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Hi-fi Amplifier Circuit 13 Jan 2011 | 01:14 am
Circuit Description Figure gives the circuit diagram of 2X12 W Hi-Fi Amplifier. This amplifier circuit is based on TDA 2616 IC which is the core part of this circuit. The TDA2616 is a stereo power am...
555 Timer Police Siren Circuit 11 Jun 2010 | 07:00 pm
Circuit Description Police siren circuit given here is a circuit based on NE 555 timer IC. This circuit uses two NE 555 ICs (IC1 and IC2) and which are the core working parts of this circuit. Here tw...
Voltage Doubler Circuit 10 Jun 2010 | 07:26 pm
Circuit Description The circuit diagram given here is a simple voltage doubler circuit. In this circuit the central part is the timer IC NE 555. This circuit also includes two transistors Q1 (BC 107)...
3-Phase Auto Changer Circuit 10 Jun 2010 | 07:19 pm
Circuit Description The circuit given here is a three phase auto charger circuit. Any modern electrical or electronic device can operate from 230 V ac supply with 15% tolerance in voltage. That is th...
Baxendall Circuit 9 Jun 2010 | 10:11 pm
Circuit Description Here is the circuit diagram of Baxendall tune control circuit. The name Baxendall for this circuit is because this circuit is based on the tune control circuit developed by Baxend...
FM Remote Encoder/Decoder Circuit 9 Jun 2010 | 10:07 pm
Circuit Description The circuit diagram of FM remote encoder/decoder has been published here. The main parts of this circuit are the ICs RF 600E and RF 600D. This circuit consists of two main parts s...
Switching Regulator Circuit 9 Jun 2010 | 09:57 pm
Circuit Description The circuit diagram of 3A switching regulator has been published here. The central part of this circuit is the IC LM 317. This voltage regulator can deliver a maximum output curre...
Microphone Pre-amplifier Circuit 3 Jun 2010 | 05:57 pm
Circuit Description Here is the circuit diagram of three input microphone preamplifier. This is a mic mixer preamplifier centered on the high gain operational amplifier IC LM 348. This IC LM 348 is a...
Capacitance Meter Circuit 3 Jun 2010 | 05:53 pm
Circuit Description The circuit diagram of simple capacitance meter has been published here. The core part of this circuit is the frequency to voltage converter IC LM 2917 developed by National Semic...
Light Activated Switch 2 Jun 2010 | 04:32 pm
Circuit Description The circuit diagram of light activated switch circuit has been described here. The core part of this circuit is the operational amplifier IC LM 311which acts as a voltage comparat...
