The audio probe is a indispensable tool for troubleshooting guitar pedals. This and a multimeter is all you really need to get started. Our audio probe includes a headphone and a amp output for ease of use. We also suggest using banana plugs for the probe jacks so you can easily get probes and clips. 

PCB Dimensions:

Revisions:

Tayda Electronics Drill Template for v1.0

Mouser: Parts List - All parts except potentiometers, switch, jacks, LED, knobs, enclosure, and probes .

Griffin Effects: Switch / Jacks / LED / Potentiometers / Probes / Knobs / Enclosures / Probe Jacks

Part lists were created choosing the best possible parts and availability at the time. Please report any mistakes, end of life, or out of stock to us to help future builders.