Subwoofer Amplifier Circuit Diagram | LM1875 Power Amplifier Circuit Diagram

Subwoofer Amplifier Circuit Diagram

Subwoofer Amplifier In this article explains how to make Subwoofer Amplifier with simple steps by using a circuit diagram, this subwoofer amplifier circuit is very simple and it consists of power supply and audio amplifier parts. The simple schematic diagram of the two-channel amplifier to be driven from two inputs left and right channels facilitate … Read moreSubwoofer Amplifier Circuit Diagram | LM1875 Power Amplifier Circuit Diagram

Transistor Audio Amplifier Circuit | Electronic Circuit Design by 4 Transistors

Transistor Audio Amplifier Circuit This is a 4-transistors complementary push-pull amplifier, which is Transistor Audio Amplifier Circuit, shows the basics of audio amplifier circuit design. This transistor amplifier circuit saving on battery current, which is quite low with middle volume, rising to 25 -30mA as a volume is increased.   Transistor Audio Amplifier Circuit This Transistor Audio … Read moreTransistor Audio Amplifier Circuit | Electronic Circuit Design by 4 Transistors

2 Channel Mic Mixer Circuit Diagram

Mic Mixer Circuit Diagram

Mic Mixer Circuit Diagram 2 Channel Mic Mixer Circuit Diagram is designed for handling high impedance dynamic microphones. Transistor Q1 can be any general purpose PNP transistor like BC177 or BC157B. Resistor R5 biases the transistor while R3 and R4 provide channel isolation.   2 Channel Mic Mixer Circuit Diagram However, this 2 Channel Mic Mixer … Read more2 Channel Mic Mixer Circuit Diagram

1 Watt Audio Amplifier Circuit using 7905 IC

1 Watt Audio Amplifier Schematic using 7905 IC

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 more1 Watt Audio Amplifier Circuit using 7905 IC

18W Audio Power Amplifier Circuit using Transistors

18W Audio Power Amplifier Circuit

18W Audio Power Amplifier Circuit 18W Audio Power Amplifier Circuit designing an audio amplifier capable of delivering a decent output power with a minimum parts count, without sacrificing quality. The Power Amplifier section employs only four transistors and a handful of resistors and capacitors in a shunt feedback configuration but can deliver more than 18W … Read more18W Audio Power Amplifier Circuit using Transistors

Stereo preamplifier tone control Circuit with TDA1524 IC

Stereo preamplifier tone control Circuit

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 moreStereo preamplifier tone control Circuit with TDA1524 IC

Multi-channel audio mixer circuit using LM3900 IC

Multi-channel audio mixer circuit Multi-channel audio mixer circuit using LM3900 series amplifiers consist of four independent and internally compensated amplifiers that are designed for single and wide power supply voltage. These amplifiers provide a wide range of voltage inputs and very good response for all audio frequencies. They also provide a large output Range.   … Read moreMulti-channel audio mixer circuit using LM3900 IC

Wireless Headphones Transmitter Circuit

Wireless Headphones Transmitter Circuit

Wireless Earphones Transmitter Circuit This wireless headphones transmitter circuit provides a quality reception over 2 meters. The oscillator frequency is between 1750KHz and 3500KHz and for an antenna, we use a ferrite bar. IC1 amplifies the audio signal and TC1 is a buffer. D1 signals that the transmitter is on and is a voltage stabilizer for … Read moreWireless Headphones Transmitter Circuit

40W amplifier Circuit using TDA1514 IC

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 more40W amplifier Circuit using TDA1514 IC

LA3161 Stereo Preamplifier for Audio Amplifiers

LA3161 Stereo Preamplifier LA3161 Stereo Preamplifier is an integrated 2 channel pre-amplifier intended for car stereo applications. The LA3161 has a built-in voltage regulator which plays a great role in improving ripple rejection. The IC requires the minimum number of external parts and the noise level is very low. The IC LA316 has the high input … Read moreLA3161 Stereo Preamplifier for Audio Amplifiers