Vintage Quad Amplifiers for Sale

Quad Amplifiers for sale now

Paid links: listing links go to eBay and we may earn a commission if you buy (eBay Partner Network). Not affiliated with eBay or any brand shown.

Live listings from eBay · updated 2026-10-12 08:29 UTC · prices and availability can change, check the listing before buying.

Buy now · Offer

Quad 33 Control Unit + Quad FM 2 Stereo Tuner + Quad 303 Power Amp Serviced Rare

$849.99

Used

eBay seller ID: lagunaseca1· 99.2%

View on eBay

Auction

Quad 33/303 - mint - tested - Youtube audio vids in description

$1,099.00current bid

0 bidsUsed

eBay seller ID: bachiano· 100.0%

View on eBay

Buy now · Offer

Quad 405 HiFi Stereo Power Amplifier Made in UK British Audiophile

$650.00

Used

eBay seller ID: wugner501· 100.0%

View on eBay

Buy now · Offer

Quad 405 Amplifier

$650.00

Used

eBay seller ID: ronnyshootsrabbits· 100.0%

View on eBay

Buy now · Offer

Quad 33 Preamplfier

$499.00

Used

eBay seller ID: ronnyshootsrabbits· 100.0%

View on eBay

Buy now

Sansui QRX-3500 Quad Receiver Serviced DeoxIT Tested Excellent Condition

$349.99

Used

eBay seller ID: eiko_vintage· 100.0%

View on eBay

Buy now · Offer

Sansui QS-800a 4-Channel Rear Amplifier Stereo Quad

$600.00

Used

eBay seller ID: dpau_437· 100.0%

View on eBay

Buy now

QUAD 66 PREAMPLIFIER WITH REMOTE

$450.00

Used

eBay seller ID: trackeral10· 100.0%

View on eBay

Buy now · Offer

Sansui QS-500 Amplifier 4 Channel Rear Quad Quadraphonic Tested Works Read 🔥

$439.99

Used

eBay seller ID: morning_star777· 100.0%

View on eBay

Buy now · Offer

Sansui QS-1 Quadraphonic Synthesizer Decoder 4ch Stereo to Quad 1973

$424.75

Used

eBay seller ID: jamazon77· 99.2%

View on eBay

Buy now

6V6G CV509 Italy Fivre smoked glass solid foil getter,40s close matched quad NOS

$359.00

Used

eBay seller ID: merry_96· 100.0%

View on eBay

Buy now · Offer

JAN-6AS7G RCA Military Grade Made in USA Amplitrex Tested 1Match Quad (4Pcs)

$358.00

New

eBay seller ID: totempole_999· 94.9%

View on eBay

Buy now · Offer

Akai AA-6100 Quad Amplifier Stereo Amplifier Model AA-6100 MPN AA-6100

$325.00

Used

eBay seller ID: 8tracking· 100.0%

View on eBay

Buy now · Offer

Vintage NEVE EV10862 Issue 2 Quad Balanced Input Amplifier PCB V Series Console

$250.00

Used

eBay seller ID: 25brandsusa· 99.2%

View on eBay

Buy now

Daven SPEC 8704-G Quad “T” Audio Attenuator 600/600, 1.5 DB, Taper & off

$250.00

Used

eBay seller ID: stereo-niche· 100.0%

View on eBay

Buy now

Sansui QR-1500 Quadraphonic Receiver — Tested & Working

$239.99

Used

eBay seller ID: eiko_vintage· 100.0%

View on eBay

Buy now

HARMAN / KARDON 44+ CD-4 QUADROPHONIC Demodulator Working Quad Phono 4 Channel

$119.99

Used

eBay seller ID: guppybat· 99.6%

View on eBay

Buy now · Offer

Sansui QS-1 Quad Processor

$100.00

Used

eBay seller ID: barnantiques_us· 100.0%

View on eBay

Buy now

Amber 17 preamplifier ALPS quad Linear DUAL SHAFT 4 X 50K BX4 50kΩBX4 Control

$95.00

New

eBay seller ID: hifiaudio· 100.0%

View on eBay

Buy now

EL86 6CW5 CV5094 Mullard Blackburn (Valvo label) year 1965 matched quad,tested

$89.00

Used

eBay seller ID: merry_96· 100.0%

View on eBay

Buy now

4X Ultron 6SQ7GT röhre metal base,solid D getter,matched and strong quad

$52.00

eBay seller ID: merry_96· 100.0%

View on eBay

Buy now · Offer

⭐️ Onkyo TS-500 Quad Stereo Receiver -Very Clean -Serviced, Still Has Issues ⭐️

$249.99

For parts or not working

eBay seller ID: evrythng-4-sale· 100.0%

View on eBay

Buy now

Lafayette LA-524 Quad Amplifier- For Parts Or Repair

$42.00

For parts or not working

eBay seller ID: marpentrac_0· 99.7%

View on eBay

Popular Quad amplifiers

• Quad 33 preamplifier
• Quad 303 power amplifier
• Quad 405 power amplifier

More Quad

Quad tube amps Quad speakers Quad tuners All Quad for sale All amplifiers Quad manuals on ManualHound