Quadraphonic (or quadrophonic, also called quadrasonic or by the neologism quadio[1] [formed by analogy with "stereo"]) sound – equivalent to what is now called 4.0 surround sound – uses …

Supported by a robust distribution network, our QUAD offerings extend across the world, captivating audio enthusiasts and delivering unparalleled auditory experiences. Let’s fill our …

2022年1月23日 · Multichannel sound community forum & for sale classifieds including quadraphonic. Home audio forums for DVD-A & SACD. Forums for label histories &...

2018年11月1日 · Quadraphonic sound was one of the earliest surround sound technologies that emerged in the 1970s. It was technically known as ‘4.0 surround’ in audiophile speak. The …

2024年6月28日 · Quadraphonic sound, also known as quad sound or 4-channel sound, is an audio format that goes beyond stereo by providing audio signals through four different …

2024年5月7日 · The popular history of quadraphonics (4-channel sound from LP records, tapes, and radio broadcasts) chronicles a spectacular failure. The major record labels, led by …

2019年7月8日 · Quad got a big boost with the reissue of John Lennon’s Imagine—the 2018 multi-disc box set included the original 1971 quad mix of his classic album (dubbed “quadrasonic” …

2023年10月11日 · A quadraphonic record, often referred to as a quadraphonic disc or simply "quad" record, is a type of audio recording format that was popular in the 1970s. …

Quadraphonic sound is a format for encoding stereophonic audio using four channels; usually, front left and right, and rear left and right. Quadraphonic sound, or multi-channel diversion, …

2001年12月20日 · Overview: What exactly is Quad. Quadraphonic sound consists of 4 channels, right front, left front, right rear, and left rear. Quad albums and equipment starting to show up …