In telecommunication devices, the squelch circuit is introduced in order to enable the suppression of the audio (or video) output of a receiver whenever a low or weak signal input is detected. This circuit attenuates the background noise that […]

It is fairly simple to construct a ‘singing’ melodious greeting card, as explained in the following article. You can replicate this greeting card design through matching chips which carry about […]

The article explains 24 types of amplifier configurations using op amps. Difference Amplifier Circuit By simply employing a couple of inputs as demonstrated, a difference amplifier containing the differential between […]

Using this device you are able to choose either the normal fuzz effect or your innovative struzz effect. A depth control makes it possible for anyone to customize the sustain […]

This anti acoustic feedback circuit can be used to prevent the howling effect that is normally seen when an amplifier and a loudspeaker system are operated inside a hall within […]

This variable notch filter circuit for enabling an adjustable audio frequency cancellation as desired by a specific application. A Notch Filter can also be named as Band Stop filter or […]