Eight Sound Effects Generator
Here the circuit diagram of eight sound effects generator. The circuit will generate 8 type of sound effect, amplify the…
Six LED Stereo VU Display
The following image is the scheme diagram of six LED stereo VU display circuit which build using Dot/Bar Display Driver…
Hi-Fi Tone Control
This is a inexpensive high fidelity (hi-fi) tone control circuit designed just with two low cost transistors as the active…
Insect Repellent
This insect repellent circuit will repel insects such as mosquitoes, flies and cockroaches from your home or yard effectively. circuit…
100W Power Amplifier based LM3886
This is the 100 Watt power amplifier circuit based power amp chip LM3886. Single chip of LM3886 is able to…
PCM2706 USB Sound Card
Here is the USB sound card circuit based on PCM2706 which dedicated for USB audio. With USB controller module inside…
Audio Mixer + VU Meter
This is an audio mixer circuit which designed along with VU meter circuit. The circuit is for one channel input,…
Echo Chamber
Below circuit is an echo chamber circuit which can be used for smoothing your voice from the microphone. This circuit…
2 x 10 Band Stereo Graphic Equaliser
The following diagram is the circuit diagram of 20 band stereo graphic equaliser which will controlling the audio signal in…