3W Class D Audio Amplifier with LM48511 circuit

Audio and Video signal Distribution Amplifier circuit

Given the variety of equipment in modern home entertainment systems, the ability to adjust the gain of both audio and video signals has become essential. This particular circuit has proven to be very useful when used alongside the General Descrambler...

AUDIO AMP + 3KHz FILTER

Audio amplifier with a 3 kHz filter. This circuit serves as the audio amplification section for a complete optical transmitter. It amplifies and filters voice audio signals from an electret microphone. The audio amplifier circuit is designed to enhance the weak...

100W HiFi Audio Amplifier Circuit

This amplifier is designed with the following specifications: distortion less than 0.1% at full power of 100W even at 20KHz, with power attributed to an extended bandwidth. The output transistors are protected against short circuits, and the power supply is...

Audio Signal Testing amplifier

This mini audio amplifier will test the audio stages in amplifiers such as the front end of FM bugs. You can also use it on lots of our other projects as well as the output stages of radios. It is...

Low power timer switch

The timing circuit utilizes an electronic switch composed of F1, F2, and VT1 to reduce quiescent current to approximately 1 to 2 A with the 555 timer. Upon initial power-up, the voltage across capacitor C2 cannot instantly change, causing the...

5 watt class a audio amplifier circuit

This solid-state push-pull single-ended Class A circuit is capable of providing sound quality comparable to that of valve amplifiers. It delivers an output power of 6.9W when measured across an 8 Ohm loudspeaker cabinet load, with reduced total harmonic distortion...

A New Audio Amplifier Circuit Design

The problem with class-B amplifier design is that we start with an output stage in two halves, each with a non-linear response, which we then add together to try to give a linear response, i.e. so that a graph of...

8 Watts Audio Amplifier (TDA2003)

Nice small audio amplifier which use only few parts to give good quality sound. This amp can be used as a simple booster, the heart of a more complicated amplifier or used as a guitar amp. Although not perfect, this...

TDA Amplifier Circuits

The TDA integrated circuit series is highly regarded and widely utilized in amplifier designs and projects. TDA audio amplifier circuits are primarily produced by Philips and SGS-THOMSON. The most commonly used ICs include the TDA2030 and TDA2003 for small audio...