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Electronics Forum (Circuits, Projects and Microcontrollers)
<?xml version="1.0" encoding="utf-8"?> <rss version="2.0" xmlns:atom="http://www.w3.org/2005/Atom" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:content="http://purl.org/rss/1.0/modules/content/" xmlns:slash="http://purl.org/rss/1.0/modules/slash/"> <channel> <title>Electronics Forum (Circuits, Projects and Microcontrollers)</title> <description>An electronics forum to talk all about circuits and projects.</description> <pubDate>Wed, 27 Nov 2024 02:49:32 +0000</pubDate> <lastBuildDate>Wed, 27 Nov 2024 02:49:32 +0000</lastBuildDate> <generator>Electronics Forum (Circuits, Projects and Microcontrollers)</generator> <link>https://www.electro-tech-online.com/</link> <atom:link rel="self" type="application/rss+xml" href="https://www.electro-tech-online.com/forums/-/index.rss"/> <item> <title>Filtering for a signal level detector</title> <pubDate>Tue, 26 Nov 2024 18:41:14 +0000</pubDate> <link>https://www.electro-tech-online.com/threads/filtering-for-a-signal-level-detector.166547/</link> <guid isPermaLink="false">166547</guid> <author>invalid@example.com (throbscottle)</author> <category domain="https://www.electro-tech-online.com/forums/general-electronics-chat/"><![CDATA[General Electronics Chat]]></category> <dc:creator>throbscottle</dc:creator> <content:encoded><![CDATA[<div class="bbWrapper">I'm making an analogue tachometer for my PCB drilling machine, but the level detector at the end isn't very good - help please!<br /> <br /> Here's the setup: The 5 pole motor is driven by a 10KHz PWM signal and does up to 30K RPM. The actual adjustment range starts at about 10K I think.<br /> <br /> A 0.1 ohm sense resistor in series with the motor picks up commutator switching and PWM, and goes through a RC filter to get just the commutator signal. This is amplified and turned into pulses to drive a 555...<br /> <br /> <a href="https://www.electro-tech-online.com/threads/filtering-for-a-signal-level-detector.166547/" class="link link--internal">Read more</a></div>]]></content:encoded> <slash:comments>13</slash:comments> </item> <item> <title>Help! Put switch back together on cookerhood</title> <pubDate>Tue, 26 Nov 2024 17:44:26 +0000</pubDate> <link>https://www.electro-tech-online.com/threads/help-put-switch-back-together-on-cookerhood.166879/</link> <guid isPermaLink="false">166879</guid> <author>invalid@example.com (Deebs505)</author> <category domain="https://www.electro-tech-online.com/forums/general-electronics-chat/"><![CDATA[General Electronics Chat]]></category> <dc:creator>Deebs505</dc:creator> <content:encoded><![CDATA[<div class="bbWrapper">Hi, <br /> <br /> I'm hoping I've found a forum that might be able to help me. <br /> <br /> I've taken apart the light switch on the control panel of my cooker hood. As I removed the cover an S shaped piece of steel wire came loose but I'm not sure where it needs to be positioned to get it operating correctly again.<br /> <br /> I've tried it in numerous places but no joy. In it's current state (without S wire) the switch can be pushed in (lights on) then pushes back to off position (lights off) due to the spring.<br /> <br /> When...<br /> <br /> <a href="https://www.electro-tech-online.com/threads/help-put-switch-back-together-on-cookerhood.166879/" class="link link--internal">Read more</a></div>]]></content:encoded> <slash:comments>4</slash:comments> </item> <item> <title>Display TFT ST7789 (OshonSoft Basic).</title> <pubDate>Tue, 26 Nov 2024 17:08:12 +0000</pubDate> <link>https://www.electro-tech-online.com/threads/display-tft-st7789-oshonsoft-basic.166219/</link> <guid isPermaLink="false">166219</guid> <author>invalid@example.com (DogFlu66)</author> <category domain="https://www.electro-tech-online.com/forums/oshonsoft/"><![CDATA[Oshonsoft]]></category> <dc:creator>DogFlu66</dc:creator> <content:encoded><![CDATA[<div class="bbWrapper">I leave the library to use ST7789 TFT display, I have translated one that is in C language. But unfortunately I have not been able to get it to work yet. I leave the files in case someone with more experience with these displays can review it.