Guitar Amplifier

Posted on Aug 17, 2012

The aim of this design was to reproduce a Combo amplifier of the type very common in the `sixties and the `seventies of the past century. It is well suited as a guitar amplifier but it will do a good job with any kind of electronic musical instrument or microphone. 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). Furthermore, nowadays we can do without the old-fashioned Vib-Trem feature frequently included in those designs.

Guitar Amplifier
Click here to download the full size of the above Circuit.

The present circuit can deliver 10W of output power when driving an 8 Ohm load, or about 18W @ 4 Ohm. It also features a two-FET preamplifier, two inputs with different sensitivity, a treble-cut control and an optional switch allowing overdrive or powerf

Leave Comment

characters left:

New Circuits



Popular Circuits

Simple PC smartcard reader
The AA8V 6AG7 Amplifier
50mhz 300w mosfet amplifier circuit
digital step km counter with
High impedance DC voltmeter
Build A Digital Tachometer/RPM Counter Circuit
Balanced mixer circuit consisting of two dual-gate field effect transistor formed