A-wai :debian:<p>Amp switcher: control matrix design 🧵</p><p>Background story: <a href="https://fosstodon.org/@awai/114093865582292065" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">fosstodon.org/@awai/1140938655</span><span class="invisible">82292065</span></a><br>Project overview: <a href="https://fosstodon.org/@awai/114110547162586997" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">fosstodon.org/@awai/1141105471</span><span class="invisible">62586997</span></a><br>Relays array board: <a href="https://fosstodon.org/@awai/114150439038240841" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">fosstodon.org/@awai/1141504390</span><span class="invisible">38240841</span></a></p><p>Now for the final part of the design phase: the command PCB!</p><p>The idea here is to provide a simple way to select the amplifier to be used, so a rotary switch feels like the best solution. As I don't want to bother with a power switch, I also decided the 1st position will act as an OFF position.</p><p>1/</p><p><a href="https://fosstodon.org/tags/Guitar" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Guitar</span></a> <a href="https://fosstodon.org/tags/Amplifier" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Amplifier</span></a> <a href="https://fosstodon.org/tags/DIY" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>DIY</span></a></p>