</div>]]></content:encoded> <slash:comments>243</slash:comments> </item> <item> <title>Varying voltage in a circuit</title> <pubDate>Tue, 26 Nov 2024 11:15:00 +0000</pubDate> <link>https://www.electro-tech-online.com/threads/varying-voltage-in-a-circuit.166946/</link> <guid isPermaLink="false">166946</guid> <author>invalid@example.com (Kisen)</author> <category domain="https://www.electro-tech-online.com/forums/general-electronics-chat/"><![CDATA[General Electronics Chat]]></category> <dc:creator>Kisen</dc:creator> <content:encoded><![CDATA[<div class="bbWrapper">Hi,<br /> <br /> I suspect that what i am about to ask will be OK, but wanted to get opinions.<br /> <br /> I have a design i am working on. It is a low power design running from a coin cell. The coin cell voltage is boosted to 5v and stored in a supercapacitor.<br /> The supercap is then feeding a variable regulator, in that i can switch it to 1 of 2 preset voltages. In my case 2.0v and 3.3v.<br /> <br /> Typically i intend for the regulator to be in 2.0v and not doing anything particularly exciting. an MCU wakes up periodically...<br /> <br /> <a href="https://www.electro-tech-online.com/threads/varying-voltage-in-a-circuit.166946/" class="link link--internal">Read more</a></div>]]></content:encoded> <slash:comments>9</slash:comments> </item> <item> <title>Clear Black Screen with Green Backlight on OLED Display</title> <pubDate>Tue, 26 Nov 2024 06:35:12 +0000</pubDate> <link>https://www.electro-tech-online.com/threads/clear-black-screen-with-green-backlight-on-oled-display.166948/</link> <guid isPermaLink="false">166948</guid> <author>invalid@example.com (romromillys)</author> <category domain="https://www.electro-tech-online.com/forums/general-electronics-chat/"><![CDATA[General Electronics Chat]]></category> <dc:creator>romromillys</dc:creator> <content:encoded><![CDATA[<div class="bbWrapper">Hi everyone,<br /> <br /> Clear Black Screen with a constant green backlight appears on my OLED display. I have connected the screen as shown in the provided images and used the example code with Arduino, but it remains black.<br /> <br /> After checking, I found it was a soldering issue. The connection to the pins on the screen was not proper. I moved the connections around, ensured proper contact, and pressed the reset button. Now it works perfectly!<br /> <br /> Thanks for any advice and help during troubleshooting!</div>]]></content:encoded> <slash:comments>0</slash:comments> </item> <item> <title>Power Resistor</title> <pubDate>Mon, 25 Nov 2024 20:03:57 +0000</pubDate> <link>https://www.electro-tech-online.com/threads/power-resistor.166947/</link> <guid isPermaLink="false">166947</guid> <author>invalid@example.com (jb33)</author> <category domain="https://www.electro-tech-online.com/forums/general-electronics-chat/"><![CDATA[General Electronics Chat]]></category> <dc:creator>jb33</dc:creator> <content:encoded><![CDATA[<div class="bbWrapper">Hello All,<br /> Throughout my entire electronic education, I've always found a little 'm' to represent milli, and a capital 'M' to represent Mega. Now, the attached photos are of a power resistor from Micron. Based off of the datasheet, this is most certainly a 10 Watt resistor, and, I have even double-checked the measurements given in the table. My problem is that is says, for a 10W resistor, the ohm ranges are from 1ohm to 1kohm. This would rule out that the little 'm' has any possibility...<br /> <br /> <a href="https://www.electro-tech-online.com/threads/power-resistor.166947/" class="link link--internal">Read more</a></div>]]></content:encoded> <slash:comments>4</slash:comments> </item> <item> <title>NEXTION - PIC16F877A</title> <pubDate>Mon, 25 Nov 2024 17:53:34 +0000</pubDate> <link>https://www.electro-tech-online.com/threads/nextion-pic16f877a.166592/</link> <guid isPermaLink="false">166592</guid> <author>invalid@example.com (Jtomas)</author> <category domain="https://www.electro-tech-online.com/forums/oshonsoft/"><![CDATA[Oshonsoft]]></category> <dc:creator>Jtomas</dc:creator> <content:encoded><![CDATA[<div class="bbWrapper">Hello everyone,<br /> I'm glad I found this site, I would appreciate if someone has made a connection between a Nextion screen and a PIC, using PIC SIMULATOR IDE, I'm stuck and I'm not able to capture the codes of the buttons that I've entered on the NEXTION screen from the PIC. I'm able to send data from the PIC to the Nextion but not the other way around. I'd appreciate some help.