Guitar Tube Amplifier Circuit Diagram. This is a low power guitar tube amp suitable for practicing recording or miking through a pa system. 5w power output was a common feature of these widespread devices due to the general adoption of a class a single tube output stage see the vox ac 4 model.

He is a guitar diy er and tube amplifier designer who enjoys helping other musicians along in the endless pursuit of tone. 2w tube guitar amplifier 12ax7 12l8gt single ended. Amplifiers especially tube amps contain high voltages that can kill.

It is guitar amplifier circuit diagram with pcb layout.

Circuit the 12l8gt output tube. Warning if you are not a qualified technician please do not attempt any repair you are not confident with. The preamp circuit and features are similar to those on a fender tweed era princeton. Guitar amplifier circuit diagram.