He was an enthusiast for quadrophonic sound and had a system set up in his home.

A quadrophonic version was released on record and 8-track tape.

It was the first concert in Britain to feature both a complex light show and a quadrophonic sound system.

Artwork for a quadrophonic version was produced, but was never released.

Wonderful perfect quadrophonic sound with distortion levels so low as to make a brave man weep.

Quadrophonic recording, which uses four separate channels for superior sound quality, is introduced.

The entire soundtrack was also released in quadrophonic.

The album was also released in quadrophonic but only on 8-track in the US.

Quadrophonic sound offers another potential example.

It also issued quadrophonic albums in the 1970s.

Or will they go the way of the Betamax, quadrophonic sound and the eight-track cassette?

Videos and computer games, hi-fidelity television and quadrophonic sound are the sort of toys developed for people with nothing better to do.

And then, for reinforcement, he spends the afternoon listening to music - which he loves - on the quadrophonic tape deck in his office.

The 4-channel Quadrophonic mix of the recording has extra lead guitar fills not heard in the more common 2-channel Stereo version.

Now they all heard it-a humming buzz, like a sixty-cycle square wave in quadrophonic sound, filling the sky.

Bhakti for 15 players and quadrophonic tape (1982)

A quadrophonic version, black vinyl catalogue number QV2001.

The album was also released in the quadrophonic disc format in a bid for appeal to audiophiles.

The album was originally released in two-channel stereo and also in a special four-channel quadrophonic mix.

Yet the Floyd's masterful quadrophonic pension plan has retained an amazing capacity to knock people sideways.

The Boxed CD release contains a stereo remix of the quadrophonic version.

In 1974, it briefly styled itself "W4 Quad" during its brief use of quadrophonic transmission.

Ritual Melodies for quadrophonic tape (1989-90)

There was also the Dynaquad system which allowed the user to simulate a quadrophonic sound by using out of phase signals at the speaker terminals.

This was an experimental quadrophonic broadcast trialling the BBC's Matrix H system.

This time, no one will be more than 80 feet from the stage and the sound is quadraphonic.

It was the first song ever released as a quadraphonic single.

Roger Waters gave a 3 hour show with quadraphonic sound.

But the quadraphonic policy had to be dropped after just two releases.

The station was one of the few to broadcast in Quadraphonic stereo.

At the same time, the title is a play on the term quadraphonic sound, then a recent invention.

However, it was not possible to get any quadraphonic effect from the record, no matter which system was tried.

Radio reading services for the blind are also still common, and there were experiments with quadraphonic sound.

The trouble is you can make a choice based on the quadraphonic sound system instead of the basic machine."

The development of quadraphonic records was announced in 1971.

It contains alternate takes and is one of only a few quadraphonic releases.

Radio stations around the country followed suit, and soon many were broadcasting in quadraphonic.

This is very noticeable on the Quadraphonic 8-track tape.

But their quadraphonic 8-reel tapes were in discrete four channel stereo.

The album was also originally released in 4-channel quadraphonic.

The film was entirely financed by the band and shot on 35mm with a 24-track quadraphonic sound recording.

Quadraphonic audio was the earliest consumer offering in surround sound.

My neighbor picked now to blast his new stereo with quadraphonic speakers.

The mid center point in quadraphonic does only appear in the left speaker.

Speaking through a mike hooked to his stereo, he sounded loud and quadraphonic.

Also advertised were quadraphonic versions of two other Zappa titles.

Quadraphonic vinyl albums appeared, which used several different and incompatible modes.

Most quadraphonic albums were specially mixed for the quad format.

The album was released just as quadraphonic sound was on the wane.

In October 1969 the console was upgraded to a 16-track recorder with quadraphonic capability.

He was an enthusiast for quadrophonic sound and had a system set up in his home.

A quadrophonic version was released on record and 8-track tape.

It was the first concert in Britain to feature both a complex light show and a quadrophonic sound system.

Artwork for a quadrophonic version was produced, but was never released.

Wonderful perfect quadrophonic sound with distortion levels so low as to make a brave man weep.

Quadrophonic recording, which uses four separate channels for superior sound quality, is introduced.

The entire soundtrack was also released in quadrophonic.

The album was also released in quadrophonic but only on 8-track in the US.

Quadrophonic sound offers another potential example.

It also issued quadrophonic albums in the 1970s.

Or will they go the way of the Betamax, quadrophonic sound and the eight-track cassette?

Videos and computer games, hi-fidelity television and quadrophonic sound are the sort of toys developed for people with nothing better to do.

And then, for reinforcement, he spends the afternoon listening to music - which he loves - on the quadrophonic tape deck in his office.

The 4-channel Quadrophonic mix of the recording has extra lead guitar fills not heard in the more common 2-channel Stereo version.

Now they all heard it-a humming buzz, like a sixty-cycle square wave in quadrophonic sound, filling the sky.

Bhakti for 15 players and quadrophonic tape (1982)

A quadrophonic version, black vinyl catalogue number QV2001.

The album was also released in the quadrophonic disc format in a bid for appeal to audiophiles.

The album was originally released in two-channel stereo and also in a special four-channel quadrophonic mix.

Yet the Floyd's masterful quadrophonic pension plan has retained an amazing capacity to knock people sideways.

The Boxed CD release contains a stereo remix of the quadrophonic version.

In 1974, it briefly styled itself "W4 Quad" during its brief use of quadrophonic transmission.

Ritual Melodies for quadrophonic tape (1989-90)

There was also the Dynaquad system which allowed the user to simulate a quadrophonic sound by using out of phase signals at the speaker terminals.

This was an experimental quadrophonic broadcast trialling the BBC's Matrix H system.

"Freeze," a quadriphonic voice ordered them.

Daisy held my hand and sang the words from Hair, lyrics gleaned from having listened to the song often on the recently departed Neil's quadriphonic system.

Mark and I are in the living room using toenail clippers to snip fabric pills from the black Orion covers on Jasmine's bubble-shaped 1970s quadriphonic stereo speakers.

Ms. Galas stood in front of five microphones, and as she delivered "Schrei X" she moved her head around them, sending her voice swirling through a quadriphonic sound system.