+<li>adjustable resistor / indicator
+<br/><a href="misc/adjustable%20resistor/index.html"><img style="width:100%; max-width:500px;" src="
+ misc/adjustable%20resistor/make.png
+ "></a>
+</li>
+
+<li>battery tester
+<br/><a href="misc/battery%20tester/index.html"><img style="width:100%; max-width:500px;" src="
+ misc/battery%20tester/make.png
+ "></a>
+</li>
+
+<li>Lab heater and cooler
+<br/><a href="misc/lab%20heater%20and%20cooler/index.html"><img style="width:100%; max-width:500px;" src="
+ misc/lab%20heater%20and%20cooler/make.png
+ "></a>
+</li>
+
+<li>USB Fan modification
+<br/><a href="misc/USB%20desk%20fan%20mod/index.html"><img style="width:100%; max-width:500px;" src="
+ misc/USB%20desk%20fan%20mod/make.png
+ "></a>
+</li>
+
+<li>Window fixator
+<br/><a href="misc/window%20fixator/index.html"><img style="width:100%; max-width:500px;" src="
+ misc/window%20fixator/make.png
+ "></a>
+</li>
+</ul>
+</div>
+
+
+<div id="outline-container-sec-3-1" class="outline-3">
+<h3 id="sec-3-1"><span class="section-number-3">3.1</span> Audio</h3>
+<div class="outline-text-3" id="text-3-1">