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$369.00   1 week ago
Serviced Vintage Marantz 4230 Quadraphonic Receiver LED Upgrade - $369 (Sacramento)

Now at Delta Breeze Records1049 Jefferson Blvd West Sacramento 9569130 DAY WARRANTYFully serviced Marantz 4230 Quadraphonic receiver - use at 30 or 60 watts per channel. Some transistors replaced. All pots/switches/inputs have been flushed and protected. DC offset + bias/idle current adjusted. Face and knobs polished. All lamps have been replaced with 8v 40ma LEDS and Stereo Beacon/selector lamps

$120.00   2 weeks ago
Vintage Technics Quadraphonic receiver - $120 (cleveland)

Model SA 6400x 1974 vintage list priced back then at $425 dollars, when those dollars where worth about 6 are today, inflation adjusted. Runs four speakers, and can run , a speakers, b, or a and b together. 14 watts rms per channel(the older bigger watts) at 8 ohms. Controls all clean, not scratchy and unit tunes and sound great. Good volume.

$300.00   3 months ago
Akai AS-980 Quadraphonic Receiver TOTL - $300 (Louisville)

Vintage Top of the Line (TOTL) Quadraphonic and or Stereo in fantastic working condition. Handles two Turntables and two Tape decks with Auxiliary input, along with AM/FM. Matrix decoding too. The ability to play three pairs of speakers. Back from a check up and control cleaning by a local tech and now ready for you to enjoy!This thing is over two feet wide! Four analog power meters. Copper chassi

$360.00   3 months ago
Sansui QRX 3500 Quadraphonic Receiver, Restored - $360 (truman)

Item for Sale: One(1) Sansui QRX 3500 Quadraphonic AM/FM Receiver in Excellent Condition!Serviced by Alex Audio & Video of New Hope, Mn.Equipped with QS Barrio Matrix to Decode 4 Channel SQ RecordsVery Flexible Setup with 3 Tape Monitors, 2 Auxiliary Inputs, & Great Phonograph Preamp SectionSeparate Bass & Treble Controls for all Four ChannelsHigh & Low FiltersQuad Headphone OutputsBeautiful Well-

Contact Us   5 months ago
VINTAGE STERIO EQUIPMENT / QUADRAPHONIC SOUND (PALM HARBOR)

UNIVERSITY SOUND LAREDO LTV LING ALTEC INC SPEAKERS / HARGETT AUDIO SPEAKERS WITH SANSUI QR - 4500 RECEIVER $650.00 TAKES ALL

$199.00   5 months ago
Realistic QTA-790 vintage 1973 quadraphonic quad stereo receiver 70wpc - $199 (Cleveland) hide this posting restore this posting

Dynamite quad receiver early from 1973, 70 watts per channel. Reportedly made by Sylvania or a Kenwood clone. A quote from the web: "Radio Shack in 1973... It was $549 back then. That's the equivalent of $2803 now!" Really nice condition, has been tested, cleaned, and restored where needed. Sure to provide many more years of supreme sound. Real wood case looks immaculate, 9/10. All dials, knobs, a

$40.00   6 months ago
Quadraphonic Headphones - Toshiba - $40 (North Liberty) hide this posting restore this posting

Classic Toshiba HR-40 quadraphonic headphones. Near mint condition with original box, packaging, extension cable and manual. These feature 4 full -range driver units which have been specially developed for use with 4 channel stereo equipment. The damped deep bass, vivid mid-range and clear, critical high notes are now yours. You can also use them as ordinary (2 channel) stereo headphones. In this

$650.00   6 months ago
Vintage Quadraphonic Set-Up - $650 (Haskell) hide this posting restore this posting

Here is your chance to own a vintage quad system from the mid 70's. Sansui SP-2500 speakers, Technics SA-6000X receiver, Technics SL-D3 turntable. All of these components look and work like they should. The turntable needs a new needle, and the dust cover has a few flaws, but the turntable itself looks awesome. The speakers also have their original boxes and packing. The receiver has been gone thr

$40.00   6 months ago
Quadraphonic Headphones - Toshiba - $40 (North Liberty) hide this posting restore this posting

Classic Toshiba HR-40 quadraphonic headphones. Near mint condition with original box, packaging, extension cable and manual. These feature 4 full -range driver units which have been specially developed for use with 4 channel stereo equipment. The damped deep bass, vivid mid-range and clear, critical high notes are now yours. You can also use them as ordinary (2 channel) stereo headphones. In this

$200.00   7 months ago
Panasonic SS 7900 Vintage Quadraphonic Stereo System with Turntable - $200 (Bluefield)

I have a vintage Panasonic SS7900 stereo system. This includes the SA790 receiver, the SL790 turntable and the two SB-350 speakers. All of the components are in excellent overall working condition. I've used this stereo in my apartment for the last couple of years. We've spun records on it and hooked up a cassette deck to it (cassette deck not included). We are moving and I no longer need the syst

$95.00   9 months ago
Quadraphonic Headphones - Toshiba - $95 (North Liberty)

