<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/YzBtfN1LQtM" class="youtube-player" width="740" height="416.418" frameborder="0" allowfullscreen></iframe></span></div><div class="blog-content"> I challenged a software engineer to design his very first PCB. What happened?</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">The challenge</span></li><li class="chapters-list-item"><span class="chapters-time">01:01</span><span class="chapters-text">Schematic page</span></li><li class="chapters-list-item"><span class="chapters-time">03:46</span><span class="chapters-text">STM32</span></li><li class="chapters-list-item"><span class="chapters-time">10:18</span><span class="chapters-text">Power</span></li><li class="chapters-list-item"><span class="chapters-time">21:50</span><span class="chapters-text">Power LED</span></li><li class="chapters-list-item"><span class="chapters-time">23:29</span><span class="chapters-text">Boot and Reset</span></li><li class="chapters-list-item"><span class="chapters-time">27:47</span><span class="chapters-text">Crystal</span></li><li class="chapters-list-item"><span class="chapters-time">30:58</span><span class="chapters-text">USB</span></li><li class="chapters-list-item"><span class="chapters-time">33:59</span><span class="chapters-text">Arduino headers and User LED</span></li><li class="chapters-list-item"><span class="chapters-time">36:49</span><span class="chapters-text">SWI and UART connectors</span></li></div><div class="blog-content-links"><div>Links:</div><ul class="links-list"><li class="links-list-item"><a href="https://fedevel.com/courses">FEDEVEL Online courses</a></li></ul></div></div>

Is this really how beginners design boards??? | Schematic Review

<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/sKOUOU-hVEs" class="youtube-player" width="740" height="416.418" frameborder="0" allowfullscreen></iframe></span>
    </div>
    <div class="blog-content">
This video will help you to understand eye diagrams. Thank you very much Tim Wang Lee
    </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">00:17</span><span class="chapters-text">How eye diagram is created and why it´s useful</span></li>
            <li class="chapters-list-item"><span class="chapters-time">07:35</span><span class="chapters-text">How reflections influence eye diagram shape</span></li>
            <li class="chapters-list-item"><span class="chapters-time">12:17</span><span class="chapters-text">Simulating reflections and checking eye diagram</span></li>
            <li class="chapters-list-item"><span class="chapters-time">20:19</span><span class="chapters-text">How crosstalk influences eye diagram shape</span></li>
            <li class="chapters-list-item"><span class="chapters-time">30:36</span><span class="chapters-text">Simulating crosstalk and checking eye diagram</span></li>
            <li class="chapters-list-item"><span class="chapters-time">35:09</span><span class="chapters-text">How loss influences eye diagram shape</span></li>
            <li class="chapters-list-item"><span class="chapters-time">41:13</span><span class="chapters-text">Simulating loss and checking eye diagram</span></li>
            <li class="chapters-list-item"><span class="chapters-time">50:32</span><span class="chapters-text">Equalization explained</span></li>
            <li class="chapters-list-item"><span class="chapters-time">57:53</span><span class="chapters-text">CTLE Equalization</span></li>
            <li class="chapters-list-item"><span class="chapters-time">58:49</span><span class="chapters-text">FFE Equalization</span></li>
            <li class="chapters-list-item"><span class="chapters-time">1:02:19</span><span class="chapters-text">DFE Equalization</span></li>
    </div>
    
    <div class="blog-content-links">
        <div>
            Links:
        </div>
        <ul class="links-list">
            <li class="links-list-item"><a href="http://www.keysight.com/find/ads-si-workshop">Learn more about Signal Integrity with ADS</a></li>
            <li class="links-list-item"><a href="https://www.keysight.com/us/en/products/software/pathwave-design-software.html">Get a head start with Electronic Design Automation</a></li>
            <li class="links-list-item"><a href="https://www.linkedin.com/in/timwanglee/">Connect with Tim</a></li>
            <li class="links-list-item"><a href="https://fedevel.com/courses">FEDEVEL Online courses</a></li>
        </ul>
    </div>  
</div>

