a> <a href="https://www.eeworldonline.com/category/tech-tips/" class="menu-linkRow u-indentDepth0 js-offCanvasCopy " target="_blank" data-nav-id="Ebooks">Ebooks / Tech Tips</a> <a href="https://www.eeworldonline.com/category/faq/" class="menu-linkRow u-indentDepth0 js-offCanvasCopy " target="_blank" data-nav-id="FAQs">FAQs</a> <a href="https://www.eeworldonline.com/leadership-in-engineering-achievement-program-leap-awards/" class="menu-linkRow u-indentDepth0 js-offCanvasCopy " target="_blank" data-nav-id="Leap">LEAP Awards</a> <a href="https://products.designworldonline.com/products/oscilloscopes.html" class="menu-linkRow u-indentDepth0 js-offCanvasCopy " target="_blank" data-nav-id="Oscilloscope">Oscilloscope Product Finder</a> <a href="https://www.eeworldonline.com/category/podcasts/" class="menu-linkRow u-indentDepth0 js-offCanvasCopy " target="_blank" data-nav-id="EEpodcasts">EE Podcasts</a> <a href="https://www.eeworldonline.com/category/webinars/" class="menu-linkRow u-indentDepth0 js-offCanvasCopy " target="_blank" data-nav-id="webinar">EE Webinars</a> <a href="https://www.engineeringwhitepapers.com/category/electricalelectronic/" class="menu-linkRow u-indentDepth0 js-offCanvasCopy " target="_blank" data-nav-id="WhitePapers">EE Whitepapers</a> <a href="https://www.eeworldonline.com/videos" class="menu-linkRow u-indentDepth0 js-offCanvasCopy " target="_blank" data-nav-id="EEVideos">EE Videos</a> <a href="/blogs/" class="menu-linkRow u-indentDepth0 js-offCanvasCopy " data-nav-id="Blogs">Blogs</a> </div> </div> </div> </li> </ul> </div> </div> <div class="p-nav-opposite"> <div class="p-navgroup p-account p-navgroup--guest"> <a href="/login/" class="p-navgroup-link p-navgroup-link--textual p-navgroup-link--logIn" data-xf-click="overlay" data-follow-redirects="on"> <span class="p-navgroup-linkText">Log in</span> </a> <a href="/register/" class="p-navgroup-link p-navgroup-link--textual p-navgroup-link--register" data-xf-click="overlay" data-follow-redirects="on"> <span class="p-navgroup-linkText">Register</span> </a> </div> <div class="p-navgroup p-discovery"> <a href="/whats-new/" class="p-navgroup-link p-navgroup-link--iconic p-navgroup-link--whatsnew" aria-label="What's new" title="What's new"> <i aria-hidden="true"></i> <span class="p-navgroup-linkText">What's new</span> </a> <a href="/search/" class="p-navgroup-link p-navgroup-link--iconic p-navgroup-link--search" data-xf-click="menu" data-xf-key="/" aria-label="Search" aria-expanded="false" aria-haspopup="true" title="Search"> <i aria-hidden="true"></i> <span class="p-navgroup-linkText">Search</span> </a> <div class="menu menu--structural menu--wide" data-menu="menu" aria-hidden="true"> <form action="/search/search" method="post" class="menu-content" data-xf-init="quick-search" data-autocomplete-filter="["resource","post"]"> <h3 class="menu-header">Search</h3> <div class="menu-row"> <input type="text" class="input" name="keywords" placeholder="Search…" aria-label="Search" data-menu-autofocus="true" /> </div> <div class="menu-row"> <label class="iconic"><input type="checkbox" name="c[container_only]" value="1" /><i aria-hidden="true"></i><span class="iconic-label">Search titles and first posts only</span></label> </div> <div class="menu-row"> <label class="iconic"><input type="checkbox" name="c[title_only]" value="1" /><i aria-hidden="true"></i><span class="iconic-label">Search titles only <span tabindex="0" role="button" data-xf-init="tooltip" data-trigger="hover focus click" title="Tags will also be searched in content where tags are supported"> <i class="fa--xf far fa-question-circle u-muted u-smaller" aria-hidden="true"></i> </span></span></label> </div> <div class="menu-row"> <div class="inputGroup"> <span class="inputGroup-text" id="ctrl_search_menu_by_member">By:</span> <input type="text" class="input" name="c[users]" data-xf-init="auto-complete" placeholder="Member" aria-labelledby="ctrl_search_menu_by_member" /> </div> </div> <div class="menu-footer"> <span class="menu-footer-controls"> <button type="submit" class="button--primary button button--icon button--icon--search"><span class="button-text">Search</span></button> <a href="/search/" class="button"><span class="button-text">Advanced search…</span></a> </span> </div> <input type="hidden" name="_xfToken" value="1740487957,890963c20d2a4e4a848ed568c847ff0f" /> </form> </div> </div> </div> </div> </nav> </div> <div class="p-sectionLinks--wrapper"> <div class="p-sectionLinks"> <div class="p-sectionLinks-inner"> <div class="hScroller" data-xf-init="h-scroller"> <div class="hScroller-scroll"> <ul class="p-sectionLinks-list"> <li> <div class="p-navEl " > <a href="/online/" class="p-navEl-link " data-xf-key="alt+1" data-nav-id="currentVisitors">Current visitors</a> </div> </li> </ul> </div> </div> <div class="p-sectionLinks-right"> </div> </div> </div> </div> <div class="offCanvasMenu offCanvasMenu--nav js-headerOffCanvasMenu" data-menu="menu" aria-hidden="true" data-ocm-builder="navigation"> <div class="offCanvasMenu-backdrop" data-menu-close="true"></div> <div class="offCanvasMenu-content"> <div class="offCanvasMenu-content--inner"> <div class="offCanvasMenu-header"> Menu <a class="offCanvasMenu-closer" data-menu-close="true" role="button" tabindex="0" aria-label="Close"></a> </div> <div class="p-offCanvasRegisterLink"> <div class="offCanvasMenu-linkHolder"> <a href="/login/" class="offCanvasMenu-link" data-xf-click="overlay" data-menu-close="true"> Log in </a> </div> <hr class="offCanvasMenu-separator" /> <div class="offCanvasMenu-linkHolder"> <a href="/register/" class="offCanvasMenu-link" data-xf-click="overlay" data-menu-close="true"> Register </a> </div> <hr class="offCanvasMenu-separator" /> </div> <div class="offCanvasMenu-subHeader">Navigation</div> <div class="js-offCanvasNavTarget"></div> <div class="offCanvasMenu-installBanner js-installPromptContainer" style="display: none;" data-xf-init="install-prompt"> <div class="offCanvasMenu-installBanner-header">Install the app</div> <button type="button" class="js-installPromptButton button"><span class="button-text">Install</span></button> <template class="js-installTemplateIOS"> <div class="overlay-title">How to install the app on iOS</div> <div class="block-body"> <div class="block-row"> <p> Follow along with the video below to see how to install our site as a web app on your home screen. </p> <p style="text-align: center"> <video src="/styles/default/xenforo/add_to_home.mp4" width="280" height="480" autoplay loop muted playsinline></video> </p> <p> <small><strong>Note:</strong> This feature may not be available in some browsers.