We started out with an old modem and ended up with a useful circuit to convert phone audio to regular line audio. This little hack is useful for those of us wanting to record Voip telephone calls for ...

Also we may have need of audio test signals for different purposes. In order to solve these and similar tasks we should have small audio distribution systems or distribution amplifiers (DAs) which ...

This audio limiter circuit is easy to build, works with BA741 8pins or 4pins so pay attention and uses a symmetrical power supply. When the audio input level is between 20mV and 20V the output will be ...