1 Watt Audio Amplifier Circuit using 7905 IC A simple stereo 1 Watt Audio Amplifier Circuit using 7905 IC is built around two 7905 negative-voltage regulators (IC1 and IC2) and a few discrete components. The 1 Watt Audio Amplifier Circuit will also work with other 79XX regulators if the appropriate power supply is used. Regulator IC … Read more
Stereo preamplifier tone control Circuit Here is the Stereo preamplifier tone control Circuit with TDA1524 IC which is an excellent stereo preamplifier with tone control using the IC Stereo preamplifier tone control Circuit with TDA1524 IC from Phillips. The TDA1524 IC requires very few external components, has very low noise and has a wide power … Read more
40W amplifier Circuit 40W amplifier Circuit using TDA1514 IC, Many electronic circuits dealing with audio amplifier circuits have been published here. This is just another one and here we use the TDA 1514 high-performance hi-fi amplifier from Philips. The IC has a bunch of useful features like thermal protection, mute-standby facility, low harmonic distortion etc. The … Read more
Audio amplifier circuit using TDA2040 IC 30 watts audio amplifier circuit using TDA2040 IC, is a Class AB monolithic integrated audio amplifier available in Pentawatt package. The IC has low harmonic distortion, a low crossover distortion and has a built-in circuitry for short circuit protection. 30 Watts Audio amplifier circuit using TDA2040 IC 30 Watts … Read more
LED Lamp Dimmer Project Circuit Diagram In this LED Lamp Dimmer circuit, at the starting LED glow slowly, then grown brighter and once again slowly it became dim. The basis of the whole circuit is an operational amplifier IC named LM358. LM358 IC LED Lamp Dimmer Project Circuit Diagram LM358 IC is mainly made … Read more
Class D Amplifier IC BD5460 BD5460 is a low power Class D amplifier that can be used in low power applications like handheld audio devices. BD5460 does not require an LC filter at the speaker output and can be driven using a battery, The standby current of BA5460 is typically zero and there is no … Read more
Digital Volume Control Circuit Based on IC MAX5486 Digital Volume Control Circuit Based on IC MAX5486 is shown here. MAX5486 is a 40K dual digital volume/balance controller that has a pushbutton interface. The IC has a built-in bias voltage source that eliminated the need of an external circuitry for the same purpose and thereby by … Read more
Fire Alarm Circuit using NE555 IC & Thermistor Fire Alarm Circuit using NE555 IC & Thermistor: The Fire alarm Circuit is as simple and uncomplicated so that, it can be easily implemented for a project for school. The thermistor offers a low resistance at high temperature and high resistance at low temperature. This phenomenon is employed … Read more
20W Amplifier Circuit TDA7240 IC Stereo 20W Amplifier Circuit: The 20W Amplifier Circuit shown here is based on the TDA7240 IC from ST Microelectronics. The TDA 7240 IC is an integrated audio amplifier IC that can deliver 20 watts of audio output power into a 4ohm load. The IC has minimum external parts count and is … Read more
6 Watt Hi-Fi Audio Amplifier Circuit using TDA2613 IC 6 Watt Hi-Fi Audio Amplifier Circuit using TDA2613 IC: A 6 watt audio amplifier circuit using TDA2613 is shown here. TDA2613 is an integrated Hi-Fi audio amplifier IC from Philips Semiconductors. The IC is switched ON / switch OFF click proof, short circuit proof, thermally protected and … Read more