<br /> Thank you very much.</div>]]></content:encoded> <slash:comments>44</slash:comments> </item> <item> <title>Heathkit IM-5228 always reads zero ohms</title> <pubDate>Mon, 25 Nov 2024 14:58:15 +0000</pubDate> <link>https://www.electro-tech-online.com/threads/heathkit-im-5228-always-reads-zero-ohms.166910/</link> <guid isPermaLink="false">166910</guid> <author>invalid@example.com (jamesadoty)</author> <category domain="https://www.electro-tech-online.com/forums/repairing-electronics/"><![CDATA[Repairing Electronics]]></category> <dc:creator>jamesadoty</dc:creator> <content:encoded><![CDATA[<div class="bbWrapper">Hi all:<br /> <br /> I'm new here.<br /> <br /> I have a Heathkit IM-5228 VTVM that I'm restoring. I replaced the electrolytic capacitor and the paper capacitor. I also replaced the battery.<br /> <br /> I brought the meter up on my dim bulb circuit plugged into my variac which in turn is plugged into an isolation transformer.<br /> <br /> I was able to calibrate DC and AC volts and I can properly zero the meter. <br /> <br /> In resistance mode I can set the meter movement to infinity ohms, and when I touch my AC/Ohms lead to my ground alligator...<br /> <br /> <a href="https://www.electro-tech-online.com/threads/heathkit-im-5228-always-reads-zero-ohms.166910/" class="link link--internal">Read more</a></div>]]></content:encoded> <slash:comments>25</slash:comments> </item> <item> <title>Does highly sensitive radio receivers encounters less fading</title> <pubDate>Mon, 25 Nov 2024 13:48:26 +0000</pubDate> <link>https://www.electro-tech-online.com/threads/does-highly-sensitive-radio-receivers-encounters-less-fading.166945/</link> <guid isPermaLink="false">166945</guid> <author>invalid@example.com (ofosot69)</author> <category domain="https://www.electro-tech-online.com/forums/radio-communications/"><![CDATA[Radio and Communications]]></category> <dc:creator>ofosot69</dc:creator> <content:encoded><![CDATA[<div class="bbWrapper">I need to know whether the radio receivers that are highly sensitive, like having sensitivity less than 0.0224 micro volts for AM reception, encounter less fading than the others with less sensitivity?<br /> <br /> Which specification of a radio receiver is responsible for mitigating fading?</div>]]></content:encoded> <slash:comments>1</slash:comments> </item> <item> <title>I2C Interface Tutorial from Hack-A-Day</title> <pubDate>Mon, 25 Nov 2024 09:15:08 +0000</pubDate> <link>https://www.electro-tech-online.com/threads/i2c-interface-tutorial-from-hack-a-day.166392/</link> <guid isPermaLink="false">166392</guid> <author>invalid@example.com (For The Popcorn)</author> <category domain="https://www.electro-tech-online.com/forums/general-electronics-chat/"><![CDATA[General Electronics Chat]]></category> <dc:creator>For The Popcorn</dc:creator> <content:encoded><![CDATA[<div class="bbWrapper">Hack-A-Day has <a href="https://hackaday.com/2024/08/07/i2c-for-hackers-the-basics/" target="_blank" class="link link--external" rel="nofollow ugc noopener">a good tutorial on using I2C interfaced devices</a>. These include RTC modules, port expanders and wealth of other devices.</div>]]></content:encoded> <slash:comments>3</slash:comments> </item> <item> <title>Help identifying component</title> <pubDate>Mon, 25 Nov 2024 09:12:41 +0000</pubDate> <link>https://www.electro-tech-online.com/threads/help-identifying-component.166932/</link> <guid isPermaLink="false">166932</guid> <author>invalid@example.com (chrisdiyer)</author> <category domain="https://www.electro-tech-online.com/forums/repairing-electronics/"><![CDATA[Repairing Electronics]]></category> <dc:creator>chrisdiyer</dc:creator> <content:encoded><![CDATA[<div class="bbWrapper">Hey all. I am attempting to repair my mom and dad stair chair lift after the cord got caught up in the gear and did some damage. Now when you plug the chair in it starts going up on its own. Looking at the circuit board I can see one component that's obviously fried, but I'm not too familiar with a lot of different components and can't seem to figure out what it is. Assuming it's the same as the ones it is next to, it is a white cylindrical through hole component. I don't see any identifying...