</small> </p> </div> </div> </template> </div> <div class="offCanvasMenu-subHeader">More options</div> <div class="offCanvasMenu-linkHolder"> <a href="/misc/contact" class="offCanvasMenu-link" data-menu-close="true" data-nav-id="contactUs" data-xf-click="overlay">Contact us</a> </div> <div class="offCanvasMenu-linkHolder"> <a class="offCanvasMenu-link" data-menu-close="true" data-nav-id="closeMenu" role="button" tabindex="0" aria-label="Close">Close Menu</a> </div> </div> </div> </div> <div class="p-body"> <div class="p-body-inner"> <div class="xb-welcome-notice"> <div class="xb-welcome-notice--mask"> <div class="xb-welcome-notice--inner"> <div class="xb-welcome-notice--title"> <h3>Welcome to our site!</h3> <h4>Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. <a href="/register">Click here to register now</a>.</h4> </div> <div class="xb-welcome-notice--buttons"> <a href="/register/" class="button" data-xf-click="overlay" data-follow-redirects="on"><span class="button-text">Register</span></a> <a href="/login/" class="button--cta button" rel="nofollow" data-xf-click="overlay" data-menu-close="true"> <span class="button-text">Log in</span> </a> </div> </div> </div> </div> <!--XF:EXTRA_OUTPUT--> <ul class="notices notices--block js-notices" data-xf-init="notices" data-type="block" data-scroll-interval="6"> <li class="notice js-notice notice--primary" data-notice-id="3" data-delay-duration="0" data-display-duration="0" data-auto-dismiss="" data-visibility=""> <div class="notice-content"> <a href="/account/dismiss-notice?notice_id=3" class="notice-dismiss js-noticeDismiss" data-xf-init="tooltip" title="Dismiss notice"></a> Welcome to our site! Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. <a href="/register">Click here to register now</a>. </div> </li> </ul> <center><div id='div-gpt-eto-header'> <script> googletag.cmd.push(function() { googletag.display('div-gpt-eto-header'); }); </script> </div></center> <div class="p-breadcrumbs--parent "> <ul class="p-breadcrumbs " itemscope itemtype="https://schema.org/BreadcrumbList"> <li itemprop="itemListElement" itemscope itemtype="https://schema.org/ListItem"> <a href="/members/" itemprop="item"> <span itemprop="name">Members</span> </a> <meta itemprop="position" content="1" /> </li> </ul> </div> <noscript class="js-jsWarning"><div class="blockMessage blockMessage--important blockMessage--iconic u-noJsOnly">JavaScript is disabled. For a better experience, please enable JavaScript in your browser before proceeding.</div></noscript> <div class="blockMessage blockMessage--important blockMessage--iconic js-browserWarning" style="display: none">You are using an out of date browser. It may not display this or other websites correctly.<br />You should upgrade or use an <a href="https://www.google.com/chrome/" target="_blank" rel="noopener">alternative browser</a>.</div> <div class="p-body-main p-body-main--withSidebar "> <div class="p-body-contentCol"></div> <div class="p-body-sidebarCol"></div> <div class="p-body-content"> <div class="p-body-pageContent"> <div class="block"> <div class="block-container"> <div class="block-body"> <div class="memberHeader "> <div class="memberProfileBanner memberHeader-main memberProfileBanner-u327118-l" data-toggle-class="memberHeader--withBanner" > <div class="memberHeader-mainContent"> <span class="memberHeader-avatar"> <span class="avatarWrapper"> <span class="avatar avatar--l avatar--default avatar--default--dynamic" data-user-id="327118" style="background-color: #cc6633; color: #3d1f0f" title="carolmaille"> <span class="avatar-u327118-l" role="img" aria-label="carolmaille">C</span> </span> </span> </span> <div class="memberHeader-content memberHeader-content--info"> <h1 class="memberHeader-name"> <span class="memberHeader-nameWrapper"> <span class="username " dir="auto" data-user-id="327118">carolmaille</span> </span> </h1> <div class="memberHeader-blurbContainer"> <div class="memberHeader-blurb" dir="auto" ><span class="userTitle" dir="auto">Member</span></div> <div class="memberHeader-blurb"> <dl class="pairs pairs--inline"> <dt>Joined</dt> <dd><time class="u-dt" dir="auto" datetime="2024-09-10T07:26:04-0700" data-time="1725978364" data-date-string="Sep 10, 2024" data-time-string="7:26 AM" title="Sep 10, 2024 at 7:26 AM">Sep 10, 2024</time></dd> </dl> </div> <div class="memberHeader-blurb"> <dl class="pairs pairs--inline"> <dt>Last seen</dt> <dd dir="auto"> <time class="u-dt" dir="auto" datetime="2025-02-09T14:47:09-0800" data-time="1739141229" data-date-string="Feb 9, 2025" data-time-string="2:47 PM" title="Feb 9, 2025 at 2:47 PM">Feb 9, 2025</time> </dd> </dl> </div> </div> </div> </div> </div> <div class="memberHeader-content"> <div class="memberHeader-stats"> <div class="pairJustifier"> <dl class="pairs pairs--rows pairs--rows--centered fauxBlockLink"> <dt>Messages</dt> <dd> <a href="/search/member?user_id=327118" class="fauxBlockLink-linkRow u-concealed"> 32 </a> </dd> </dl> <dl class="pairs pairs--rows pairs--rows--centered"> <dt>Reaction score</dt> <dd> 0 </dd> </dl> <dl class="pairs pairs--rows pairs--rows--centered fauxBlockLink"> <dt title="Trophy points">Points</dt> <dd> <a href="/members/carolmaille.327118/trophies" data-xf-click="overlay" class="fauxBlockLink-linkRow u-concealed"> 6 </a> </dd> </dl> </div> </div> <hr