This is an updated version of the CGS60 V2
It can be used as an external input amplifier, a way to use effects pedals with synthesizer signal levels, or a way to use synthesizer modules with instruments such as electric guitars.
The Component Kit provides the PCB mounted parts for all 3 sections of the board.
The Hardware Kits contain 1/4" and 4mm jacks as per the wiring diagrams.
CGS60 Datasheet and Build Guide