2 layers50.8 × 76.2 mm

HeadphoneAmp
LouisVizard/HeadphoneAmp
Electric guitar headphone amplifier PCBA that runs off of a 9V battery.
36 parts
Boards in 1 GitHub repository, designed in KiCad, that use the PRT-08032 by SparkFun Electronics. See how each wires it, with its parts, size, README and files; the PRT-08032’s symbol, footprint and pinout are on its own page.

LouisVizard/HeadphoneAmp
Electric guitar headphone amplifier PCBA that runs off of a 9V battery.