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Legacy Multichannel Sound & Systems
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Vintage Quadraphonic Equipment Gallery
A place to collect information and pictures of Quadraphonic Hardware from the 1970's
Help Support QuadraphonicQuad:
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Help Support This Community - Become a Supporting Member Today
QuadSound
Jan 23, 2022
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77
Jan 23, 2022
QuadSound
Sticky
Rules of this Section - Please Read
JonUrban
Jan 18, 2011
Replies
1
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6K
Feb 19, 2011
Quadrockasaurus
Separate CD-4 demodulator
gvl_guy
May 16, 2021
2
3
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59
Views
9K
Apr 1, 2023
J. PUPSTER
Q8: Akai CR-80D-SS Q8 Recorder/Player
JonUrban
Jan 29, 2011
2
Replies
36
Views
25K
Mar 19, 2023
Kodaline
K
MISC: Panasonic RS-888S
medkill
Mar 23, 2011
2
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32
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19K
Feb 15, 2023
DudeRocks
D
AMP: Sansui QA-7000 Quadraphonic Integrated Amp
Quadrockasaurus
Jul 31, 2012
Replies
12
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17K
Jan 2, 2023
jagoeman
J
K
Brand new Pioneer QD-210/SQ-Decoder for sale
krysfergie
Oct 13, 2020
Replies
2
Views
1K
Nov 2, 2022
par4ken
Exar chip
ress4278
Jan 2, 2021
Replies
2
Views
1K
Oct 30, 2022
par4ken
SQ: Sony SQD-2020 SQ Decoder
Quadrockasaurus
Nov 2, 2011
5
6
7
Replies
128
Views
65K
Sep 25, 2022
par4ken
Any volunteers to explain to the lass about proper quad speaker placement?
Obbop
Sep 20, 2022
Replies
10
Views
751
Sep 22, 2022
MidiMagic
Ride on cloud 9 with Motorola
Obbop
Aug 30, 2022
Replies
1
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566
Aug 31, 2022
Q-Eight
SPKR: Empire 4 speakers in one room
Obbop
Aug 22, 2022
Replies
2
Views
633
Aug 23, 2022
ProgRules
AMP: Heathkit AN-2016 "Modulus" Quadraphonic Tuner/Pre Amplifier
Quadrockasaurus
Feb 17, 2011
Replies
12
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7K
Jun 30, 2022
Alaska_man
A
J
Marantz 4240 with defective channel (first post)
Jackmot
Apr 14, 2022
2
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25
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5K
Apr 23, 2022
Jackmot
J
Panasonic RD-9610 FM Quad Radio Adapter
JonUrban
Jul 30, 2014
Replies
11
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6K
Mar 15, 2022
oldude2
QCASS: Astrocom Model 307 Quadraphonic Cassette Deck
Quadrockasaurus
Feb 17, 2011
2
3
Replies
49
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13K
Mar 12, 2022
gene_stl
MISC: Russound QT-1 Quadraphonic Patch Bay
JonUrban
Jan 29, 2011
2
Replies
24
Views
12K
Feb 17, 2022
par4ken
Q8 Tape Player Gallery!
eyg2181
Jun 5, 2010
6
7
8
Replies
154
Views
95K
Nov 11, 2021
Mark Anderson
8
MISC: Technics SH-3433 Scope
8trackman
Jan 27, 2011
2
3
Replies
46
Views
22K
Oct 28, 2021
MidiMagic
Decoder: Electro Voice EVX-44
Wagonmaster_91
Mar 23, 2011
2
Replies
21
Views
12K
Sep 26, 2021
bob.stek
B
An old thing I found - Off Duty '77
JonUrban
Oct 21, 2018
2
3
4
Replies
65
Views
13K
Sep 16, 2021
boondocks
1974 Olson Electronics catalog
Obbop
Sep 16, 2021
Replies
0
Views
862
Sep 16, 2021
Obbop
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