Tag Archives: eaglecad

Chicago Dynamic Industries Sound Card (EM Gun Games)

A redesign of the Chicago Dynamic Industries “Rifle Ricochet” sound board using modern two layer PCBs, a silkscreen, and modernized components. Uses readily available 2N3904 transistors instead of the EOLed 2N3643 and 2N3644 transistors. The #444-310 board is reproduced with better noise immunity and some extra troubleshooting features. Licensed to fellow Arcade collectors under the TAPR/Non Commercial License. BOM costs are less than $20 with PCBs being ~$23. Continue reading

Posted in Arcade, audio amp, Design, DIY, NCL, PCB, TAPR | Tagged , , , , , , , , , | Leave a comment

EagleCAD Tutorial: Custom shaped PCBs

Learn how to take a DXF (CAD) file and convert it to a custom shaped PCB in EagleCad. The author used this technique to generate custom LED board for use on his Star Trek: The Mirror Universe Pinball project. In 10minutes; you should be able to utilize this technique in your own designs. Continue reading

Posted in CAD, Design, DIY, PCB, qcad, Star Trek: Mirror Universe Pinball | Tagged , , , , , | Leave a comment