class="memberHeader-separator" /> <div class="memberHeader-buttons"> <div class="buttonGroup"> <div class="buttonGroup-buttonWrapper"> <button type="button" class="button--link menuTrigger button" data-xf-click="menu" aria-expanded="false" aria-haspopup="true"><span class="button-text">Find</span></button> <div class="menu" data-menu="menu" aria-hidden="true"> <div class="menu-content"> <h4 class="menu-header">Find content</h4> <a href="/search/member?user_id=327118" rel="nofollow" class="menu-linkRow">Find all content by carolmaille</a> <a href="/search/member?user_id=327118&content=thread" rel="nofollow" class="menu-linkRow">Find all threads by carolmaille</a> </div> </div> </div> </div> </div> </div> </div> </div> <h2 class="block-tabHeader block-tabHeader--memberTabs tabs hScroller" data-xf-init="tabs h-scroller" data-panes=".js-memberTabPanes" data-state="replace" role="tablist"> <span class="hScroller-scroll"> <a href="/members/carolmaille.327118/" class="tabs-tab is-active" role="tab" aria-controls="latest-activity">Latest activity</a> <a href="/members/carolmaille.327118/recent-content" rel="nofollow" class="tabs-tab" id="recent-content" role="tab">Postings</a> <a href="/members/carolmaille.327118/about" class="tabs-tab" id="about" role="tab">About</a> </span> </h2> </div> </div> <ul class="tabPanes js-memberTabPanes"> <li class="is-active" role="tabpanel" id="latest-activity"> <div class="block"> <div class="block-container"> <ul class="block-body js-newsFeedTarget"> <li class="block-row block-row--separated " data-author="carolmaille"> <div class="contentRow"> <span class="contentRow-figure"> <a href="/members/carolmaille.327118/" class="avatar avatar--s avatar--default avatar--default--dynamic" data-user-id="327118" data-xf-init="member-tooltip" style="background-color: #cc6633; color: #3d1f0f"> <span class="avatar-u327118-s" role="img" aria-label="carolmaille">C</span> </a> </span> <div class="contentRow-main"> <div class="contentRow-title"> <a href="/members/carolmaille.327118/" class="username " dir="auto" data-user-id="327118" data-xf-init="member-tooltip">carolmaille</a> replied to the thread <a href="/posts/1460558/">Machine in shed for 15yrs - 1/4" audio tape PR99 Revox</a>. </div> <div class="contentRow-snippet">Thanks. I have to find some speakers to see if there is an output but the FF and RW work - the and of course Play does not work because...</div> <div class="contentRow-minor"><time class="u-dt" dir="auto" datetime="2025-02-09T14:09:47-0800" data-time="1739138987" data-date-string="Feb 9, 2025" data-time-string="2:09 PM" title="Feb 9, 2025 at 2:09 PM">Feb 9, 2025</time></div> </div> </div> </li> <li class="block-row block-row--separated " data-author="carolmaille"> <div class="contentRow"> <span class="contentRow-figure"> <a href="/members/carolmaille.327118/" class="avatar avatar--s avatar--default avatar--default--dynamic" data-user-id="327118" data-xf-init="member-tooltip" style="background-color: #cc6633; color: #3d1f0f"> <span class="avatar-u327118-s" role="img" aria-label="carolmaille">C</span> </a> </span> <div class="contentRow-main"> <div class="contentRow-title"> <a href="/members/carolmaille.327118/" class="username " dir="auto" data-user-id="327118" data-xf-init="member-tooltip">carolmaille</a> replied to the thread <a href="/posts/1460554/">Machine in shed for 15yrs - 1/4" audio tape PR99 Revox</a>. </div> <div class="contentRow-snippet">Thank you what experience you have! Sorry to be so stupid but could you let me know where I could get the pinch roller from and other...</div> <div class="contentRow-minor"><time class="u-dt" dir="auto" datetime="2025-02-09T12:25:19-0800" data-time="1739132719" data-date-string="Feb 9, 2025" data-time-string="12:25 PM" title="Feb 9, 2025 at 12:25 PM">Feb 9, 2025</time></div> </div> </div> </li> <li class="block-row block-row--separated " data-author="carolmaille"> <div class="contentRow"> <span class="contentRow-figure"> <a href="/members/carolmaille.327118/" class="avatar avatar--s avatar--default avatar--default--dynamic" data-user-id="327118" data-xf-init="member-tooltip" style="background-color: #cc6633; color: #3d1f0f"> <span class="avatar-u327118-s" role="img" aria-label="carolmaille">C</span> </a> </span> <div class="contentRow-main"> <div class="contentRow-title"> <a href="/members/carolmaille.327118/" class="username " dir="auto" data-user-id="327118" data-xf-init="member-tooltip">carolmaille</a> replied to the thread <a href="/posts/1460550/">Machine in shed for 15yrs - 1/4" audio tape PR99 Revox</a>. </div> <div class="contentRow-snippet">Hi again I will try that. A pinch roller has decomposed a bit - its very sticky - perhaps other rubber parts too. I will try wiping it...</div> <div class="contentRow-minor"><time class="u-dt" dir="auto" datetime="2025-02-09T10:21:09-0800" data-time="1739125269" data-date-string="Feb 9, 2025" data-time-string="10:21 AM" title="Feb 9, 2025 at 10:21 AM">Feb 9, 2025</time></div> </div> </div> </li> <li class="block-row block-row--separated " data-author="carolmaille"> <div class="contentRow"> <span class="contentRow-figure"> <a href="/members/carolmaille.327118/" class="avatar avatar--s avatar--default avatar--default--dynamic" data-user-id="327118" data-xf-init="member-tooltip" style="background-color: #cc6633; color: #3d1f0f"> <span class="avatar-u327118-s" role="img" aria-label="carolmaille">C</span> </a> </span> <div class="contentRow-main"> <div class="contentRow-title"> <a href="/members/carolmaille.327118/" class="username " dir="auto" data-user-id="327118" data-xf-init="member-tooltip">carolmaille</a> replied to the thread <a href="/posts/1460547/">Machine in shed for 15yrs - 1/4" audio tape PR99 Revox</a>. </div> <div class="contentRow-snippet">Hello I have to say I am really lucky, I changed the fuse and it did not work but then I saw that the fuse had actually fused, again I...