Atma-Sphere is the premier manufacturer of the finest Class A OTL amps on the market.

Hand-built in the USA using the best parts available. Atma-Sphere amps can be summed up in one word: Bandwidth. Bandwidth that's delivered with unbelievable clarity, effortless dynamics, and incredible speed, without ever being bright or harsh. The perfect mate for high impedances, and with a low enough noise floor for even the most efficient speakers.

Upscale Audio is your source for all Atma-Sphere amps and preamps.

Call today at 909-931-9686 to hear about our special offers we currently have available!