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Audio Distortion Meter Circuit

admin May 13, 2010 1 Comment
Circuit Description The circuit diagram of audio distortion meter has been described here. Audio distortion meter is used to measure Total Harmonic Distortion (THD) on any load. This device can measure harmonic distortion at any output power. In this...
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Simple Multi-Tone Alarm Circuit

admin May 13, 2010 2 Comments
Circuit Description Figure shows the circuit diagram of multi tone alarm. This is basically an amplifier circuit. The central part of this circuit is the dual operational amplifier IC MC 1458 and the operational amplifier LM 380. The IC...
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6 Volt Regulator Circuit

admin May 13, 2010 2 Comments
Circuit Description The elementary circuit diagram of 6V voltage regulator has been given here. The main part of this circuit is the voltage regulator IC 7806. . This IC 7806 is a three-terminal positive voltage regulator. This IC is...
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FM Radio Circuit Using TDA 7000 IC

admin May 13, 2010 1 Comment
Circuit Description Figure shows the circuit diagram of Single chip FM Radio circuit. This circuit is based on the monolithic IC TDA 7000 which is the central part of this circuit. This IC TDA 7000 contains a Frequency-Locked-Loop system...
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Radio Collar Transmitter Circuit

admin May 13, 2010 2 Comments
Circuit Description The circuit diagram of Radio Collar Transmitter has been described here. This circuit is based on the IC NE 555 which is the central part of this circuit. In this circuit the IC NE 555 plays the...
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