</div> <div class="contentRow-minor"><time class="u-dt" dir="auto" datetime="2025-02-09T08:37:59-0800" data-time="1739119079" data-date-string="Feb 9, 2025" data-time-string="8:37 AM" title="Feb 9, 2025 at 8:37 AM">Feb 9, 2025</time></div> </div> </div> </li> <li class="block-row block-row--separated " data-author="carolmaille"> <div class="contentRow"> <span class="contentRow-figure"> <a href="/members/carolmaille.327118/" class="avatar avatar--s avatar--default avatar--default--dynamic" data-user-id="327118" data-xf-init="member-tooltip" style="background-color: #cc6633; color: #3d1f0f"> <span class="avatar-u327118-s" role="img" aria-label="carolmaille">C</span> </a> </span> <div class="contentRow-main"> <div class="contentRow-title"> <a href="/members/carolmaille.327118/" class="username " dir="auto" data-user-id="327118" data-xf-init="member-tooltip">carolmaille</a> replied to the thread <a href="/posts/1460539/">Machine in shed for 15yrs - 1/4" audio tape PR99 Revox</a>. </div> <div class="contentRow-snippet">Thank you I will at least open it up</div> <div class="contentRow-minor"><time class="u-dt" dir="auto" datetime="2025-02-09T06:26:43-0800" data-time="1739111203" data-date-string="Feb 9, 2025" data-time-string="6:26 AM" title="Feb 9, 2025 at 6:26 AM">Feb 9, 2025</time></div> </div> </div> </li> <li class="block-row block-row--separated " data-author="carolmaille"> <div class="contentRow"> <span class="contentRow-figure"> <a href="/members/carolmaille.327118/" class="avatar avatar--s avatar--default avatar--default--dynamic" data-user-id="327118" data-xf-init="member-tooltip" style="background-color: #cc6633; color: #3d1f0f"> <span class="avatar-u327118-s" role="img" aria-label="carolmaille">C</span> </a> </span> <div class="contentRow-main"> <div class="contentRow-title"> <a href="/members/carolmaille.327118/" class="username " dir="auto" data-user-id="327118" data-xf-init="member-tooltip">carolmaille</a> replied to the thread <a href="/posts/1460535/">Machine in shed for 15yrs - 1/4" audio tape PR99 Revox</a>. </div> <div class="contentRow-snippet">Hello, so the machine is dead, having put 220V through the 140V selector so perhaps the transformer has blown, or the bridge rectifier...</div> <div class="contentRow-minor"><time class="u-dt" dir="auto" datetime="2025-02-09T05:29:33-0800" data-time="1739107773" data-date-string="Feb 9, 2025" data-time-string="5:29 AM" title="Feb 9, 2025 at 5:29 AM">Feb 9, 2025</time></div> </div> </div> </li> <li class="block-row block-row--separated " data-author="carolmaille"> <div class="contentRow"> <span class="contentRow-figure"> <a href="/members/carolmaille.327118/" class="avatar avatar--s avatar--default avatar--default--dynamic" data-user-id="327118" data-xf-init="member-tooltip" style="background-color: #cc6633; color: #3d1f0f"> <span class="avatar-u327118-s" role="img" aria-label="carolmaille">C</span> </a> </span> <div class="contentRow-main"> <div class="contentRow-title"> <a href="/members/carolmaille.327118/" class="username " dir="auto" data-user-id="327118" data-xf-init="member-tooltip">carolmaille</a> replied to the thread <a href="/posts/1460150/">Machine in shed for 15yrs - 1/4" audio tape PR99 Revox</a>. </div> <div class="contentRow-snippet">That's okay as long as the track can hold - I just don't have a solder iron here but I am sure I can get one easily enough. Do you...</div> <div class="contentRow-minor"><time class="u-dt" dir="auto" datetime="2025-01-28T13:35:09-0800" data-time="1738100109" data-date-string="Jan 28, 2025" data-time-string="1:35 PM" title="Jan 28, 2025 at 1:35 PM">Jan 28, 2025</time></div> </div> </div> </li> <li class="block-row block-row--separated " data-author="carolmaille"> <div class="contentRow"> <span class="contentRow-figure"> <a href="/members/carolmaille.327118/" class="avatar avatar--s avatar--default avatar--default--dynamic" data-user-id="327118" data-xf-init="member-tooltip" style="background-color: #cc6633; color: #3d1f0f"> <span class="avatar-u327118-s" role="img" aria-label="carolmaille">C</span> </a> </span> <div class="contentRow-main"> <div class="contentRow-title"> <a href="/members/carolmaille.327118/" class="username " dir="auto" data-user-id="327118" data-xf-init="member-tooltip">carolmaille</a> replied to the thread <a href="/posts/1460125/">Machine in shed for 15yrs - 1/4" audio tape PR99 Revox</a>. </div> <div class="contentRow-snippet">That's good to know maybe I need to borrow a Variac as I would like to try to avoid replacing the dipped tants if possible</div> <div class="contentRow-minor"><time class="u-dt" dir="auto" datetime="2025-01-28T08:03:28-0800" data-time="1738080208" data-date-string="Jan 28, 2025" data-time-string="8:03 AM" title="Jan 28, 2025 at 8:03 AM">Jan 28, 2025</time></div> </div> </div> </li> <li class="block-row block-row--separated " data-author="carolmaille"> <div class="contentRow"> <span class="contentRow-figure"> <a href="/members/carolmaille.327118/" class="avatar avatar--s avatar--default avatar--default--dynamic" data-user-id="327118" data-xf-init="member-tooltip" style="background-color: #cc6633; color: #3d1f0f"> <span class="avatar-u327118-s" role="img" aria-label="carolmaille">C</span> </a> </span> <div class="contentRow-main"> <div class="contentRow-title"> <a href="/members/carolmaille.327118/" class="username " dir="auto" data-user-id="327118" data-xf-init="member-tooltip">carolmaille</a> replied to the thread <a href="/posts/1460120/">Machine in shed for 15yrs - 1/4" audio tape PR99 Revox</a>. </div> <div class="contentRow-snippet">Oh good, so the circuit selected was expecting 140V and it got 220V yes of course that makes sense now, I don't have a variable input...