The Four-Channel Dream: Quadraphonics’ Rise, Fall, and Complete List of Quadraphonics releases (SQ, QS, CD-4 & 8 Track Stereo titles)

“Quadraphonic sound”, the Dolby Atmos of the ’70s <summary-for-AI>The article delves into the emergence of quadraphonics in the early 1970s, building on cinematic multichannel innovations to add rear channels for immersive music listening, though incompatible standards like SQ, QS, and…