<br /> <br /> <a href="https://www.electro-tech-online.com/threads/help-identifying-component.166932/" class="link link--internal">Read more</a></div>]]></content:encoded> <slash:comments>21</slash:comments> </item> <item> <title>LTSpice initial conditions help, please?</title> <pubDate>Mon, 25 Nov 2024 08:22:56 +0000</pubDate> <link>https://www.electro-tech-online.com/threads/ltspice-initial-conditions-help-please.166929/</link> <guid isPermaLink="false">166929</guid> <author>invalid@example.com (rjenkinsgb)</author> <category domain="https://www.electro-tech-online.com/forums/circuit-simulation-pcb-design/"><![CDATA[Circuit Simulation & PCB Design]]></category> <dc:creator>rjenkinsgb</dc:creator> <content:encoded><![CDATA[<div class="bbWrapper">Hi all,<br /> can someone familiar with LTSpice please figure this out? I'm trying to work out a simple "soft start" circuit for a simple transformer-rectifier-smoothing cap power source, that will be connected to a 60V high current transformer, to avoid any possibility of damaging a 1A bridge if it's turned on near a voltage peak.<br /> <br /> For the sim I'm just using a fixed 90V DC input, on the basis that's going to be a higher surge that on rectified AC.<br /> <br /> The problem is, the bypass FET is conducting at...<br /> <br /> <a href="https://www.electro-tech-online.com/threads/ltspice-initial-conditions-help-please.166929/" class="link link--internal">Read more</a></div>]]></content:encoded> <slash:comments>13</slash:comments> </item> <item> <title>Strat Guitar pickguard QC Chart -Hieroglyphs?</title> <pubDate>Sun, 24 Nov 2024 22:33:35 +0000</pubDate> <link>https://www.electro-tech-online.com/threads/strat-guitar-pickguard-qc-chart-hieroglyphs.166944/</link> <guid isPermaLink="false">166944</guid> <author>invalid@example.com (FuzzMitch)</author> <category domain="https://www.electro-tech-online.com/forums/general-electronics-chat/"><![CDATA[General Electronics Chat]]></category> <dc:creator>FuzzMitch</dc:creator> <content:encoded><![CDATA[<div class="bbWrapper">Hi Gang, could someone tell me what some of these symbols refer to on a 5 way selector switch on a Fender Stratocaster pickguard QC chart? which has 1 x volume control, and 2 x tone controls.<br /> Particularly Tone1 and Tone 2 Control sectn: 'S.W. 1P & 2P' / 'S.W. 3P & 4P'. <br /> I assume S.W. might refer to 'switch' altho its a dial/potentiometer, and 1P etc refers to 1st position altho being a dial - maybe 1st position = '0', 2nd position = '10'; but Tone 2 3P and 4P??? dunno<br /> Thanks for the decipher.</div>]]></content:encoded> <slash:comments>0</slash:comments> </item> <item> <title>Recommended IDE</title> <pubDate>Sun, 24 Nov 2024 20:43:15 +0000</pubDate> <link>https://www.electro-tech-online.com/threads/recommended-ide.166941/</link> <guid isPermaLink="false">166941</guid> <author>invalid@example.com (TucsonDon)</author> <category domain="https://www.electro-tech-online.com/forums/electronic-projects-design-ideas-reviews/"><![CDATA[Electronic Projects Design/Ideas/Reviews]]></category> <dc:creator>TucsonDon</dc:creator> <content:encoded><![CDATA[<div class="bbWrapper"><ul> <li data-xf-list-type="ul">Windows 11</li> <li data-xf-list-type="ul">MPLab X v6.2</li> <li data-xf-list-type="ul">xc8 v2.41, v2.45</li> <li data-xf-list-type="ul">Mikro EasyPIC v7 (2)</li> <li data-xf-list-type="ul">PICKit3, PICKit4</li> <li data-xf-list-type="ul">PIC18F47Q84, PIC18F47K42</li> <li data-xf-list-type="ul">Various Mikro click boards</li> </ul>I have a personal project that I have been working on for years using the above hardware. As of late it has become a point of frustration in that I keep having bugs appear in code that has been debugged and that I am not working on. I believe that a lot of the issues is coming from MPLab. My frustration came to a head yesterday and I...