What does an eye diagram show? Here is how you recognize problems - reflections, crosstalk and loss

<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/Rr9NBtrA4t4" class="youtube-player" width="740" height="416.418" frameborder="0" allowfullscreen></iframe></span>
    </div>
    <div class="blog-content">
        Watch how differential pair 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">00:33</span><span class="chapters-text">Differential pairs routed on top / bottom, THIN PCB, 1W</span></li>
            <li class="chapters-list-item"><span class="chapters-time">12:56</span><span class="chapters-text">3W, Top / Bottom</span></li>
            <li class="chapters-list-item"><span class="chapters-time">17:17</span><span class="chapters-text">THICK PCB, Top / Bottom</span></li>
            <li class="chapters-list-item"><span class="chapters-time">23:49</span><span class="chapters-text">No GND plane</span></li>
            <li class="chapters-list-item"><span class="chapters-time">30:01</span><span class="chapters-text">Differential pairs inside of PCB</span></li>
            <li class="chapters-list-item"><span class="chapters-time">45:30</span><span class="chapters-text">3D animation, top/bottom, 1W</span></li>
            <li class="chapters-list-item"><span class="chapters-time">48:51</span><span class="chapters-text">3D animation, top/bottom, 3W</span></li>
            <li class="chapters-list-item"><span class="chapters-time">57:12</span><span class="chapters-text">3D animation, inside of PCB, 1W</span></li>
            <li class="chapters-list-item"><span class="chapters-time">58:40</span><span class="chapters-text">3D animation, inside of PCB, 3W</span></li>
            <li class="chapters-list-item"><span class="chapters-time">1:06:21</span><span class="chapters-text">Crosstalk examples</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>

Watch Differential Pair Fields and Currents in PCB

<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/35ynrFYyvgo" class="youtube-player" width="740" height="416.418" frameborder="0" allowfullscreen></iframe></span>
    </div>
    <div class="blog-content">
        Dave Jones from EEVblog very kindly agreed to have a chat with me about YouTube, engineering, jobs, and more. This is Part 1 of 2. Thanks again for your time, Dave!
    </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">Introduction</span></li>
            <li class="chapters-list-item"><span class="chapters-time">05:21</span><span class="chapters-text">Designing (for Videos, in Spare Time, in Company)</span></li>
            <li class="chapters-list-item"><span class="chapters-time">10:38</span><span class="chapters-text">Working with Sponsors and Income Sources</span></li>
            <li class="chapters-list-item"><span class="chapters-time">12:54</span><span class="chapters-text">Job Experiences and Doing Your Own Thing</span></li>
            <li class="chapters-list-item"><span class="chapters-time">17:29</span><span class="chapters-text">YouTube Niche, Engineering YouTubers, and Views</span></li>
            <li class="chapters-list-item"><span class="chapters-time">25:06</span><span class="chapters-text">Standing Out With Video Titles and Thumbnails</span></li>
            <li class="chapters-list-item"><span class="chapters-time">29:14</span><span class="chapters-text">YouTube Analytics and Audience Retention</span></li>
            <li class="chapters-list-item"><span class="chapters-time">32:31</span><span class="chapters-text">Promoting Videos and EEVblog (Brand/Forum) Origins</span></li>
            <li class="chapters-list-item"><span class="chapters-time">35:24</span><span class="chapters-text">Doug Ford Microphone Video Series</span></li>
            <li class="chapters-list-item"><span class="chapters-time">36:13</span><span class="chapters-text">Collaborations</span></li>
            <li class="chapters-list-item"><span class="chapters-time">38:25</span><span class="chapters-text">Comments and Emails</span></li>
            <li class="chapters-list-item"><span class="chapters-time">45:17</span><span class="chapters-text">Consulting and Time Spent Working</span></li>
            <li class="chapters-list-item"><span class="chapters-time">47:39</span><span class="chapters-text">Employee and Internship Position</span></li>
            <li class="chapters-list-item"><span class="chapters-time">51:33</span><span class="chapters-text">Portfolio and Going Back to a ´Normal´ Job After YouTube</span></li>
        </ul>
    </div>
    <div class="blog-content-links">
        <div>
            Links:
        </div>
        <ul class="links-list">

