The Gadgets: Panasonic’s SL-850 quadraphonic turntable, featuring the unusual 4.0 discrete-channel format for stereo-besting sound. (As the brochure says, “In the real world, sound comes from ...

It's time to rearrange your speakers—quadraphonic sound is back. Well, at least in one instance. A new LP documenting a live performance by electronic musician Suzanne Ciani is being released as a ...

The circuit was designed using a four channel amplifier to produce quadraphonic sound: right front, left front, right rear, and left rear Quadraphonic – a sound production term wherein it uses four ...

A four-speaker surround sound system introduced in the 1970s that never caught on, primarily because of the recording technologies available at that time. Quadraphonic sound used two front and two ...

Much to the excitement of Doors fans and music fans worldwide, Marshall Blonstein's Audio Fidelity will be releasing "The Best Of The Doors -1973" On Quadraphonic 4.0 Multichannel Hybrid SACD! The ...