<div class="entry-content">
    <div class="jetpack-video-wrapper"><span class="embed-youtube" style="text-align:center; display: block;"><iframe src="https://www.youtube.com/embed/tqi6PU8U-W0" class="youtube-player" width="740" height="416.418" frameborder="0" allowfullscreen></iframe></span>
    </div>
    <div class="blog-content">
        I built a circuit designed by AI.
    </div>

    <div class="blog-content-chapters">
        <div>
            Chapters:
        </div>
        <ul class="chapters-list">
            <li class="chapters-list-item"><span class="chapters-time">00:00</span><span class="chapters-text">What is this video about</span></li>
            <li class="chapters-list-item"><span class="chapters-time">00:39</span><span class="chapters-text">Building the circuit</span></li>
            <li class="chapters-list-item"><span class="chapters-time">03:47</span><span class="chapters-text">Installing CircuitPython</span></li>
            <li class="chapters-list-item"><span class="chapters-time">05:53</span><span class="chapters-text">Running and fixing the code</span></li>
            <li class="chapters-list-item"><span class="chapters-time">08:33</span><span class="chapters-text">Results</span></li>
    </div>
    
    <div class="blog-content-links">
        <div>
            Links:
        </div>
        <ul class="links-list">
            <li class="links-list-item"><a href="https://x.com/i/grok/share/5T8BmTFnsI9Rr195HKz5qPQ8U">My chat with A</a></li>
            <li class="links-list-item"><a href="https://fedevel.com/courses">FEDEVEL Online courses</a></li>
        </ul>
    </div>  
</div>

I asked AI to design an electronic circuit and write software for it. Here is what happened ...

<div class="entry-content">
    <div class="jetpack-video-wrapper"><span class="embed-youtube" style="text-align:center; display: block;"><iframe src="https://www.youtube.com/embed/r_zaDXqUSn8" class="youtube-player" width="740" height="416.418" frameborder="0" allowfullscreen></iframe></span>
    </div>
    <div class="blog-content">
For everyone who would like to learn how to start with RP2040 / RP2350 programming. Thank you very much Scott Shawcroft
    </div>

    <div class="blog-content-chapters">
        <div>
            Chapters:
        </div>
        <ul class="chapters-list">
            <li class="chapters-list-item"><span class="chapters-time">00:00</span><span class="chapters-text">What is this video about</span></li>
            <li class="chapters-list-item"><span class="chapters-time">01:52</span><span class="chapters-text">Flashing CircuitPython on Raspberry PI PICO</span></li>
            <li class="chapters-list-item"><span class="chapters-time">05:48</span><span class="chapters-text">How to run your code</span></li>
            <li class="chapters-list-item"><span class="chapters-time">10:29</span><span class="chapters-text">Blinky example</span></li>
            <li class="chapters-list-item"><span class="chapters-time">16:28</span><span class="chapters-text">Addressable RGB LED example - NeoPixel</span></li>
            <li class="chapters-list-item"><span class="chapters-time">30:13</span><span class="chapters-text">Input example - Push button</span></li>
            <li class="chapters-list-item"><span class="chapters-time">37:10</span><span class="chapters-text">About serial port</span></li>
            <li class="chapters-list-item"><span class="chapters-time">42:12</span><span class="chapters-text">Making an USB keyboard - example</span></li>
            <li class="chapters-list-item"><span class="chapters-time">53:19</span><span class="chapters-text">I2C example</span></li>
            <li class="chapters-list-item"><span class="chapters-time">1:06:59</span><span class="chapters-text">WiFi Example</span></li>
            <li class="chapters-list-item"><span class="chapters-time">1:15:45</span><span class="chapters-text">Webserver and controlling LED over WiFi example</span></li>
            <li class="chapters-list-item"><span class="chapters-time">1:22:04</span><span class="chapters-text">About Scott</span></li>
    </div>

    
    <div class="blog-content-links">
        <div>
            Links:
        </div>
        <ul class="links-list">
            <li class="links-list-item"><a href="https://www.linkedin.com/in/tannewt/">Scott´s LinkedIn</a></li>
            <li class="links-list-item"><a href="https://adafruit-playground.com/u/tannewt/pages/robert-feranec-stream-notes">Download examples from the video here</a></li>
            <li class="links-list-item"><a href="https://fedevel.com/courses">FEDEVEL Online courses</a></li>
        </ul>
    </div>  
</div>

Starting with RP2040 / RP2350 PICO - Programming Tutorial for Beginners | StepByStep | CircuitPython

<div class="entry-content">
    <div class="jetpack-video-wrapper"><span class="embed-youtube" style="text-align:center; display: block;"><iframe src="https://www.youtube.com/embed/9lEtkysFGGg" class="youtube-player" width="740" height="416.418" frameborder="0" allowfullscreen></iframe></span>
    </div>
    <div class="blog-content">
        Watch how signals are travelling through a PCB. Thank you very much Yuriy Shlepnev.
    </div>

