Quadraphonic amplifier
Quadraphonic amplifier for sale on Ireland's largest auction and classifieds sites
Sony sqd 2020 - sony, sq - £450.00
Have tested everything • This quadraphonic decoder • Both inside out - Free postage - New and Used
Have tested everything • This quadraphonic decoder • Both inside out - Free postage - New and Used
Marantz superscope 1270 - superscope, - £312.70
Here marantz superscope • 1270 quadraphonic receiver • Amplifier from 1970s - Free postage - New and Used
Here marantz superscope • 1270 quadraphonic receiver • Amplifier from 1970s - Free postage - New and Used
Marantz superscope 1270 - marantz, - £291.89
Good condition amplifier • Overall built radio • Aerial has been - Free postage - New and Used
Good condition amplifier • Overall built radio • Aerial has been - Free postage - New and Used
Sanyo dcx3300ka channel - sanyo, 4-channel - £695.00
Sanyo dcx3300ka channel • Stereo receiver always • Describe things correctly - Free postage - New and Used
Sanyo dcx3300ka channel • Stereo receiver always • Describe things correctly - Free postage - New and Used
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Vintage marantz superscope - vintage, - £182.70
- Free postage - New and Used
- Free postage - New and Used
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48 listings · from £14.9 · avg £235.83
Browse 48 quadraphonic amplifier listings currently in our index. Prices range from £14.9 to £1728.06, with an average of £235.83. Whether you are hunting for a bargain or looking for a top-spec model, the selection below covers all price points — new, used and refurbished. More about quadraphonic amplifier →
Sansui 500 amplifier - sansui, - £176.55
This nice sansui • 500 rear amplifier • Good condition some - Free postage - New and Used
This nice sansui • 500 rear amplifier • Good condition some - Free postage - New and Used
Retrosound quadraphonic - retrosound, - £199.99
Retrosound quadraphonic channel • Amplifier full range • Class amp 4x45w - Free postage - New and Used
Retrosound quadraphonic channel • Amplifier full range • Class amp 4x45w - Free postage - New and Used
Vintage sony sqa 200 - vintage, 4 - £158.86
Use sqa standalone • Solid state stereo • System convert your - Free postage - New and Used
Use sqa standalone • Solid state stereo • System convert your - Free postage - New and Used
Beomaster 6000 4ch - b&o, - £350.00
Tuner circuit was • Similar that used • Beomaster 3000 receiver - Free postage - New and Used
Tuner circuit was • Similar that used • Beomaster 3000 receiver - Free postage - New and Used
Marantz 4140 quadradial - marantz, - £1664.20
Excellent condition tuner • Marantz model 125 • Not included this - Free postage - New and Used
Excellent condition tuner • Marantz model 125 • Not included this - Free postage - New and Used
Vintage akai 6100 - vintage, aa‑6100 - £187.60
- Free postage - New and Used
- Free postage - New and Used
Vintage kenwood ksq 400 solid - ksq-400, - £88.28
Unsure working condition • Comes original box • Not best shape - Free postage - New and Used
Unsure working condition • Comes original box • Not best shape - Free postage - New and Used
Pioneer speaker connector - 4, - £35.23
Quadraphonic 800a series • 4000 8000 9000 • 100 302 302r - Free postage - New and Used
Quadraphonic 800a series • 4000 8000 9000 • 100 302 302r - Free postage - New and Used
Heathkit 2020 quadraphonic - heathkit, - £216.29
Here heathkit 2020 • Quadraphonic stereo receiver • Amplifier tuner features - Free postage - New and Used
Here heathkit 2020 • Quadraphonic stereo receiver • Amplifier tuner features - Free postage - New and Used
18w per channel quadraflex - per, - £114.72
