<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/fFI33f4TejM" class="youtube-player" width="740" height="416.418" frameborder="0" allowfullscreen></iframe></span>
    </div>
    <div class="blog-content">
Ken Burns has published 7 hardware projects on Kickstarter. He explains how it works.
    </div>
    
    <div class="blog-content-links">
        <div>
            Links:
        </div>
        <ul class="links-list">
            <li class="links-list-item"><a href="https://tinycircuits.com/">Ken's company TinyCircuits</a></li>
            <li class="links-list-item"><a href="https://fedevel.com/courses">FEDEVEL Online courses</a></li>
        </ul>
    </div>  
</div>

Can You Make Money on Kickstarter HW Projects?

<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/2oA4X3OTz0M" class="youtube-player" width="740" height="416.418" frameborder="0" allowfullscreen></iframe></span>
    </div>
    <div class="blog-content">
Interesting experiments and examples to help you to understand ground layout in PCB. Explained by Hans Rosenberg
    </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">00:19</span><span class="chapters-text">Currents flow under track</span></li>
            <li class="chapters-list-item"><span class="chapters-time">03:10</span><span class="chapters-text">What happen when you are making a board</span></li>
            <li class="chapters-list-item"><span class="chapters-time">08:37</span><span class="chapters-text">Where currents flow</span></li>
            <li class="chapters-list-item"><span class="chapters-time">14:01</span><span class="chapters-text">Experiment: Cut under track</span></li>
            <li class="chapters-list-item"><span class="chapters-time">19:51</span><span class="chapters-text">Floating copper fill</span></li>
            <li class="chapters-list-item"><span class="chapters-time">23:15</span><span class="chapters-text">Grounded copper fill</span></li>
            <li class="chapters-list-item"><span class="chapters-time">27:04</span><span class="chapters-text">Experiment: Filter</span></li>
            <li class="chapters-list-item"><span class="chapters-time">35:05</span><span class="chapters-text">2 Layer vs. 4 Layer</span></li>
            <li class="chapters-list-item"><span class="chapters-time">44:00</span><span class="chapters-text">3 rules to prevent ground problems</span></li>
            <li class="chapters-list-item"><span class="chapters-time">46:05</span><span class="chapters-text">Example: Ground plane</span></li>
            <li class="chapters-list-item"><span class="chapters-time">49:52</span><span class="chapters-text">Example: 1 VIA per GND pin</span></li>
            <li class="chapters-list-item"><span class="chapters-time">54:46</span><span class="chapters-text">Example: Gap in GND plane</span></li>
            <li class="chapters-list-item"><span class="chapters-time">1:02:00</span><span class="chapters-text">Example: FPGA board redesign</span></li>
            <li class="chapters-list-item"><span class="chapters-time">1:05:16</span><span class="chapters-text">Star grounding</span></li>
            <li class="chapters-list-item"><span class="chapters-time">1:07:39</span><span class="chapters-text">Multiple ground planes</span></li>
            <li class="chapters-list-item"><span class="chapters-time">1:14:30</span><span class="chapters-text">Example: Digital and Analog on one board</span></li>
            <li class="chapters-list-item"><span class="chapters-time">1:16:40</span><span class="chapters-text">About Hans</span></li>
    </div>
    
    <div class="blog-content-links">
        <div>
            Links:
        </div>
        <ul class="links-list">
            <li class="links-list-item"><a href="https://www.youtube.com/@HansRosenberg74">Hans´ YouTube</a></li>
            <li class="links-list-item"><a href="https://www.hans-rosenberg.com/">Hans´ website</a></li>
            <li class="links-list-item"><a href="https://fedevel.com/courses">FEDEVEL Online courses</a></li>
        </ul>
    </div>  
</div>

Examples of BAD Ground in PCB Layout And How to Fix It

<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/X-qubBLJDD8" class="youtube-player" width="740" height="416.418" frameborder="0" allowfullscreen></iframe></span>
    </div>
    <div class="blog-content">
What will happen if you don't have enough GND pins on your connector?
    </div>
    
