The circuit below shows a 4-transistor utility amplifier suitable for a variety of projects including receivers, intercoms, microphones, telephone pick-up coils, and general audio monitoring. The ...

If you know anything about a transistor, it’s probably that it’s a three terminal device whose output pin forms part of a potential divider whose state is dependent on what is presented to its input ...

This article describes a technique to compensate the DC voltage drift in the output of a directly-coupled AB-Class audio power amplifier. The main benefit of a directly-coupled output is improved bass ...

There appears to be 16 large transisitors which were mounted to the heatsink of this amplifier. It is a Planet Audio 4 channel car audio amp. From some quick Google searching, it looks like I should ...

The new 200W McIntosh MA352 Integrated Amplifier brings vacuum-tube technology and solid state components together in a unique hybrid design. Classic American audio brand McIntosh Labs – the brand ...

Different classes of amplifiers. What are the benefits of class AB amplifiers? Patents that address the quiescent current of class AB amps. Amplifiers have many classifications, and each class has its ...

A relatively new technology called the pure digital or Class-D amplifier has been introduced into the audio world. The Class-D architecture allows the input audio signal to stay in its digital format ...

We wrote about the Musical Fidelity M6xi when it was announced a few weeks ago. Now the British brand (Austrian-owned, ...