</div> <div class="contentRow-minor"><time class="u-dt" dir="auto" datetime="2025-01-28T06:58:02-0800" data-time="1738076282" data-date-string="Jan 28, 2025" data-time-string="6:58 AM" title="Jan 28, 2025 at 6:58 AM">Jan 28, 2025</time></div> </div> </div> </li> <li class="block-row block-row--separated " data-author="carolmaille"> <div class="contentRow"> <span class="contentRow-figure"> <a href="/members/carolmaille.327118/" class="avatar avatar--s avatar--default avatar--default--dynamic" data-user-id="327118" data-xf-init="member-tooltip" style="background-color: #cc6633; color: #3d1f0f"> <span class="avatar-u327118-s" role="img" aria-label="carolmaille">C</span> </a> </span> <div class="contentRow-main"> <div class="contentRow-title"> <a href="/members/carolmaille.327118/" class="username " dir="auto" data-user-id="327118" data-xf-init="member-tooltip">carolmaille</a> posted the thread <a href="/threads/machine-in-shed-for-15yrs-1-4-audio-tape-pr99-revox.167260/">Machine in shed for 15yrs - 1/4" audio tape PR99 Revox</a> in <a href="/forums/general-electronics-chat/">General Electronics Chat</a>. </div> <div class="contentRow-snippet">Hello again. I have recently collected some machines from a terrace shed. They are analogue audio. One is an oscilloscope. All seem to...</div> <div class="contentRow-minor"><time class="u-dt" dir="auto" datetime="2025-01-28T04:57:33-0800" data-time="1738069053" data-date-string="Jan 28, 2025" data-time-string="4:57 AM" title="Jan 28, 2025 at 4:57 AM">Jan 28, 2025</time></div> </div> </div> </li> </ul> <div class="block-footer js-newsFeedLoadMore"> <span class="block-footer-controls"><a href="/members/carolmaille.327118/latest-activity?before_id=389744" class="button" data-xf-click="inserter" data-append=".js-newsFeedTarget" data-replace=".js-newsFeedLoadMore"><span class="button-text"> Show older items </span></a></span> </div> </div> <div class="block-outer block-outer--after"> <div class="block-outer-opposite"> </div> </div> </div> </li> <li data-href="/members/carolmaille.327118/recent-content" role="tabpanel" aria-labelledby="recent-content"> <div class="blockMessage">Loading…</div> </li> <li data-href="/members/carolmaille.327118/about" role="tabpanel" aria-labelledby="about"> <div class="blockMessage">Loading…</div> </li> </ul> </div> </div> <div class="p-sidebarWrapper"> <div class="p-body-sidebar"> <div id='div-gpt-eto_customsearchbox'> <script> googletag.cmd.push(function() { googletag.display('div-gpt-eto_customsearchbox'); }); </script> </div> <div class="block" data-widget-id="10" data-widget-key="sidebarthreads" data-widget-definition="new_threads"> <div class="block-container"> <h3 class="block-minorHeader"> <a href="/whats-new/" rel="nofollow">Latest threads</a> </h3> <ul class="block-body"> <li class="block-row"> <div class="contentRow"> <div class="contentRow-figure"> <a href="/members/yefj.328448/" class="avatar avatar--xxs avatar--default avatar--default--dynamic" data-user-id="328448" data-xf-init="member-tooltip" style="background-color: #47a329; color: #091405"> <span class="avatar-u328448-s" role="img" aria-label="yefj">Y</span> </a> </div> <div class="contentRow-main contentRow-main--close"> <a href="/threads/problem-recreating-differentiator-effect.167394/">problem recreating differentiator effect</a> <div class="contentRow-minor contentRow-minor--hideLinks"> <ul class="listInline listInline--bullet"> <li>Started by yefj</li> <li><time class="u-dt" dir="auto" datetime="2025-02-25T02:15:38-0800" data-time="1740478538" data-date-string="Feb 25, 2025" data-time-string="2:15 AM" title="Feb 25, 2025 at 2:15 AM">Today at 2:15 AM</time></li> <li>Replies: 2</li> </ul> </div> <div class="contentRow-minor contentRow-minor--hideLinks"> <a href="/forums/electronic-projects-design-ideas-reviews/">Electronic Projects Design/Ideas/Reviews</a> </div> </div> </div> </li> <li class="block-row"> <div class="contentRow"> <div class="contentRow-figure"> <a href="/members/mt_space.329983/" class="avatar avatar--xxs avatar--default avatar--default--dynamic" data-user-id="329983" data-xf-init="member-tooltip" style="background-color: #333366; color: #8888c3"> <span class="avatar-u329983-s" role="img" aria-label="MT_Space">M</span> </a> </div> <div class="contentRow-main contentRow-main--close"> <a href="/threads/arduino-wiring-jetpack-lights-and-sound-battery-2-amps-3-speakers-2x-61-led-neopixel-rings-5v-motor.167393/">Arduino Wiring Jetpack Lights and Sound (Battery, 2 amps, 3 speakers, 2x 61 led neopixel rings & 5V motor)</a> <div class="contentRow-minor contentRow-minor--hideLinks"> <ul class="listInline listInline--bullet"> <li>Started by MT_Space</li> <li><time class="u-dt" dir="auto" datetime="2025-02-24T19:18:00-0800" data-time="1740453480" data-date-string="Feb 24, 2025" data-time-string="7:18 PM" title="Feb 24, 2025 at 7:18 PM">Yesterday at 7:18 PM</time></li> <li>Replies: 1</li> </ul> </div> <div class="contentRow-minor contentRow-minor--hideLinks"> <a href="/forums/microcontrollers/">Microcontrollers</a> </div> </div> </div> </li> <li class="block-row"> <div class="contentRow"> <div class="contentRow-figure"> <a href="/members/fyretoy.329981/" class="avatar avatar--xxs avatar--default avatar--default--dynamic" data-user-id="329981" data-xf-init="member-tooltip" style="background-color: #cc6666; color: #602020"> <span class="avatar-u329981-s" role="img" aria-label="fyretoy">F</span> </a> </div> <div class="contentRow-main contentRow-main--close"> <a href="/threads/caravan-with-xmas-tree-tail-lights.167392/">Caravan with Xmas tree tail lights</a> <div class="contentRow-minor contentRow-minor--hideLinks"> <ul class="listInline listInline--bullet"> <li>Started by fyretoy</li> <li><time class="u-dt" dir="auto" datetime="2025-02-24T13:55:57-0800" data-time="1740434157" data-date-string="Feb 24, 2025" data-time-string="1:55 PM" title="Feb 24, 2025 at 1:55 PM">Yesterday at 1:55 PM</time></li> <li>Replies: 2</li> </ul> </div> <div class="contentRow-minor contentRow-minor--hideLinks"> <a href="/forums/automotive-electronics/">Automotive Electronics</a> </div> </div> </div> </li> <li class="block-row"> <div class="contentRow"> <div class="contentRow-figure"> <a href="/members/tristanlee85.48858/" class="avatar avatar--xxs avatar--default