Review: McIntosh MA252 tube/solid-state integrated amplifier

In the world of high-end audio, there are solid-state tribes and there are tube tribes. Usually the two pretty much stick to their own camps, except for scattered skirmishes when they cross paths at the watering hole. Each tribe believes theirs is the one ... ( read original story ...)

Luxman MQ-68c Tube Amplifier, Vintage Japanese Classic

The MQ68C is a 30W-35W stereo amplifier made by the renown Japanese audio company Luxman. It was hand made in Japan from the highest quality materials of the time and benefit greatly from the quality of the transformers in particular which contribute to ... ( read original story ...)

Luxman MQ-60 stereo tube amplifier

One of the best seller product of Luxman in 70s year, output power is 30W/channel, very working condition. Amplifier was maintenance and technical check by OTOMON LAB to be sure that it is working perfectly. Sound is very very sweet and powerful. ( read original story ...)

The Magnetic Amplifier

It was the magnetic amplifier. Rugged, dependable, EMP-proof, and capable of handling greater electrical powers than either transistor or tube, the magnetic amplifier is a simple device that can be built by anyone. By the 1950s, the magnetic amplifier was ... ( read original story ...)

Atma-Sphere S-30 MK 3.3 OTL Class-A tube amplifier

The S-30 is the unchallenged state-of-the-art in low power vacuum tube amplifiers. With its simplicity of operation, small footprint, and all the features of our larger amps, the S-30 represents the high-water mark of compact OTL design. For those who ... ( read original story ...)