Give your old bookshelf speakers a new lease on life.

The new BT20A MAX mini amplifier is the flagship version of the company's BT20A series of amplifiers and includes advanced Bluetooth, and refined sound tuning.

Fosi Audio has built a formidable presence in affordable hi-fi, and the launch of the BT20A MAX underscores just how far the brand has come. Priced at $229.99, the BT20A MAX is the company’s most ...

The new Cambridge Audio CXA 81 is a powerful 80 Watt integrated amplifier that's packed with features, including a USB input and Bluetooth apt-X HD streaming. For the past month, I’ve had plenty of ...

[Ynze] has built an audio amplifier that looks and sounds great. His amplifier uses a National Instruments (now TI) LM3886 Overture series 68 Watt power amp. The LM3886 places [Ynze’s] amp squarely in ...

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 ...

Many commercially available headphone amplifiers utilize design topologies such as Class AB, Class D and Class G and are found in the output stage of ICs such as DACs and codecs. Key criteria in ...