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 […]
Category: Audio
Audio schematic diagram
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 […]
140W Power Amplifier with STA5100
This is a mono power amplifier circuit powered with single Amplifier chip STA5100. The chip will deliver single power output at 140 watt. For stereo application, just build two identical circuit and then doubled the power […]
10W Audio Amplifier with TDA1910
Below circuit design is a simple Hi-Fi 10W audio amplifier circuit based on TDA1910. This circuit will deliver 10W power output if used 8 ohm loudspeaker and powered with 24V DC supply. This circuit can be […]
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 […]
2 x 5.8W Stereo Power Amplifier with KA2211
This is a stereo power amplifier based on Samsung IC KA2211. With single chip, this circuit will deliver stereo output channel up to 5.8W on each output channel. The circuit can be supplied with general purpose […]
Simple Bench Amplifier
Above schematic diagram is a small 325mW amplifier circuit based on LM386 with a voltage gain of 200 that can be used as a simple bench amplifier, signal tracer or used to amplify the output from […]
Bass Guitar Preamp Pedal
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 […]
Sine Wave to Square Wave Converter
This sine wave to square wave converter circuit is expected to provide good square waves changing a sine wave delivered from an existing generator. Its primary feature consists in the fact that no power-source is required: […]
Low Noise Portable Mic Preamp
This is the circuit diagram of portable mic preamp. This circuit consumes low current supply (about 2mA), so will have a long battery life for supplying the circuit. Harmonic distortion is about 0.1% @ 1V RMS […]