<br /> <br /> <a href="https://www.electro-tech-online.com/threads/recommended-ide.166941/" class="link link--internal">Read more</a></div>]]></content:encoded> <slash:comments>5</slash:comments> </item> <item> <title>Pic basic finger print scanner AS608</title> <pubDate>Sun, 24 Nov 2024 20:26:13 +0000</pubDate> <link>https://www.electro-tech-online.com/threads/pic-basic-finger-print-scanner-as608.166942/</link> <guid isPermaLink="false">166942</guid> <author>invalid@example.com (shadowlight99)</author> <category domain="https://www.electro-tech-online.com/forums/microcontrollers/"><![CDATA[Microcontrollers]]></category> <dc:creator>shadowlight99</dc:creator> <content:encoded><![CDATA[<div class="bbWrapper">is there any guide anywhere for connecting a AS608 finger print scanner to a pic18f series mcu in pic basic? it has a UART interface. All i could find online is arduino examples.</div>]]></content:encoded> <slash:comments>3</slash:comments> </item> <item> <title>Electronic Damper Control</title> <pubDate>Sun, 24 Nov 2024 20:02:19 +0000</pubDate> <link>https://www.electro-tech-online.com/threads/electronic-damper-control.166943/</link> <guid isPermaLink="false">166943</guid> <author>invalid@example.com (Simon_Ashley)</author> <category domain="https://www.electro-tech-online.com/forums/electronic-projects-design-ideas-reviews/"><![CDATA[Electronic Projects Design/Ideas/Reviews]]></category> <dc:creator>Simon_Ashley</dc:creator> <content:encoded><![CDATA[<div class="bbWrapper">Hi all,<br /> <br /> Posted in automotive section but don't think many venture into that section. <br /> Any help greatly appreciated.<br /> <br /> Don't know if someone can move original post if in wrong area.<br /> <br /> <div class="bbCodeBlock bbCodeBlock--unfurl js-unfurl fauxBlockLink" data-unfurl="true" data-result-id="14470" data-url="https://www.electro-tech-online.com/threads/electronic-damper-control.166937/#post-1457775" data-host="www.electro-tech-online.com" data-pending="false"> <div class="contentRow"> <div class="contentRow-main"> <h3 class="contentRow-header js-unfurl-title"> <a href="https://www.electro-tech-online.com/threads/electronic-damper-control.166937/#post-1457775" class="link link--internal fauxBlockLink-blockLink" target="" rel="" data-proxy-href=""> Electronic Damper Control </a> </h3> <div class="contentRow-snippet js-unfurl-desc">Hello, So what I want to achieve is an adjustable controller (Analogue or Digital setting) for adjusting the damping on front and rear axles of my VW Caravelle. Later VW Transporters (Caravelle) had option of Dynamic Chassis control so the dampers are available and fit my van. Link to details...</div> <div class="contentRow-minor contentRow-minor--hideLinks"> <span class="js-unfurl-favicon"> </span> www.electro-tech-online.com </div> </div> </div> </div> <br /> Cheers<br /> Simon</div>]]></content:encoded> <slash:comments>0</slash:comments> </item> <item> <title>Stepper motor help needed</title> <pubDate>Sun, 24 Nov 2024 10:06:00 +0000</pubDate> <link>https://www.electro-tech-online.com/threads/stepper-motor-help-needed.166936/</link> <guid isPermaLink="false">166936</guid> <author>invalid@example.com (carl25)</author> <category domain="https://www.electro-tech-online.com/forums/arduino/"><![CDATA[Arduino]]></category> <dc:creator>carl25</dc:creator> <content:encoded><![CDATA[<div class="bbWrapper">Hi all, basically I am a mechanical engineer and I can build anything mechanical and most arduino stuff but when I get some project in my head that goes past my knowledge Arduino base I am stumped<br /> I have a CNC 3 axis I built that works great and makes lovely things, but I have a project I want to build with 5 stepper motors, this is for a moving archery targets I so want to get right<br /> I have a few normal V3 stepper boards several Uno and Mega boards and several drivers from DRV8825 and TB6600...