The following image is the scheme diagram of six LED stereo VU display circuit which build using Dot/Bar Display Driver…
This is a inexpensive high fidelity (hi-fi) tone control circuit designed just with two low cost transistors as the active…
This is the 100 Watt power amplifier circuit based power amp chip LM3886. Single chip of LM3886 is able to…
Here is the USB sound card circuit based on PCM2706 which dedicated for USB audio. With USB controller module inside…
This is an audio mixer circuit which designed along with VU meter circuit. The circuit is for one channel input,…
Below circuit is an echo chamber circuit which can be used for smoothing your voice from the microphone. This circuit…
The following diagram is the circuit diagram of 20 band stereo graphic equaliser which will controlling the audio signal in…
This is a stereo VU booster circuit diagram based on transistor FCS9014 which usually used for pre-amp and regulator circuit…
This is a simple 20W bridge amplifier based on TDA7240A. This circuit is designed for car audio system, but you…
Here's the circuit diagram of a 70W stereo power amplifier which built using single power IC STA550. The circuit is…