Features right left • Speaker jacks bank • Quadraphonic sound tape - Free postage - New and Used
Features right left • Speaker jacks bank • Quadraphonic sound tape - Free postage - New and Used
Blaupunkt bqa quadro - blaupunkt, - £41.50
This vintage amplifier • Made germany untested • Sold visible scratches - Free postage - New and Used
This vintage amplifier • Made germany untested • Sold visible scratches - Free postage - New and Used
Sansui vu meter - vu, - £21.90
Removed from sansui • Maybe can find • Solution your problem - Free postage - New and Used
Removed from sansui • Maybe can find • Solution your problem - Free postage - New and Used
Retrosound amplifier - retrosound, - £178.13
Quadraphonic verst rker • Ist eine plug • Play sung mit - Free postage - New and Used
Quadraphonic verst rker • Ist eine plug • Play sung mit - Free postage - New and Used
Heathkit 2010 4 channel - heathkit, aa-2010 - £220.69
Vintage audio • Powers when plug • Headphones into can - Free postage - New and Used
Vintage audio • Powers when plug • Headphones into can - Free postage - New and Used
Sansui power - *sansui, qs-1* - £44.90
Removed from sansui • Good used condition • Maybe can find - Free postage - New and Used
Removed from sansui • Good used condition • Maybe can find - Free postage - New and Used
Heathkit 2010 4 channel - aa-2010, - £379.60
- Free postage - New and Used
- Free postage - New and Used
Sanyo decoder amplifier dca - decoder, - £61.79
Won power sold • Parts repair - Free postage - New and Used
Won power sold • Parts repair - Free postage - New and Used
Sansui quadraphonic - qs-1, - £35.27
- Free postage - New and Used
- Free postage - New and Used
Sansui qrx 5500 - front, panel - £55.00
Removed from sansui • Qrx 5500 front • Panel faceplate maybe - Free postage - New and Used
Removed from sansui • Qrx 5500 front • Panel faceplate maybe - Free postage - New and Used
Sansui qrx 5500 - *sansui, qrx-5500* - £39.90
Removed from sansui • Qrx 5500 equalizer • Board pcb 1472 - Free postage - New and Used
Removed from sansui • Qrx 5500 equalizer • Board pcb 1472 - Free postage - New and Used
Fisher 474 quad - 474, quadraphonic - £257.49
Subscriptions third part • How long will • Take receive item - Free postage - New and Used
Subscriptions third part • How long will • Take receive item - Free postage - New and Used
Sansui qrx 5500 tone control - *sansui, - £48.90
Removed from sansui • Qrx 5500 maybe • Can find solution - Free postage - New and Used
Removed from sansui • Qrx 5500 maybe • Can find solution - Free postage - New and Used
Sansui qrx 5500 - qrx-5500*, filter - £28.90
Removed from sansui • Qrx 5500 filter • Pcb board 1486 - Free postage - New and Used
Removed from sansui • Qrx 5500 filter • Pcb board 1486 - Free postage - New and Used
Marantz 4140 rare stereo - marantz, - £1728.06
Marantz 4140 rare • Stereo quadradial amplifier • 140 wrms vintage - Free postage - New and Used
Marantz 4140 rare • Stereo quadradial amplifier • 140 wrms vintage - Free postage - New and Used
Sansui synthesizer - sansui, 1 - £766.91
Krell audio research • Sota aloia levinson • Quad sonic frontiers - Free postage - New and Used
Krell audio research • Sota aloia levinson • Quad sonic frontiers - Free postage - New and Used
Marantz 4230e stereo - marantz, - £1085.12
4230e known its • Warm marantz sound • Solid build quality - Free postage - New and Used
4230e known its • Warm marantz sound • Solid build quality - Free postage - New and Used
Sanyo 1970 decoder 4 - sanyo, - £105.94
Sanyo 1970 decoder • Amplifier dca 1500x • Receiver quadraphonic rare - Free postage - New and Used
Sanyo 1970 decoder • Amplifier dca 1500x • Receiver quadraphonic rare - Free postage - New and Used