avatar--default--dynamic" data-user-id="48858" data-xf-init="member-tooltip" style="background-color: #331452; color: #8c47d1"> <span class="avatar-u48858-s" role="img" aria-label="tristanlee85">T</span> </a> </div> <div class="contentRow-main contentRow-main--close"> <a href="/threads/repairing-rotary-encoder-for-creative-t6-volume-control-pod.167391/">Repairing rotary encoder for Creative T6 volume control pod</a> <div class="contentRow-minor contentRow-minor--hideLinks"> <ul class="listInline listInline--bullet"> <li>Started by tristanlee85</li> <li><time class="u-dt" dir="auto" datetime="2025-02-24T11:47:54-0800" data-time="1740426474" data-date-string="Feb 24, 2025" data-time-string="11:47 AM" title="Feb 24, 2025 at 11:47 AM">Yesterday at 11:47 AM</time></li> <li>Replies: 5</li> </ul> </div> <div class="contentRow-minor contentRow-minor--hideLinks"> <a href="/forums/repairing-electronics/">Repairing Electronics</a> </div> </div> </div> </li> <li class="block-row"> <div class="contentRow"> <div class="contentRow-figure"> <a href="/members/bassie.329975/" class="avatar avatar--xxs avatar--default avatar--default--dynamic" data-user-id="329975" data-xf-init="member-tooltip" style="background-color: #66cc99; color: #206040"> <span class="avatar-u329975-s" role="img" aria-label="Bassie">B</span> </a> </div> <div class="contentRow-main contentRow-main--close"> <a href="/threads/setting-fuses-atmega16m1.167390/">Setting fuses ATmega16M1</a> <div class="contentRow-minor contentRow-minor--hideLinks"> <ul class="listInline listInline--bullet"> <li>Started by Bassie</li> <li><time class="u-dt" dir="auto" datetime="2025-02-24T00:48:04-0800" data-time="1740386884" data-date-string="Feb 24, 2025" data-time-string="12:48 AM" title="Feb 24, 2025 at 12:48 AM">Yesterday at 12:48 AM</time></li> <li>Replies: 4</li> </ul> </div> <div class="contentRow-minor contentRow-minor--hideLinks"> <a href="/forums/avr/">AVR</a> </div> </div> </div> </li> </ul> </div> </div> <div id='div-gpt-eto_sidebar1'> <script> googletag.cmd.push(function() { googletag.display('div-gpt-eto_sidebar1'); }); </script> </div> <a href="https://www.eeworldonline.com/subscribe-eeworld-newsletter/" target="_new" style="padding-top:10px;padding-bottom:10px"> <img src="https://czdfw1kuw9n20zm0l7pmfb1a-wpengine.netdna-ssl.com/wp-content/uploads/2016/03/ee-enews-signup.jpg"> </a> <div id='div-gpt-eto_sidebarbottom'> <script> googletag.cmd.push(function() { googletag.display('div-gpt-eto_sidebarbottom'); }); </script> </div> <div class="block" data-widget-id="35" data-widget-key="rss_feed" data-widget-definition="rssFeed"> <div class="block-container"> <h3 class="block-minorHeader">New Articles From Microcontroller Tips</h3> <div class="block-body block-row"> <ul class="listHeap"> <li class="rssfeed-title"> <a href="https://www.microcontrollertips.com/mcus-offer-256-kb-flash-memory-in-64-pin-package-configurations/" target="_blank">MCUs offer 256 KB flash memory in 64-pin package configurations</a> <div class="rssfeed-date"> Thu, 20 Feb 2025 12:20:11 PST </div> </li> <li class="rssfeed-title"> <a href="https://www.microcontrollertips.com/ai-coding-extension-adds-block-diagram-output-to-vs-code-interface/" target="_blank">AI coding extension adds block diagram output to VS Code interface</a> <div class="rssfeed-date"> Wed, 19 Feb 2025 11:44:57 PST </div> </li> <li class="rssfeed-title"> <a href="https://www.microcontrollertips.com/a-survey-of-bluetooth-connectivity-modules-for-iot-applications-part-3/" target="_blank">A survey of Bluetooth connectivity modules for IoT applications: part 3</a> <div class="rssfeed-date"> Wed, 19 Feb 2025 02:51:33 PST </div> </li> </ul> </div> </div> </div> </div> </div> </div> <div class="p-breadcrumbs--parent p-breadcrumbs--bottom"> <ul class="p-breadcrumbs p-breadcrumbs--bottom" itemscope itemtype="https://schema.org/BreadcrumbList"> <li itemprop="itemListElement" itemscope itemtype="https://schema.org/ListItem"> <a href="/members/" itemprop="item"> <span itemprop="name">Members</span> </a> <meta itemprop="position" content="1" /> </li> </ul> </div> <div id='div-gpt-eto_interstitial'> <script> googletag.cmd.push(function() { googletag.display('div-gpt-eto_interstitial'); }); </script> </div> </div> </div> </div> <!-- closing xb-content-wrapper --> <footer class="p-footer" id="footer"> <div class="p-footer--container footer-stretched"> <div class="p-footer-copyright"> <div class="p-footer-inner"> <div class="p-footer-copyright--flex"> <div class="copyright-left"> Copyright © <script type="text/javascript">d = new Date();y = d.getFullYear();document.write(y);</script> WTWH Media, LLC. All Rights Reserved. </div> <div class="copyright-right"> <div class="p-footer-default"> <div class="p-footer-inner"> <div class="p-footer-row"> <div class="p-footer-row-main"> <ul class="p-footer-linkList"> <li class="p-linkList-changeWidth"><a class="pageWidthToggle xb-toggle-default" role="button" tabindex="0" data-xf-click="toggle" data-target="html" data-active-class="xb-toggle-default" data-xf-init="toggle-storage" data-storage-type="cookie" data-storage-expiry="31556926" data-storage-key="_xb-width"> Change width </a></li> </ul> </div> <div class="p-footer-row-opposite"> <ul class="p-footer-linkList"> <li><a href="/misc/contact" data-xf-click="overlay">Contact us</a></li> <li><a href="/help/terms/">Terms and rules</a></li> <li><a href="https://www.wtwhmedia.com/privacy-policy/">Privacy policy</a></li> <li><a href="/help/">Help</a></li> <li><a href="/forums/-/index.rss" target="_blank" class="p-footer-rssLink" title="RSS"><span aria-hidden="true"><i class="fa--xf fal fa-rss" aria-hidden="true"></i><span class="u-srOnly">RSS</span></span></a></li> </ul> </div> </div> </div> </div> </div> </div> </div> </div> </div> </footer> </div> <!-- closing p-pageWrapper --> </div> <!