    <div class="blog-content-links">
        <div>
            Links:
        </div>
        <ul class="links-list">
            <li class="links-list-item"><a href="https://www.colorado.edu/faculty/bogatin/">About Eric</a></li>
            <li class="links-list-item"><a href="https://fedevel.com/courses">FEDEVEL Online courses</a></li>
        </ul>
    </div>  
</div>

Do You Design Connector Pinout Correctly? | Eric Bogatin

<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/_0ys155xv1Q" class="youtube-player" width="740" height="416.418" frameborder="0" allowfullscreen></iframe></span>
    </div>
    <div class="blog-content">
        How to design and implement an audio soft-clipping overdrive/distortion algorithm on a custom STM32-based digital signal processing system.
    </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">00:29</span><span class="chapters-text">TikiDrive Hardware</span></li>
            <li class="chapters-list-item"><span class="chapters-time">01:55</span><span class="chapters-text">Overdrive Pedals & Amps</span></li>
            <li class="chapters-list-item"><span class="chapters-time">02:41</span><span class="chapters-text">Analogue Overdrive</span></li>
            <li class="chapters-list-item"><span class="chapters-time">04:18</span><span class="chapters-text">Symmetrical Soft-Clipping Model</span></li>
            <li class="chapters-list-item"><span class="chapters-time">07:05</span><span class="chapters-text">Time-Domain Behaviour</span></li>
            <li class="chapters-list-item"><span class="chapters-time">08:31</span><span class="chapters-text">Frequency-Domain Behaviour</span></li>
            <li class="chapters-list-item"><span class="chapters-time">09:46</span><span class="chapters-text">Aliasing Distortion</span></li>
            <li class="chapters-list-item"><span class="chapters-time">11:43</span><span class="chapters-text">Anti-Aliasing Filter</span></li>
            <li class="chapters-list-item"><span class="chapters-time">13:21</span><span class="chapters-text">Anti-Aliasing Filter Design</span></li>
            <li class="chapters-list-item"><span class="chapters-time">15:58</span><span class="chapters-text">Example Overdrive Block Diagram</span></li>
            <li class="chapters-list-item"><span class="chapters-time">17:49</span><span class="chapters-text">Pre-Requisite Videos</span></li>
            <li class="chapters-list-item"><span class="chapters-time">18:35</span><span class="chapters-text">TikiDrive PCB</span></li>
            <li class="chapters-list-item"><span class="chapters-time">19:28</span><span class="chapters-text">Software Implementation</span></li>
            <li class="chapters-list-item"><span class="chapters-time">24:04</span><span class="chapters-text">Test Set-Up</span></li>
            <li class="chapters-list-item"><span class="chapters-time">24:38</span><span class="chapters-text">Aliasing Demo</span></li>
            <li class="chapters-list-item"><span class="chapters-time">26:21</span><span class="chapters-text">Time- & Frequency-Domain Test</span></li>
            <li class="chapters-list-item"><span class="chapters-time">28:44</span><span class="chapters-text">Guitar Demo</span></li>
            <li class="chapters-list-item"><span class="chapters-time">32:28</span><span class="chapters-text">Outro</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/watch?v=VDhmVrbSpqA&ab_channel=Phil%E2%80%99sLab">STM32 DSP Introduction</a></li>
            <li class="links-list-item"><a href="https://www.youtube.com/watch?v=zlGSxZGwj-E&ab_channel=Phil%E2%80%99sLab">STM32 I2S/ADC/DMA</a></li>
            <li class="links-list-item"><a href="https://www.youtube.com/watch?v=uNNNj9AZisM&ab_channel=Phil%E2%80%99sLab">FIR Filters</a></li>
            <li class="links-list-item"><a href="https://www.youtube.com/watch?v=QRMe02kzVkA&ab_channel=Phil%E2%80%99sLab">IIR Filters</a></li>
            <li class="links-list-item"><a href="https://www.youtube.com/watch?v=4o-_gUht_Xc&ab_channel=Phil%E2%80%99sLab">Audio EQ</a></li>
            
