Adjective
of or relating to quadraphony
Source: WordNethis quadraphonic sound system Source: Internet
An attempt to provide for the reproduction of the reverberation was tried in the 1970s through quadraphonic sound but, again, the technology at that time was insufficient for the task. Source: Internet
At around the same time Virgin released an SACD version containing both the original stereo album and the 1975 quadraphonic mix by Phil Newell. Source: Internet
Some cartridges had frequency response above 30 kHz for use with CD-4 quadraphonic 4 channel sound. Source: Internet
Stereo sound was introduced in the early 1980s, and quadraphonic sound came in 1989. Source: Internet
Technics (Matsuhita Electric) marketed a line of strain-gauge (labeled "semiconductor") cartridges especially intended for Compatible Discrete 4 quadraphonic records, requiring such high frequency response. Source: Internet