    <div class="blog-content-chapters">
        <div>
            Chapters:
        </div>
        <ul class="chapters-list">
            <li class="chapters-list-item"><span class="chapters-time">00:00</span><span class="chapters-text">What is this video about</span></li>
            <li class="chapters-list-item"><span class="chapters-time">00:32</span><span class="chapters-text">Fields for THICK 2 Layer PCB (1mm / 40mil)</span></li>
            <li class="chapters-list-item"><span class="chapters-time">04:47</span><span class="chapters-text">Fields for THIN 2 Layer PCB (0.1mm / 4mil)</span></li>
            <li class="chapters-list-item"><span class="chapters-time">08:44</span><span class="chapters-text">Fields size compared 1mm vs 0.1mm</span></li>
            <li class="chapters-list-item"><span class="chapters-time">09:11</span><span class="chapters-text">Crosstalk, fields, currents for 2 Layer PCB (two tracks)</span></li>
            <li class="chapters-list-item"><span class="chapters-time">16:56</span><span class="chapters-text">Currents in track</span></li>
            <li class="chapters-list-item"><span class="chapters-time">21:24</span><span class="chapters-text">Comparing crosstalk in numbers (2 layer PCB)</span></li>
            <li class="chapters-list-item"><span class="chapters-time">27:43</span><span class="chapters-text">Crosstalk for 5W gap between tracks</span></li>
            <li class="chapters-list-item"><span class="chapters-time">35:45</span><span class="chapters-text">About Simbeor simulation software</span></li>
            <li class="chapters-list-item"><span class="chapters-time">40:57</span><span class="chapters-text">Fields inside of PCB for one track</span></li>
            <li class="chapters-list-item"><span class="chapters-time">45:00</span><span class="chapters-text">Fields size compared (symmetrical vs. not symmetrical)</span></li>
            <li class="chapters-list-item"><span class="chapters-time">45:52</span><span class="chapters-text">Crosstalk, fields, currents inside of PCB for two tracks</span></li>
            <li class="chapters-list-item"><span class="chapters-time">49:25</span><span class="chapters-text">Comparing crosstalk in numbers (inside PCB)</span></li>
            <li class="chapters-list-item"><span class="chapters-time">56:29</span><span class="chapters-text">Comparing 2 layer vs inside PCB crosstalk for 5W</span></li>
            <li class="chapters-list-item"><span class="chapters-time">1:00:44</span><span class="chapters-text">Animation of signal travelling through track</span></li>
            <li class="chapters-list-item"><span class="chapters-time">1:04:54</span><span class="chapters-text">Animation - Moving tracks further from each other</span></li>
            <li class="chapters-list-item"><span class="chapters-time">1:07:14</span><span class="chapters-text">Signals running through both tracks</span></li>
            <li class="chapters-list-item"><span class="chapters-time">1:10:14</span><span class="chapters-text">Adding GND track with 2 vias between tracks</span></li>
            <li class="chapters-list-item"><span class="chapters-time">1:12:12</span><span class="chapters-text">Adding many vias only</span></li>
            <li class="chapters-list-item"><span class="chapters-time">1:13:37</span><span class="chapters-text">Adding many vias and track</span></li>
            <li class="chapters-list-item"><span class="chapters-time">1:17:12</span><span class="chapters-text">Importing a real board to Simbeor and analyzing crosstalk</span></li>
    </div>
    
    <div class="blog-content-links">
        <div>
            Links:
        </div>
        <ul class="links-list">
            <li class="links-list-item"><a href="https://www.linkedin.com/in/yuriy-shlepnev-7b39136/">Yuriy´s LinkedIn</a></li>
            <li class="links-list-item"><a href="https://www.simberian.com/">Yuriy´s company</a></li>
            <li class="links-list-item"><a href="https://fedevel.com/courses">FEDEVEL Online courses</a></li>
        </ul>
    </div>  
</div>

Don’t design PCB without watching this!

<div class="entry-content">
    <div class="jetpack-video-wrapper"><span class="embed-youtube" style="text-align:center; display: block;"><iframe src="https://www.youtube.com/embed/X20EXSpp7NE" class="youtube-player" width="740" height="416.418" frameborder="0" allowfullscreen></iframe></span>
    </div>
    <div class="blog-content">
        Finally I know how to use the Release feature in Altium Designer. Thank you Michal
    </div>
    <div class="blog-content-chapters">
        <div>
            Chapters:
        </div>
        <ul class="chapters-list">
            <li class="chapters-list-item">
                <span class="chapters-time">00:00</span><span class="chapters-text">What is this video about</span>
            </li>
            <li class="chapters-list-item">
                <span class="chapters-time">01:13</span><span class="chapters-text">Versioning</span>
            </li>
            <li class="chapters-list-item">
                <span class="chapters-time">10:45</span><span class="chapters-text">Project History</span>
            </li>
            <li class="chapters-list-item">
                <span class="chapters-time">24:50</span><span class="chapters-text">Comments</span>
            </li>
            <li class="chapters-list-item">
                <span class="chapters-time">28:15</span><span class="chapters-text">Compare versions</span>
            </li>
            <li class="chapters-list-item">
                <span class="chapters-time">31:38</span><span class="chapters-text">Releases</span>
            </li>
            <li class="chapters-list-item">
                <span class="chapters-time">52:26</span><span class="chapters-text">Comparing gerbers</span>
            </li>
            <li class="chapters-list-item">
                <span class="chapters-time">1:04:30</span><span class="chapters-text">Sharing manufacturing outputs</span>
            </li>
            <li class="chapters-list-item">
                <span class="chapters-time">1:12:38</span><span class="chapters-text">Tasks</span>
            </li>
            <li class="chapters-list-item">
                <span class="chapters-time">1:16:50</span><span class="chapters-text">Assembly</span>
            </li>
        </ul>
    </div>
    <div class="blog-content-links">
        <div>
            Links:
        </div>
        <ul class="links-list">
            <li class="links-list-item"><a href="https://www.linkedin.com/in/michal-faruga/">Michal's LinkedIn</a></li>
            <li class="links-list-item"><a href="https://www.altium.com/">Altium</a></li>
        </ul>
    </div>   
</div>


