Quadraphonic (or quadrophonic and sometimes quadrasonic) sound – equivalent to what is now called 4.0 surround sound – uses four audio channels in which...

decoder. The function is to allow multichannel audio, such as quadraphonic sound or surround sound to be encoded in a stereo signal, and thus played back as...

1971 Columbia began producing records in four-channel quadraphonic sound, using the "SQ Quadraphonic" matrix decoding system. These recordings were backward...

films and television commercials. Her career has included works with quadraphonic sound. She has been nominated for a Grammy Award for Best New Age Album...

SQ Quadraphonic ("Stereo Quadraphonic") was a matrix 4-channel quadraphonic sound system for vinyl LP records. It was introduced by CBS Records (known...

WNRZ-FM was actually the first FM station to transmit program audio in quadraphonic sound. Brown also designed and built one of the first combination audio...

the last Stereo-Pak four track Muntz cartridge tapes (vs four channel quadraphonic) were still being produced at the same time as well as regular Stereo...

cabinets to compact units. The 1970s introduced enhancements like quadraphonic sound and technologies like Dolby Pro Logic. This era also saw the rise...

sound channels has also increased. The first sound card solutions were mono. Stereo sound was introduced in the early 1980s, and quadraphonic sound came...

Scott explains that the album was intended for release in 4-channel quadraphonic sound in 1976. However, at the last minute the record company decided to...

channels or speakers such as quadraphonic and surround sound. Binaural sound systems are also stereophonic. Stereo sound has been in common use since...

"Analog Quadraphonic Formats". analoglovers.com. "RCA CD-4 QUADRADISCS". QuadraphonicQuad. 2019. Retrieved 2023-02-27. "Quadraphonic Sound Reproduction"...

when KIOI (K-101) in San Francisco successfully transmitted true quadraphonic sound from a single FM station using the Quadraplex system under Special...

UD-4 was a discrete four-channel quadraphonic sound system for phonograph records introduced by Nippon Columbia (Denon) in 1974. This system had some similarities...

to the usual stereo version, the album was also mixed in 4-channel quadraphonic sound in 1976. The 4-channel mix was not used until 2012 when it finally...

to carry quadraphonic sound via FM radio in a way that would be most compatible with existing mono and stereo receivers. Several quadraphonic test programs...

version the album was also released by RCA Records in a 4-channel quadraphonic sound version in 1975. The album was reissued in 2017 on hybrid Super Audio...

cost of ads Quicksort, a sorting algorithm Quadraphonic sound, or "Quadphonic Synthesizer", a matrix quadraphonic gramophone record format developed by Sansui...

Bauer joined CBS where he helped develop the SQ matrix system stereo quadraphonic sound. He went on to become the vice president and general manager of the...

version, the album was also released by RCA Records in a 4-channel quadraphonic sound version in 1976. The album was reissued in 2017 on a hybrid Super...

of the Moon. Quadraphonic sound was not a commercial success, partly because of competing and somewhat incompatible four-channel sound systems (e.g....

four-channel Quadraphonic sound from a standard LP. The channel separation was only 3 dB, but because of the human way of hearing it sounded relatively...

recordings he made while experimenting with quadraphonic, or four-channel, sound in the 1970s. Zappa prepared quadraphonic mixes of a number of his 1970s albums...

which went to #70 on Billboard's Top 100. The album was prepped for quadraphonic sound, but was left unreleased in this format. The album was produced by...

Damage Done" Released April 17, 1972 Recorded February 6, 1971 Studio Quadraphonic Sound Studio, Nashville Genre Folk rock country rock Length 3:24 Label Reprise...

Electroacoustics, a British manufacturer of audio equipment Quadraphonic sound, four-channel sound Quadruplex videotape, video tape format Quad Flat Package...

Noise-reduction (CX encoding, dbx encoding), starting from 1973 In the 1970s, quadraphonic sound (four-channel) records became available in both discrete and matrix...

Guercio and Marty Lewis Recorded at Northstar Studios (Boulder, CO.); Quadraphonic Sound Studios (Nashville, TN); Bayshore Recording Studios (Coconut Grove...

innovative quadraphonic sound techniques and launched vinyl LPs. Beginning with their "Phase 4" series of immersive, spatialized STEREO sound (which was...

controlled by a "handler" dressed as a butcher, and a full 360-degree quadraphonic sound system. Mason joined Waters for the Dark Side of the Moon set and...