Classic Toshiba HR-40 quadraphonic headphones. Near mint condition with original box, packaging, extension cable and manual. These feature 4 full -range driver units which have been specially developed for use with 4 channel stereo equipment. The damped deep bass, vivid mid-range and clear, critical high notes are now yours. You can also use them as ordinary (2 channel) stereo headphones. In this

$125.00   10 months ago
Quadraphonic Headphones - Toshiba - $125 (North Liberty)

Classic Toshiba HR-40 quadraphonic headphones. Near mint condition with original box, packaging, extension cable and manual. These feature 4 full -range driver units which have been specially developed for use with 4 channel stereo equipment. The damped deep bass, vivid mid-range and clear, critical high notes are now yours. You can also use them as ordinary (2 channel) stereo headphones. In this

$100.00   1 year ago
Quadraphonic Reciever,turntable - $100 (leechburg pa)

Lafeyette model LR-220 Quadraphonic reciever, Teac model PD-D1200 mulity disc cd player,Garrard model 40B turn table, 4 Criterion model 333 speakersNO TEXT,NO TEXT,NO TEXT,NO EMAILS NO text or emails,I won't answer them,way too many spamers

$500.00   1 year ago
Sansui QRX-7500 Quadraphonic stereo w/ SP50 +SP200 speakers - $500 (Mankato)

.super rare vintage 1974-75' Sansui quad stereo setup. this one was their top of the line unit. Everything works as it should. Speakers could use a bit of touch-up/stain. Amp is super heavy, so not feasible to ship. If you want the amp only; $300.00...speaker set $200.00. Call Ed @ if interested............no text messages...........thanks! In Mankato.......

Contact Us   1 year ago
Vintage Quadraphonic Stereo Set - $275 (Port Angeles)

Purchased new around 1973. One owner. AM/FM Tuner; record player; cassette tape player; all in good working condition. Have microphone and headset. Have all booklets that came with it.

Contact Us   1 year ago
Sansui QRX-7500 Quadraphonic stereo w/ SP50 +SP200 speakers - $600 (Mankato)

.super rare vintage 1974-75' Sansui quad stereo setup. this one was their top of the line unit. Everything works as it should. Speakers could use a bit of touch-up/stain. Amp is super heavy, so not feasible to ship. If you want the amp only; $400.00...speaker set $200.00. Call Ed @ if interested............no text messages...........thanks! In Mankato.......

Contact Us   1 year ago
KENWOOD 8340 QUADRAPHONIC RECEIVER - $400 (HEDGESVILLE, WV)

I AM SELLING MY KENWOOD KW 8340 QUADRAPHONIC / RECEIVER AMP.... I PURCHASED IT NEW WHEN I WAS LIVING IN SINGAPORE IN THE YEAR OF 76 ....AS YOU CAN SEE BY THE PICS,,,, IT IS IN EXCELLENT CONDITION.... THE ONLYREASON I AM SELLING IT,,,, IS,,,, I AM GETTING OLDER,,,, SO I AM DOWNSIZING.... AS YOU CAN ALSO SEE BY THE PICS,,,, I HAVE THE ORIGINALPACKING.... OUTER & INTER BOXES PLUS ALL THE ORIGINAL INT

$175.00   1 year ago
VINTAGE LAFAYETTE LR-4000A SQ QUADRAPHONIC 360 WATTS STEREO RECEIVER - $175 (ROCKLAND COUNTY NEW YORK)

I HAVE FOR SALE A VINTAGE LAFAYETTE LR-4000A SQ STEREO QUADRAPHONIC 360 WATTS FOUR CHANNEL AMPLIFIER RECEIVER THATS MADE IN JAPAN, ITS IN VERY GOOD CONDITION FOR ITS AGE MUST BE SEEN!! JUST LOWERED THE PRICE AGAIN AM SELLING IT FOR $175.00 PLEASE CALL OR TEXT ME FOR MORE INFORMATION AND TEXT PHOTOS AT MUST BE PICKED UP COMES FROM A SMOKE FREE HOME AND ALL SALES ARE FINAL!!! SCAMS & SPAM ARE BEING

Contact Us   1 year ago
VINTAGE 1970's Stereo /Quadraphonic Receiver - $125

Made in Japan by Kenwood (see model KR 8140)In outstanding ConditionRuns in stereo or quadraphonicRealistic QTA 790Sold for $548 in the 70'sAdjusted for inflation that would be about $2800 todayReal wood case in amazingly great shape / sounds greatReasonable offers consideredthis would work beautiful with some vintage sansui or wharfedale speakers

$100.00   1 year ago
Quadraphonic Reciever,turntable - $100 (leechburg pa)

Lafeyette model LR-220 Quadraphonic reciever, Teac model PD-D1200 mulity disc cd player,Garrard model 40B turn table, 4 Criterion model 333 speakers NO TEXT,NO TEXT,NO TEXT,NO EMAILS NO text or emails,I won't answer them,way too many spamers


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Last Updated on: December 6, 2016
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