<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/fJCRrEf_IH8" class="youtube-player" width="740" height="416.418" frameborder="0" allowfullscreen></iframe></span>
    </div>
    <div class="blog-content">
        When you are designing your boards, what calculator do you use and what calculations do you need the most? Thank you very much to Kenneth Wood
    </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">03:22</span><span class="chapters-text">Conductor properties - maximum current through a track</span>
            </li>
            <li class="chapters-list-item">
                <span class="chapters-time">12:01</span><span class="chapters-text">Fusing current - when a track will burn up</span>
            </li>
            <li class="chapters-list-item">
                <span class="chapters-time">15:20</span><span class="chapters-text">Conductor / Track impedance</span>
            </li>
            <li class="chapters-list-item">
                <span class="chapters-time">31:34</span><span class="chapters-text">Differential pair calculator</span>
            </li>
            <li class="chapters-list-item">
                <span class="chapters-time">36:32</span><span class="chapters-text">Crosstalk calculator</span>
            </li>
            <li class="chapters-list-item">
                <span class="chapters-time">39:02</span><span class="chapters-text">Via Properties - maximum current through a via</span>
            </li>
            <li class="chapters-list-item">
                <span class="chapters-time">42:59</span><span class="chapters-text">Impedance of differential VIAs</span>
            </li>
            <li class="chapters-list-item">
                <span class="chapters-time">45:32</span><span class="chapters-text">Thermal management</span>
            </li>
            <li class="chapters-list-item">
                <span class="chapters-time">48:40</span><span class="chapters-text">PPM XTAL Calculator</span>
            </li>
            <li class="chapters-list-item">
                <span class="chapters-time">54:24</span><span class="chapters-text">OHM's Law calculator</span>
            </li>
            <li class="chapters-list-item">
                <span class="chapters-time">56:24</span><span class="chapters-text">PDN Calculator</span>
            </li>
            <li class="chapters-list-item">
                <span class="chapters-time">59:27</span><span class="chapters-text">Conductor / Track spacing for higher voltages</span>
            </li>
            <li class="chapters-list-item">
                <span class="chapters-time">1:02:05</span><span class="chapters-text">Mechanical information</span>
            </li>
            <li class="chapters-list-item">
                <span class="chapters-time">1:04:19</span><span class="chapters-text">Er Effective + Wavelength calculator </span>
            </li>
            <li class="chapters-list-item">
                <span class="chapters-time">1:08:51</span><span class="chapters-text">XL XC Reactance + Planar inductor + Embedded resistors</span>
            </li>
            <li class="chapters-list-item">
                <span class="chapters-time">1:13:08</span><span class="chapters-text">Bandwidth and Max conductor length (when to consider a track to be transmission line)</span>
            </li>
            <li class="chapters-list-item">
                <span class="chapters-time">1:16:39</span><span class="chapters-text">Padstack / Footprint calculator + Conversion calculator</span>
            </li>
        </ul>
    </div> 
    <div class="blog-content-links">
        <div>
            Links:
        </div>
        <ul class="links-list">
            <li class="links-list-item"><a href="https://saturnpcb.com/saturn-pcb-toolkit/">Saturn PCB Toolkit</a></li>
        </ul>
    </div>   
</div>


PCB Layout – Useful Calculations Which You Maybe Didn’t Know About (with Kenneth Wood)

<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/UTkluwr2KOw" class="youtube-player" width="740" height="416.418" frameborder="0" allowfullscreen></iframe></span>
    </div>
    <div class="blog-content">
        A Step by Step tutorial to help everyone to learn how to design and build a simple microcontroller board. This Part 6 is about checking your board and soldering down missing components.
    </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">Unpacking</span>
            </li>
            <li class="chapters-list-item">
                <span class="chapters-time">01:03</span><span class="chapters-text">Put labels on your boards</span>
            </li>
            <li class="chapters-list-item">
                <span class="chapters-time">06:39</span><span class="chapters-text">Do visual inspection</span>
            </li>
            <li class="chapters-list-item">
                <span class="chapters-time">13:28</span><span class="chapters-text">Soldering down SOT-23 Diode</span>
            </li>
            <li class="chapters-list-item">
                <span class="chapters-time">17:10</span><span class="chapters-text">Soldering down RGB SMT LED</span>
            </li>
            <li class="chapters-list-item">
                <span class="chapters-time">19:24</span><span class="chapters-text">Through hole RGB LED</span>
            </li>
            <li class="chapters-list-item">
                <span class="chapters-time">22:43</span><span class="chapters-text">Soldering down debug header</span>
            </li>
            <li class="chapters-list-item">
                <span class="chapters-time">25:29</span><span class="chapters-text">Measure resistance of power rails</span>
            </li>
            <li class="chapters-list-item">
                <span class="chapters-time">29:33</span><span class="chapters-text">Connecting our board to power</span>
            </li>
            <li class="chapters-list-item">
                <span class="chapters-time">35:23</span><span class="chapters-text">Measure voltages on the power rails</span>
            </li>
            <li class="chapters-list-item">
                <span class="chapters-time">37:46</span><span class="chapters-text">Measure oscillators and crystals</span>
            </li>
        </ul>
    </div> 
    <div class="blog-content-links">
        <div>
            Links:
        </div>
        <ul class="links-list">
            <li class="links-list-item"><a href="https://youtu.be/D_asM2Lh_I0">Finished project where you can see how this board is used</a></li>
            <li class="links-list-item"><a href="https://oshwlab.com/robertferanec/myboard">Download the finished Schematic and PCB here</a></li>
            <li class="links-list-item"><a href="https://github.com/FEDEVEL/youtube-tiny-simple">Download the project source code from here</a></li>
            <li class="links-list-item"><a href="https://youtube.com/playlist?list=PLXvLToQzgzdea0sQXmpY8k4tfiXpkYIwO">Watch the full tutorial here</a></li>
        </ul>
    </div>   
</div>


Tutorial #6: Useful Steps To Do After You Receive Your Boards From Production + Some soldering tips

<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/9jpotpIO1-U" class="youtube-player" width="740" height="416.418" frameborder="0" allowfullscreen></iframe></span>
    </div>
    <div class="blog-content">
        Just a quick video about de-soldering components. I hope you will find it useful.
    </div>
</div>


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Easy Way to Desolder and Remove Through Hole Connectors or Components

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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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