This mic preamp uses the low noise IC uA739. The circuit is an example of how a good preamplifier can be designed for dynamic microphones. The IC houses two identical integrated preamp circuits. The ...

Buying a microphone for a computer is costly. Especially when there is a need to have two microphones—one for modem and another for sound card—or if the present microphone is not working properly and ...

ok, so im just fooling around with audio circuit related stuff trying to learn new stuff, and I have some questions.<BR><BR>I am making a Bandpass filter with peak ...

IT is not absolutely necessary that the microphone should form part of the direct circuit. It works just as well if connected so that, when the carbons are not touching, the whole of the current goes ...