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 ...

Recently, the Chinese-based audio manufacturer has released the Play, a “just add speakers” streaming amplifier that, ...

The S2-101AA Stereo Audio Power Amplifier is the latest additional to TV One’s functional S2 Series. It provides for a wide range of audio input connections including RCA jacks, Mini-Combicon Terminal ...

[Blackcorvo] wrote in to tell us how he took a cheap “retro” guitar amplifier and rebuilt it with sub-miniature vacuum tubes. The end result is a tiny portable amplifier that not only looks the part, ...

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 ...

Review: The IQ Audio M300 MonoBlock amplifier is deceivingly good, delivering rated power with pristine fidelity and finesse in an efficient, cool running pint sized package. Class D at its best.

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 ...

Statistics alone fail to capture the Meridian Audio sound system in the 2015 Range Rover's top-of-the-line Autobiography edition. The system's amplifiers, powered by 1,700 watts, deliver 3-D sound via ...