Here are photos of the front and back sides of the version 0.1 prototype PCB,
which was 100% auto-routed on 2 layers using the
-[gEDA](http://www.geda.seul.org)
+[gEDA](http://www.gpleda.org)
schematic and pcb tools.
<a href="hpim2581.jpg"> <img src="hpim2581-thumb.jpg"></a>