tubehead circuit diagram

Tube Head Pre-amp

This is a simple and low cost Tube Head Vacuum Tube pre-amp circuit designed bu PAiA electronics: Vcc – Pin 1 IC1 +12v – Pin 8 IC2, IC3, IC4 -12v – Pin 4 IC2, IC3, IC4 […]

Orange 125mk3 guitar mods

Orange 125MK3 Guitar Mods

This document contains schematic diagram of Orange 125MK3 including the guitar preamp section, feedback and power amplifier section. Preview:

motion filter circuit

Motion Filter Effect

This motion filter effect circuit will controls the initial frequency and controls how much the envelope follower responds to the input signal. An envelope follower/filter combination translates the typical dynamic properties of your axe into modulated […]

A/B Box Switch Pedal Circuit

A/B Box Switch 2 Inputs 1 Output with Dual Op-Amps

This is a A/B Box switch pedal schematic with two inputs and one output and featured with dual operational amplifier modules. This circuit was designed by Rick Barker. This A/B Box effect was originally designed for […]

Electro-Harmonix (EH) Big Muff Pi Guitar Effect Circuit

Electro-Harmonix Big Muff Pi Effect

The following diagram is the schematic diagram of electric guitar effect: Electro-Harmonix (EH) Big Muff Pi. The EH Big Muff Pi effect circuit would probably be better making the change by a modern input-jack power and […]

Axe grinder guitar effect circuit electronic

Axe Grinder Electric Guitar Effect

Here the schematic diagram of Axe Grinder Electric Guitar Effect pedal. You may download the PDF version at the end of the post. The Axe Grinder is designed with a few key fetures in mind, it […]

Harmonic Sweetener Circuit Electronic

Harmonic Sweetener Guitar Effect

This is the one of many guitar effect circuits exist in the world. I have not made this circuit and I also do not know what kind of sound effect harmonic sweeteners, but hopefully this harmonic […]

Amstrong Green Ringer Effect

Dan Armstrong Green Ringer Guitar Effect

This is Dan Armstrong Green Ringer guitar effect for your electric guitar. The guitar effect is sold at high price at the market. Now, you can build your own low cost guitar effect… 🙂 The transistor […]

Tube Sound Fuzz circuit

Tube Sound Fuzz Mods

This tube sound fuzz mods circuit is taken from the book of Electronic Projects for Musicians by Craig Andertons. This circuit applies a CD4049 Hex inverter, which consists of six inverting units. Only two are being […]

Stage Center Reverb guitar effect circuit diagram

Stage Center Reverb Guitar Effect

This is the simple spring reverb guitar effect circuit that can be built low cost and just requires a minimal amount of electronic parts and of course need minimum space for the circuit it self. The […]