en.wikipedia.org/wiki/Quadraphonic_sound

Quadraphonic sound – equivalent to what is now called 4.0 surround sound – uses four .... In addition, San Francisco classical music station KKHI broadcast the San Francisco Opera in "compatible" (that is, matrix-encoded) quadraphonic  ...

en.wikipedia.org/wiki/Stereophonic_sound

Stereophonic sound or, more commonly, stereo, is a method of sound reproduction that creates .... One track was used for dialogue, two for music, and one for sound effects. ... allowing for soundtracks to be remixed into Stereo or even Surround. ... can be found in the Sponable Collection at the Film and Television Archives ...

www.wired.com/story/suzanne-ciani-live-quadraphonic

May 31, 2018 ... A new recording by synthesizer artist Suzanne Ciani is being released on a ... Analog Surround-Sound Is Reborn on a New Quadraphonic LP ... "This was Buchla's vision—a performable electronic music ..... CNMN Collection.

www.digitalmusicnews.com/2018/11/01/quadraphonic-sound-podcast

Nov 1, 2018 ... Quadraphonic sound faded from the landscape in the late 1970s, ... The Recording Academy Tentatively Sides With the NMPA's MLC — Subject to 'Black Box' Collection Changes ... the gospel to artists who want a simpler surround sound solution. ... “Quad — for many weird reasons — is just more musical.

rateyourmusic.com/list/groonrikk/quadraphonic-1970s-rock-albums-4_0-surround

I was curious about how much music was issued in Quadraphonic during that short span ... But I do have a 5.1 Surround collection that may be of some interest.

www.surrounddiscography.com/quaddisc/quadsamp.htm

Jan 28, 2019 ... Artist 2. Title of album 3. Record label 4. Catalog number 5. ... KQD-75 (QS) {The Song by Joe Walsh called Falling Down is from the unreleased quad LP .... FCPA -222 (SQ) [Japan] The SQ Quadraphonic Best Collection 1.

www.surrounddiscography.com/quaddisc/quadQVA.htm

Jan 28, 2018 ... Artist 2. Title of album 3. Record label 4. Catalog number 5. ... KQD-75 (QS) {The Song by Joe Walsh called Falling Down is from the unreleased quad LP "So ... FCPA-222 (SQ) [Japan] The SQ Quadraphonic Best Collection 1.

midimagic.sgc-hosting.com/qunlabel.htm

Is there really quadraphonic or surround information there, is the decoder reacting to ... The artist recorded in a surround or quadraphonic system his own record ... If the effect is caused by a time delay between mics picking up the same source, the .... If the effect seems to be an ambient pick up from the room the music was ...

www.quadraphonicquad.com/TabbedPollChart.htm

Find the best Surround Music releases on Blu-ray, DVD-A, SACD, Quad LPs and Tapes. ... 8.10, Various Artists, THE COLLECTION, [S], 29, 1, 8, 15, 3, 2, 0, 0, 0 ...