            <li class="links-list-item"><a href="https://fedevel.com/courses/advanced-digital-hardware-design">Advanced Digital Hardware Design course</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>

DSP Overdrive Algorithm in Software (STM32) - Phil's Lab #117

<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/xAuBqK4QsCc" class="youtube-player" width="740" height="416.418" frameborder="0" allowfullscreen></iframe></span>
    </div>
    <div class="blog-content">
        Passive RC low-pass filter basics, theory, real-world tests and demos, practical considerations, and examples both in the time- and frequency-domain.
    </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">02:19</span><span class="chapters-text">Basics</span></li>
            <li class="chapters-list-item"><span class="chapters-time">07:00</span><span class="chapters-text">Time-Domain Analysis</span></li>
            <li class="chapters-list-item"><span class="chapters-time">11:48</span><span class="chapters-text">Test Set-Up</span></li>
            <li class="chapters-list-item"><span class="chapters-time">12:14</span><span class="chapters-text">Time-Domain Demo</span></li>
            <li class="chapters-list-item"><span class="chapters-time">14:41</span><span class="chapters-text">Frequency-Domain Analysis</span></li>
            <li class="chapters-list-item"><span class="chapters-time">16:56</span><span class="chapters-text">Bode Plots</span></li>
            <li class="chapters-list-item"><span class="chapters-time">19:53</span><span class="chapters-text">Frequency-Domain Demo</span></li>
            <li class="chapters-list-item"><span class="chapters-time">22:29</span><span class="chapters-text">Source & Load Effects</span></li>
            <li class="chapters-list-item"><span class="chapters-time">25:41</span><span class="chapters-text">Loading Demo</span></li>
            <li class="chapters-list-item"><span class="chapters-time">26:59</span><span class="chapters-text">Cascading Stages</span></li>
            <li class="chapters-list-item"><span class="chapters-time">27:53</span><span class="chapters-text">Component Non-Idealities</span></li>
            <li class="chapters-list-item"><span class="chapters-time">32:08</span><span class="chapters-text">Non-Idealities Demo</span></li>
            <li class="chapters-list-item"><span class="chapters-time">34:21</span><span class="chapters-text">Further Practical Considerations</span></li>
            <li class="chapters-list-item"><span class="chapters-time">39:53</span><span class="chapters-text">Practical Examples</span></li>
            <li class="chapters-list-item"><span class="chapters-time">45:29</span><span class="chapters-text">Outro</span></li>
    </div>
    <div class="blog-content-links">
        <div>
            Links:
        </div>
        <ul class="links-list">
            <li class="links-list-item"><a href="https://www.youtube.com/watch?v=kUruN6WBgSw&ab_channel=Phil%E2%80%99sLab">Capacitor Basics</a></li>
            <li class="links-list-item"><a href="https://www.st.com/resource/en/application_note/an2834-how-to-get-the-best-adc-accuracy-in-stm32-microcontrollers-stmicroelectronics.pdf">ST App Note</a></li>
            <li class="links-list-item"><a href="https://www.analog.com/en/analog-dialogue/articles/front-end-amp-and-rc-filter-design.html">SAR ADC</a></li>
            
            <li class="links-list-item"><a href="https://fedevel.com/courses/advanced-digital-hardware-design">Advanced Digital Hardware Design course</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>

RC Low-Pass Filters Deep-Dive - Phil's Lab #118

<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/avH-iordHFU" class="youtube-player" width="740" height="416.418" frameborder="0" allowfullscreen></iframe></span>
    </div>
    <div class="blog-content">
        A short tutorial about how PCBs (Printed Circuit Boards) are created.
    </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 courses</a></li>
            <li class="links-list-item"><a href="https://youtu.be/S_p0YV-JlfU">How to Make Custom ESP32 Board in 3 Hours | Full Tutorial</a></li>
        </ul>
    </div>  
</div>

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Examples of BAD Ground in PCB Layout And How to Fix It

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