Here is the circuit diagram and PCB design for relatively low cost DIY bass guitar preamp pedal uses FET K117 or equivalent. There is a bit difficult to build this kind circuit project, it’s require a […]
Category: Guitar Effects
Angry Beard III Electric Guitar Effect
Here the circuit diagram of Angry Beard III Effect for Electric Guitar. Build your own guitar effect because the guitar effect kits on the market are very expensive. The OP-AMP can be any single low noise […]
Distortion Booster
The following circuit is an distortion booster effect for your electric guitar. I don’t know whether this circuit is really works or not, you may try this circuit with your own risk. The circuit is very […]
Theremin Music Instrument
The following diagram is the Theremin music instrument effect. A guitar or instrument amplifier is an ideal companion unit for the theremin; either one allows bass or treble boost, as desired, and fuzz (distortion) or reverberation […]
DOD Overdrive Preamp 250
This is the DOD Overdrive 250 preamp circuit diagram. The DOD Overdrive 250 is Yet Another 741 With Two Diodes On The Output channel. It is almost exactly the same as the MXR Distortion Plus, and […]
DOD FX75 Flanger Guitar Effect Pedal
This is the circuit diagram of DOD FX75 Flanger guitar effect pedal. The circuit drawn by Fabian P. Hartery. Featuring a Width control and two output jacks, the FX75 was much more versatile than its predecessor, […]
Octave Fuzz Pedal – Guitar Effects Unit
Here the circuit diagram of octave fuzz guitar effect pedal. This guitar effect unit is great sounding octave fuzz, with an optional mode of just fuzz. The fuzz is really a absolutely rectified signal and is […]
UniVibe Pedal
The Univibe is actually a footpedal-operated phaser or phase shifter for generating chorus and vibrato simulations for electric organ or guitar. It was introduced in the 1960s by Shin-ei, and was intended to emulate the “Doppler […]
VOX Treble Booster Effect
The following scheme diagram is the circuit diagram of VOX treble booster effect. A treble booster is an effects unit used by guitarists to boost volume and especially the high end of their tonal spectrum, and […]
BOSS Slow Gear SG-1
This is the circuit diagram of BOSS Slow Gear SG-1 effect for electric guitar. The Slow Gear SG-1 effect sounded like a guitar player riding the volume knob of the guitar. This produced a cool swelling […]