It is guitar amplifier circuit diagram with pcb layout. Power output at 200 watt in super bridge model so help to you have a high quality circuit in cheap. [...]
This Guitar preamp circuit for over drive before to the power amplifier or headphones. It is a very clear sound no noise. Because use 12AU7 vacuum tubes [...]
An acoustic guitar pickup circuit that cheap and you can build with yourself. Suitable for the show enjoy of the party at home or in a group of friends.