The explained bass treble tone controller circuit not only facilitates the control of the bass, treble frequencies but also the mid range frequencies using its efficient 3 way tone control […]

The post explains a simple high power subwoofer amplifier circuit which could be used for driving high bass subwoofer speakers and home theater systems. A Subwoofer is actually a loudspeaker […]

This telephone amplifier circuit saves the trouble of holding the telephone handset while talking. It is also very useful when a group of people want to listen to the telephone […]

Quadraphonic Sound System (4 channel Sound) circuit is the most sophisticated sound system and gives a true feeling of music. Monophonic sound system is the simplest of all the audio […]

This simple 20 watt amplifier circuit can be easily built at home using TDA2005 IC [You can also use TDA2004]. The procedure not complex and at the end you will […]

This simple radio circuit is in essence a crystal radio having an audio amplifier that is definitely pretty sensitive and obtains a number of powerful programs in a given area by […]