            <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>

Chat with Dave Jones from EEVblog (Part 1 of 2) - Phil's Lab #52

<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/cOtv0ddR3aI" class="youtube-player" width="740" height="416.418" frameborder="0" allowfullscreen></iframe></span>
    </div>
    <div class="blog-content">
        Calculating and designing a simple PCB antenna. Can you guess how big is it?
    </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 this video is about</span>
            </li>
            <li class="chapters-list-item">
                <span class="chapters-time">00:09</span><span class="chapters-text">What microstrip pcb patch antenna is</span>
            </li>
            <li class="chapters-list-item">
                <span class="chapters-time">04:38</span><span class="chapters-text">Er and calculating Eeff (effective permittivity)</span>
            </li>
            <li class="chapters-list-item">
                <span class="chapters-time">07:24</span><span class="chapters-text">Calculating length of pcb patch antenna</span>
            </li>
            <li class="chapters-list-item">
                <span class="chapters-time">10:04</span><span class="chapters-text">Online Calculator to get size of patch antenna</span>
            </li>
            <li class="chapters-list-item">
                <span class="chapters-time">11:20</span><span class="chapters-text">Calculating width</span>
            </li>
            <li class="chapters-list-item">
                <span class="chapters-time">16:37</span><span class="chapters-text">The feed of a PCB antenna</span>
            </li>
            <li class="chapters-list-item">
                <span class="chapters-time">19:31</span><span class="chapters-text">Calculating quarter-wave transformer</span>
            </li>
            <li class="chapters-list-item">
                <span class="chapters-time">25:18</span><span class="chapters-text">Ground plane under pcb antenna</span>
            </li>
            <li class="chapters-list-item">
                <span class="chapters-time">27:39</span><span class="chapters-text">Finished PCB antenna</span>
            </li>
            <li class="chapters-list-item">
                <span class="chapters-time">30:06</span><span class="chapters-text">PCB antenna used on a board</span>
            </li>
            <li class="chapters-list-item">
                <span class="chapters-time">37:17</span><span class="chapters-text">Schematic</span>
            </li>
            <li class="chapters-list-item">
                <span class="chapters-time">43:06</span><span class="chapters-text">PCB Antenna Footprint</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.youtube.com/c/PhilS94">Phil's Youtube Channel</a></li>
            <li class="links-list-item"><a href="https://fedevel.com/courses/mixed-signal-hardware-design-with-kicad">Phil's Online Hardware Design Course</a></li>
        </ul>
    </div>   
</div>


Designing a PCB patch antenna for WiFi and Bluetooth | KiCad | Philip Salmony

<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/9lgoL0C7PFc" class="youtube-player" width="740" height="416.418" frameborder="0" allowfullscreen></iframe></span>
    </div>
    <div class="blog-content">
        Quick tips to fix EMC / EMI problems. Taken from my longer interview with Min Zhang.
    </div>
    <div class="blog-content-links">
        <div>
            Links:
        </div>
        <ul class="links-list">
            <li class="links-list-item"><a href="https://fedevel.com/courses/practical-emc-training-for-design-engineers">Practical EMC Training for Design Engineers</a></li>
            <li class="links-list-item"><a href="https://youtu.be/Lf51sx6sC0I">Full interview with Min</a></li>
        </ul>
    </div>   
</div>


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Is this really how beginners design boards??? | Schematic Review

What does an eye diagram show? Here is how you recognize problems - reflections, crosstalk and loss

Watch Differential Pair Fields and Currents in PCB

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