50 Watt Transistor Amplifier Circuit

admin April 28, 2010 3 Comments
Circuit Description The circuit diagram given below is 50 W transistor amplifier. This circuit is a class-B amplifier. In this circuit, seven transistors are used. Out of these transistors, six transistors acts as preamplifiers and the rest one is...
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Telephone Pickup Pre-amplifier using 741 IC

admin April 28, 2010 2 Comments
Circuit Description The following circuit gives the circuit diagram of Telephone pickup Preamplifier. The central part of this circuit is the operational amplifier IC uA 741. This operational amplifier is used to pick up telephone signals. In this circuit,...
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