Altium – How To Do Versioning And Releases | Explained | Michal Faruga

<div class="entry-content">
    <div class="jetpack-video-wrapper"><span class="embed-youtube" style="text-align:center; display: block;"><iframe src="https://www.youtube.com/embed/PkJqE-EsoWY" class="youtube-player" width="740" height="416.418" frameborder="0" allowfullscreen></iframe></span>
    </div>
    <div class="blog-content">
        Massively parallel NE5532 op-amp low-noise, low-distortion headphone amplifier design (single DC rail). Update video from previous version, going through design considerations, schematics, and PCB design.
    </div>
    <div class="blog-content-chapters">
        <div>
            Chapters:
        </div>
        <ul class="chapters-list">
            <li class="chapters-list-item"><span class="chapters-time">00:00</span><span class="chapters-text">Overview</span></li>
            <li class="chapters-list-item"><span class="chapters-time">02:55</span><span class="chapters-text">Previous Version</span></li>
            <li class="chapters-list-item"><span class="chapters-time">04:29</span><span class="chapters-text">Schematic Overview</span></li>
            <li class="chapters-list-item"><span class="chapters-time">04:58</span><span class="chapters-text">Power Supply</span></li>
            <li class="chapters-list-item"><span class="chapters-time">08:29</span><span class="chapters-text">Pre-Amplifier</span></li>
            <li class="chapters-list-item"><span class="chapters-time">11:47</span><span class="chapters-text">Power Amplifier</span></li>
            <li class="chapters-list-item"><span class="chapters-time">13:03</span><span class="chapters-text">PCB Overview</span></li>
            <li class="chapters-list-item"><span class="chapters-time">14:51</span><span class="chapters-text">Front and Rear Panels</span></li>
            <li class="chapters-list-item"><span class="chapters-time">15:46</span><span class="chapters-text">Douglas Self Books</span></li>
        </ul>
    </div>
    <div class="blog-content-links">
        <div>
            Links:
        </div>
        <ul class="links-list">
            <li class="links-list-item"><a href="https://www.elektormagazine.com/magazine/elektor-201010/19460">Inspired by Douglas Self</a></li>
            <li class="links-list-item"><a href="https://www.youtube.com/watch?v=Z2GUoi63pJs&ab_channel=Phil%E2%80%99sLab">Headphone Amplifier Design | NE5532, KiCAD, Baxandall Volume Control - Phil´s Lab #24</a></li>


            <li class="links-list-item"><a href="https://fedevel.com/courses/mixed-signal-hardware-design-with-kicad">Mixed-signal Hardware Design course</a></li>
            <li class="links-list-item"><a href="https://fedevel.com/courses">FEDEVEL courses</a></li>
        </ul>
    </div>  
</div>

Headphone Amplifier Design (V2) | NE5532 - Phil's Lab #61

<div class="entry-content">
    <div class="jetpack-video-wrapper"><span class="embed-youtube" style="text-align:center; display: block;"><iframe src="https://www.youtube.com/embed/U5_61EJlytc" class="youtube-player" width="740" height="416.418" frameborder="0" allowfullscreen></iframe></span>
    </div>
    <div class="blog-content">
        Very interesting and practical experiment to see how noise will increase on power when running a specific software.
    </div>
    <div class="blog-content-links">
        <div>
            Links:
        </div>
        <ul class="links-list">
            <li class="links-list-item"><a href="https://www.linkedin.com/in/florian-h%C3%A4mmerle-a8304152/">Florian's LinkedIn</a></li>
            <li class="links-list-item"><a href="https://youtu.be/5Ca0Eah7eKI">PCB Layout & Decoupling - Explained why it's so complicated (Part 1)</a></li>
            <li class="links-list-item"><a href="https://youtu.be/hZSOhVdzqZk">PCB Layout & Decoupling - Measuring and Fixing (Part 3)</a></li>
        </ul>
    </div>   
</div>


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I asked AI to design an electronic circuit and write software for it. Here is what happened ...

Starting with RP2040 / RP2350 PICO - Programming Tutorial for Beginners | StepByStep | CircuitPython

Don’t design PCB without watching this!

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