Here this circuit is based on the principle of audio amplification using operational amplifier and pulse width modulation using 555 Timer. In this article we are describing the principle, design and ...

What is the LM386 audio amplifier? The integrated chip LM386 is a low power audio frequency amplifier requiring a low level power supply (most often batteries). It comes in an 8-pin mini-DIP package.

Usually targeted at audio applications, these circuit blocks find homes in all types of designs. Here’s a quick study of their operation and properties. Two of the most often used amplifier building ...

This is a schematic for a class-AB audio amplifier circuit. It's designed to take a low-level audio input and amplify it to drive a speaker. The circuit operates from a single 12V DC power supply. Key ...

[Dino Segovis] wrote in to tell us about his “hack”, making an AB Audio Amplifier. The advantage of this particular amp is that the transistors never turn off, which would cause distortion. A full ...

This is just an ultra-quick blog post about a nostalgic IC: µPC1237. It’s a timeless bipolar analog IC from NEC designed for protecting stereo audio power amplifiers and loudspeakers. I used to see ...

Kelowna, British Columbia -- July 9, 2024 -- SiliconIntervention Inc. has developed a highly efficient audio amplifier family as part of its IP portfolio. Developed using the company’s New Analog ...

Forbes contributors publish independent expert analyses and insights. Technology journalist specializing in audio, computing and Apple Macs. Denon is a Japanese audio brand that’s been synonymous with ...

A great £500 amplifier that looks and sounds the part – this Cambridge is a big success Why you can trust What Hi-Fi? Our expert team reviews products in dedicated test rooms, to help you make the ...