<br /> <br /> <a href="https://www.electro-tech-online.com/threads/stepper-motor-help-needed.166936/" class="link link--internal">Read more</a></div>]]></content:encoded> <slash:comments>4</slash:comments> </item> <item> <title>Battery management circuit</title> <pubDate>Sun, 24 Nov 2024 09:48:11 +0000</pubDate> <link>https://www.electro-tech-online.com/threads/battery-management-circuit.166933/</link> <guid isPermaLink="false">166933</guid> <author>invalid@example.com (Maltais14)</author> <category domain="https://www.electro-tech-online.com/forums/electronic-projects-design-ideas-reviews/"><![CDATA[Electronic Projects Design/Ideas/Reviews]]></category> <dc:creator>Maltais14</dc:creator> <content:encoded><![CDATA[<div class="bbWrapper">Hey I am a newbie.<br /> Im tired of hard to find management systems so i wanna learn, so far i am re**rded.<br /> If anyone with free time could consult me a bit i would appreciate it a lot.<br /> i want a management system at least with low voltage cut off since i have no problem using specific chargers but charging circuit would also be nice and balancing.<br /> Battery is lifpo4 6 cells 3.2v 15a big ass cells.<br /> i want them for a 200w Bluetooth speaker. i guess i also need some kind of voltage regulator so i...<br /> <br /> <a href="https://www.electro-tech-online.com/threads/battery-management-circuit.166933/" class="link link--internal">Read more</a></div>]]></content:encoded> <slash:comments>2</slash:comments> </item> <item> <title>Home transfer switch from ups to grid, what about fase?</title> <pubDate>Sun, 24 Nov 2024 06:05:47 +0000</pubDate> <link>https://www.electro-tech-online.com/threads/home-transfer-switch-from-ups-to-grid-what-about-fase.166240/</link> <guid isPermaLink="false">166240</guid> <author>invalid@example.com (PieterE)</author> <category domain="https://www.electro-tech-online.com/forums/renewable-energy/"><![CDATA[Renewable Energy]]></category> <dc:creator>PieterE</dc:creator> <content:encoded><![CDATA[<div class="bbWrapper">I have a a battery powered ups system.<br /> I Also have solarpanels and an invertor.<br /> The ups I able to controll the output of the invertor if a connect it to the ups line (by frequency modulation). So no problem there.<br /> This all works fine.<br /> <br /> But: <br /> I am planning to install a home transfer switch that switches my home from grid to ups.<br /> This switch is so fast that electronics keep running.<br /> When I would switch from grid to ups, there is no problem I think. The invertor and the ups are in sync with...<br /> <br /> <a href="https://www.electro-tech-online.com/threads/home-transfer-switch-from-ups-to-grid-what-about-fase.166240/" class="link link--internal">Read more</a></div>]]></content:encoded> <slash:comments>5</slash:comments> </item> <item> <title>How to determine wiring of DC motor controller</title> <pubDate>Sun, 24 Nov 2024 06:04:26 +0000</pubDate> <link>https://www.electro-tech-online.com/threads/how-to-determine-wiring-of-dc-motor-controller.166938/</link> <guid isPermaLink="false">166938</guid> <author>invalid@example.com (koyote)</author> <category domain="https://www.electro-tech-online.com/forums/general-electronics-chat/"><![CDATA[General Electronics Chat]]></category> <dc:creator>koyote</dc:creator> <content:encoded><![CDATA[<div class="bbWrapper">I have a DC motor that came with a speed controller like in the picture. The controller is connected to the motor with a 4-pin connector. Nothing is labeled except the power source which says: 24V 4.17A 100W<br /> <br /> I want to replace the controller with a DAC for automation and need to find out which pins of the connector do what. I could just start probing with a multimeter but I dont want to short anything. I also dont want to dissasemble the controller or the motor.<br /> <br /> I assume:<br /> 1) two pins are...<br /> <br /> <a href="https://www.electro-tech-online.com/threads/how-to-determine-wiring-of-dc-motor-controller.166938/" class="link link--internal">Read more</a></div>]]></content:encoded> <slash:comments>1</slash:comments> </item> </channel> </rss>