-- closing xb-pageWrapper --> <div class="u-bottomFixer js-bottomFixTarget"> <ul class="notices notices--bottom_fixer js-notices" data-xf-init="notices" data-type="bottom_fixer" data-scroll-interval="6"> <li class="notice js-notice notice--primary notice--cookie" data-notice-id="-1" data-delay-duration="0" data-display-duration="0" data-auto-dismiss="0" data-visibility=""> <div class="notice-content"> <div class="u-alignCenter"> This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register.<br /> By continuing to use this site, you are consenting to our use of cookies. </div> <div class="u-inputSpacer u-alignCenter"> <a href="/account/dismiss-notice" class="js-noticeDismiss button--notice button button--icon button--icon--confirm"><span class="button-text">Accept</span></a> <a href="/help/cookies" class="button--notice button"><span class="button-text">Learn more…</span></a> </div> </div> </li> </ul> </div> <div class="u-navButtons js-navButtons" data-trigger-type="up"> <a href="javascript:" class="button--scroll button"><span class="button-text"><i class="fa--xf fal fa-arrow-left" aria-hidden="true"></i><span class="u-srOnly">Back</span></span></a> </div> <div class="u-scrollButtons js-scrollButtons" data-trigger-type="up"> <a href="#top" class="button--scroll button" data-xf-click="scroll-to"><span class="button-text"><i class="fa--xf fal fa-arrow-up" aria-hidden="true"></i><span class="u-srOnly">Top</span></span></a> </div> <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.5.1/jquery.min.js"></script><script>window.jQuery || document.write('<script src="/js/vendor/jquery/jquery-3.5.1.min.js?_v=1977d1d7"><\/script>')</script> <script src="/js/vendor/vendor-compiled.js?_v=1977d1d7"></script> <script src="/js/xf/core-compiled.js?_v=1977d1d7"></script> <script src="/js/sv/ese/xf/structure.min.js?_v=1977d1d7"></script> <script src="/js/xf/notice.min.js?_v=1977d1d7"></script> <script src="/js/CMTV/Math/preview-observer.min.js?_v=1977d1d7"></script> <script src="/js/CMTV/Math/selector-resolver.min.js?_v=1977d1d7"></script> <script src="/js/XenCentral/PrestitialAds/adlogic.js?_v=1977d1d7"></script> <script> $(".xb-searchWrapper").on("click", function(event) { $(".xb-searchWrapper").addClass("is-active"); event.stopPropagation(); }); $(".xb-searchWrapper").on("click", function(event) { event.stopPropagation(); }); $(document).on("click", function(event) { $(".xb-searchWrapper").removeClass("is-active"); }); </script> <script type="text/x-mathjax-config"> MathJax.Hub.Config({ // CMTV_Math_MathJax_CONFIG_START tex2jax: { processClass: "mathjax-proceed", ignoreClass: "mathjax-skip" }, asciimath2jax: { processClass: "mathjax-proceed", ignoreClass: "mathjax-skip" }, showMathMenu: 1, messageStyle: "none", displayAlign: "center", // CMTV_Math_MathJax_CONFIG_END }); </script> <script class="js-CMTV_Math_renderOptions" type="application/json">{"where":"positions","positions":{"titles":1,"content":1,"pages":1,"signatures":1,"about":1}}</script> <script class="js-CMTV_Math_customRenderSelectors" type="application/json">[]</script> <script class="js-CMTV_Math_customSkipSelectors" type="application/json">[]</script> <script class="js-CMTV_Math_predefinedSelectors" type="application/json"> { "titles": [ ".p-title-value", ".contentRow-title", ".p-body-sidebar .contentRow-main > a", ".resourceSidebarList .contentRow-main > a", ".node-extra-title", ".structItem-title" ], "content": [ ".message-body", ".contentRow-snippet", ".tooltip-content", ".resourceBody-main", ".structItem-resourceTagLine", ".bbCodePreview-content", ".comment-body", "[data-widget-definition='new_profile_posts'] .contentRow-faderContent" ], "pages": [ "[data-template='help_page'] .p-body-pageContent", "[data-template='help_page'] .p-body-sideNavContent", "[data-template='help_index'] .p-body-pageContent", "[data-template='help_index'] .p-body-sideNavContent" ], "signatures": [ ".message-signature", "[data-template=member_view] .block-row:contains(Signature)" ], "about": [ "[data-template=member_view] .block-row:first-of-type" ], "skipDefault": [ ".bbCodeBlock", ".bbCodeInline", ".fr-box" ] } </script> <script>CMTV_Math.SResolver.resolve();</script> <script src="https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.5/latest.js?config=TeX-MML-AM_CHTML&locale=en" async></script> <script> jQuery.extend(true, XF.config, { // userId: 0, enablePush: false, pushAppServerKey: '', url: { fullBase: 'https://www.electro-tech-online.com/', basePath: '/', css: '/css.php?css=__SENTINEL__&s=8&l=1&d=1708496185', keepAlive: '/login/keep-alive' }, cookie: { path: '/', domain: '', prefix: 'xf_', secure: true, consentMode: 'simple', consented: ["optional","_third_party"] }, cacheKey: 'd9c9df6aa3a9e60306748b18de314189', csrf: '1740487957,890963c20d2a4e4a848ed568c847ff0f', js: {"\/js\/sv\/ese\/xf\/structure.min.js?_v=1977d1d7":true,"\/js\/xf\/notice.min.js?_v=1977d1d7":true,"\/js\/CMTV\/Math\/preview-observer.min.js?_v=1977d1d7":true,"\/js\/CMTV\/Math\/selector-resolver.min.js?_v=1977d1d7":true,"\/js\/XenCentral\/PrestitialAds\/adlogic.js?_v=1977d1d7":true}, css: {"public:CMTV_Math.less":true,"public:andy_rssfeed.less":true,"public:member.less":true,"public:notices.less":true,"public:svESE_autocomplete.less":true,"public:xb.less":true,"public:xb_search.less":true,"public:xb_welcome.less":true,"public:xcpa_main.css":true,"public:xcpa_prestitial.css":true,"public:extra.less":true}, time: { now: 1740487957, today: 1740470400, todayDow: 2, tomorrow: 1740556800, yesterday: 1740384000, week: 1739952000 }, borderSizeFeature: '3px', fontAwesomeWeight: 'l', enableRtnProtect: true, enableFormSubmitSticky: true, uploadMaxFilesize: 268435456, allowedVideoExtensions: ["m4v","mov","mp4","mp4v","mpeg","mpg","ogv","webm"], allowedAudioExtensions: ["mp3","opus","ogg","wav"], shortcodeToEmoji: true, visitorCounts: { conversations_unread: '0', alerts_unviewed: '0', total_unread: '0', title_count: true, icon_indicator: true }, jsState: {}, publicMetadataLogoUrl: '', publicPushBadgeUrl: 'https://www.electro-tech-online.com/styles/default/xenforo/bell.png' }); jQuery.extend(XF.phrases, { // date_x_at_time_y: "{date} at {time}", day_x_at_time_y: "{day} at {time}", yesterday_at_x: "Yesterday at {time}", x_minutes_ago: "{minutes} minutes ago", one_minute_ago: "1 minute ago", a_moment_ago: "A moment ago", today_at_x: "Today at {time}", in_a_moment: "In a moment", in_a_minute: "In a minute", in_x_minutes: "In {minutes} minutes", later_today_at_x: "Later today at {time}", tomorrow_at_x: "Tomorrow at {time}", day0: "Sunday", day1: "Monday", day2: "Tuesday", day3: "Wednesday", day4: "Thursday", day5: "Friday", day6: "Saturday", dayShort0: "Sun", dayShort1: "Mon", dayShort2: "Tue", dayShort3: "Wed", dayShort4: "Thu", dayShort5: "Fri", dayShort6: "Sat", month0: "January", month1: "February", month2: "March", month3: "April", month4: "May", month5: "June", month6: "July", month7: "August", month8: "September", month9: "October", month10: "November", month11: "December", active_user_changed_reload_page: "The active user has changed. Reload the page for the latest version.", server_did_not_respond_in_time_try_again: "The server did not respond in time. Please try again.", oops_we_ran_into_some_problems: "Oops! We ran into some problems.", oops_we_ran_into_some_problems_more_details_console: "Oops! We ran into some problems. Please try again later. More error details may be in the browser console.", file_too_large_to_upload: "The file is too large to be uploaded.", uploaded_file_is_too_large_for_server_to_process: "The uploaded file is too large for the server to process.", files_being_uploaded_are_you_sure: "Files are still being uploaded. Are you sure you want to submit this form?", attach: "Attach files", rich_text_box: "Rich text box", close: "Close", link_copied_to_clipboard: "Link copied to clipboard.", text_copied_to_clipboard: "Text copied to clipboard.", loading: "Loading…", you_have_exceeded_maximum_number_of_selectable_items: "You have exceeded the maximum number of selectable items.", processing: "Processing", 'processing...': "Processing…", showing_x_of_y_items: "Showing {count} of {total} items", showing_all_items: "Showing all items", no_items_to_display: "No items to display", number_button_up: "Increase", number_button_down: "Decrease", push_enable_notification_title: "Push notifications enabled successfully at Electronics Forum (Circuits, Projects and Microcontrollers)", push_enable_notification_body: "Thank you for enabling push notifications!", pull_down_to_refresh: "Pull down to refresh", release_to_refresh: "Release to refresh", refreshing: "Refreshing…" , "svStandardLib_time.day": "{count} day", "svStandardLib_time.days": "{count} days", "svStandardLib_time.hour": "{count} hour", "svStandardLib_time.hours": "{count} hours", "svStandardLib_time.minute": "{count} minutes", "svStandardLib_time.minutes": "{count} minutes", "svStandardLib_time.month": "{count} month", "svStandardLib_time.months": "{count} months", "svStandardLib_time.second": "{count} second", "svStandardLib_time.seconds": "{count} seconds", "svStandardLib_time.week": "time.week", "svStandardLib_time.weeks": "{count} weeks", "svStandardLib_time.year": "{count} year", "svStandardLib_time.years": "{count} years" }); </script> <form style="display:none" hidden="hidden"> <input type="text" name="_xfClientLoadTime" value="" id="_xfClientLoadTime" title="_xfClientLoadTime" tabindex="-1" /> </form> <!-- wall paper nui--> <!--<script type="text/javascript" language="JavaScript"> aj_server = 'https://designw.nui.media/pipeline/'; aj_tagver = '1.0'; aj_zone = 'designw'; aj_adspot = '581371'; aj_page = '0'; aj_dim ='564654'; aj_ch = ''; aj_ct = ''; aj_kw = ''; aj_pv = true; aj_click = ''; </script><script type="text/javascript" language="JavaScript" src="https://img.nui.media/banners/ajtg.js"></script>--> <!-- wall paper - AG --> <div id='div-gpt-eto_wallpaper'> <script> googletag.cmd.push(function() { googletag.display('div-gpt-eto_wallpaper'); }); </script> </div> <!-- XenBase Version: 2.2.14 --> <script type="application/ld+json"> { "@context": "https://schema.org", "@type": "ProfilePage", "url": "https://www.electro-tech-online.com/members/carolmaille.327118/", "dateCreated": "2024-09-10T14:26:04+00:00", "mainEntity": { "@type": "Person", "@id": "https://www.electro-tech-online.com/members/carolmaille.327118/", "name": "carolmaille", "description": "Member", "identifier": 327118, "url": "https://www.electro-tech-online.com/members/carolmaille.327118/", "agentInteractionStatistic": [ { "@type": "InteractionCounter", "interactionType": "https://schema.org/FollowAction", "userInteractionCount": 1 }, { "@type": "InteractionCounter", "interactionType": "https://schema.org/WriteAction", "userInteractionCount": 32 } ], "interactionStatistic": [ { "@type": "InteractionCounter", "interactionType": "https://schema.org/LikeAction", "userInteractionCount": 0 } ] }, "publisher": { "@type": "Organization", "name": "Electronics Forum (Circuits, Projects and Microcontrollers)", "description": "An electronics forum to talk all about circuits and projects.", "url": "https://www.electro-tech-online.com" } } </script> <!-- Google Tag Manager (noscript) Global --> <noscript><iframe src="https://www.googletagmanager.com/ns.html?id=GTM-MMC9PJ9" height="0" width="0" style="display:none;visibility:hidden"></iframe></noscript> <!-- End Google Tag Manager (noscript) --> <!-- Google Tag Manager (noscript) --> <noscript><iframe src="https://www.googletagmanager.com/ns.html?id=GTM-KLX5R59" height="0" width="0" style="display:none;visibility:hidden"></iframe></noscript> <!-- End Google Tag Manager (noscript) --> <script> $(function(){ var notice = $('.xb-welcome-notice'); if(notice.length){ var cookie = XF.Cookie.get('hide_welcome_notice'); if(!cookie){ XF.Cookie.set('hide_welcome_notice', Date.now()); notice.show(); } else if ((Date.now() - cookie) > 8.64e+7){ XF.Cookie.set('hide_welcome_notice', Date.now()); notice.show(); } else { notice.hide(); } } }); </script> </div> </body> </html>