This is a library of perfboard and single-sided PCB effect layouts for guitar and bass. I'm not an electrical engineer by any stretch of the imagination, just a DIY'er who likes drawing layouts. It is meant for the hobbyist (so commercial use of any of these layout is not allowed without permission) and as a way to give back to the online DIY community.

Wednesday, March 11, 2015

Devi Ever Improbability Drive

The Improbability Drive is a knob-tweaker's dream–equal parts, overdrive, fuzz, and science experiement, and gets its name from Hitchhiker's Guide to the Galaxy. This one was a bit of a challenge (I even had to use a jumper. Gah!). B3ar over on FSB requested a layout with onboard pots and switches. Couldn't get the switches to fit, but they're only SPSTs so wiring those shouldn't be too much of a hardship. Onboard pots are mounted from the solder-side using right angle PCB mount pots. Should all fit in a 1590B.




4 comments:

  1. This is awesome man, enjoying your blog thorougly and inspired by your great work. Keep it up!

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  2. Is the diode exist also in the original one? Thanks for your work!

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    Replies
    1. The diode is there for polarity protection. It's not necessary to the sound of the circuit, but is a good thing to include in case the wrong kind of power supply (like a center positive supply instead of the the standard center negative) is plugged into the pedal.

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