Audio Projects
Balanced Audio to Unbalance Converter
High quality low noise Balance to unbalanced converter designed around op-amps.
Voice Record/Playback module using ISD1932 or ISD1964
This Module has been designed around Nuvoton’s ISD1932 ChipCorder®, the newest single-chip multiple-message record/playback series with dual operating modes (address trigger and direct trigger) and wider operating voltage range from 2.4V to 5.5V.
Low noise Mini Electret Microphone PreAmplifier
This single supply microphone pre-amplifier amplifies the output signal of an electret capsule microphone to audio line levels.
Sound to Light Effect
This PROJECTS will turn your favorite music into light effects, a microphone picks up the sound and gives light effects with 6 Red LEDs, ideal for creating fun atmosphere at parties & discos.
3W Stereo Audio Amplifier using TDA7266D
Tiny stereo audio amplifier board has been designed around SMD TDA7266D IC from ST.
LM386 SMD Audio Amplifier Module
The Tiny Audio Amplifier MODULE is a good choice for battery operation.
Light To Audio Oscillator
Light Sensitive Audio Oscillator project is a fun loving project which will create different sound effects depending on the light falling on the...
Voice Changer
Voice Changer project can be used to transpose or distort one’s voice by encoding the sound appearing at the Microphone input.
Tiny Mic Preamplifier
The Tiny Mic Preamplifier based is based on a single transistor amplifier design.
1.6W Mono Audio Amplifier
1.6W Mono Audio Amplifier Project is based on TDA7231, which is class AB power amplifier with a wide range of supply.
10W Stereo Audio Amplifier
This project is a 10W Stereo Audio Amplifier based on TDA1521 IC.
6.5W Stereo Audio Amplifier
This project is a 6.5W Stereo Audio Amplifier based on TDA2004 IC.