Sansui board pcb - board, f-1335 - £37.90
Removed from sansui • Board pcb 1335 • Maybe can find - Free postage - New and Used
Removed from sansui • Board pcb 1335 • Maybe can find - Free postage - New and Used
Retrosound quad4 quadraphonic - quad4, - £161.84
You got classic • Car retrosound radio • Want more power - Free postage - New and Used
You got classic • Car retrosound radio • Want more power - Free postage - New and Used
Sansui front panel - qs-1*, - £32.90
Removed from sansui • Front panel faceplate • Maybe can find - Free postage - New and Used
Removed from sansui • Front panel faceplate • Maybe can find - Free postage - New and Used
Sansui qrx 5500 - mixing, and - £52.90
Removed from sansui • Qrx 5500 mixing • Accessory board pcb - Free postage - New and Used
Removed from sansui • Qrx 5500 mixing • Accessory board pcb - Free postage - New and Used
Retrosound quadraphonic - retrosound, - £177.94
Der quadraphonic verst • Rker bietet einen • Ergew hnlichen dynamikbereich - Free postage - New and Used
Der quadraphonic verst • Rker bietet einen • Ergew hnlichen dynamikbereich - Free postage - New and Used
Sansui toggle switch - *sansui, - £14.90
Removed from sansui • Toggle switch maybe • Can find solution - Free postage - New and Used
Removed from sansui • Toggle switch maybe • Can find solution - Free postage - New and Used
Dynaco sca 80q - dynaco, integrated - £348.71
This amplifier has • Been serviced tested • Damping factor total - Free postage - New and Used
This amplifier has • Been serviced tested • Damping factor total - Free postage - New and Used
Sansui qrx 7001 vintage - qrx-7001, - £30.46
Used shape - Free postage - New and Used
Used shape - Free postage - New and Used
Sansui potentiometer - *sansui, - £15.90
Removed from sansui • Maybe can find • Solution your problem - Free postage - New and Used
Removed from sansui • Maybe can find • Solution your problem - Free postage - New and Used
Sansui slider - *sansui, - £15.90
Removed from sansui • Maybe can find • Solution your problem - Free postage - New and Used
Removed from sansui • Maybe can find • Solution your problem - Free postage - New and Used
Sansui qrx 5500 tone - qrx-5500*, control - £48.90
Removed from sansui • Qrx 5500 maybe • Can find solution - Free postage - New and Used
Removed from sansui • Qrx 5500 maybe • Can find solution - Free postage - New and Used
Sansui qrx 5500 - *sansui, on/off - £19.90
Removed from sansui • Qrx 5500 power • Off switch good - Free postage - New and Used
Removed from sansui • Qrx 5500 power • Off switch good - Free postage - New and Used
Sansui potentiometer - qs-1*, - £16.90
Removed from sansui • Maybe can find • Solution your problem - Free postage - New and Used
Removed from sansui • Maybe can find • Solution your problem - Free postage - New and Used
Sansui qrx 5500 - *sansui, qrx-5500* - £34.90
Removed from sansui • Qrx 5500 maybe • Can find solution - Free postage - New and Used
Removed from sansui • Qrx 5500 maybe • Can find solution - Free postage - New and Used
Sansui qrx 5500 rear back - qrx-5500*, - £42.90
Removed from sansui • Qrx 5500 rear • Back panel maybe - Free postage - New and Used
Removed from sansui • Qrx 5500 rear • Back panel maybe - Free postage - New and Used
Sansui function - *sansui, qs-1* - £42.90
Removed from sansui • Function selector maybe • Can find solution - Free postage - New and Used
Removed from sansui • Function selector maybe • Can find solution - Free postage - New and Used
Try this: rb300 | record player music centre | rega upgrade | rega rb | rega phono stage | ruark r2 | ruark vita audio | samsung hw e450 | sandstrom sound bar | sandstrom speakers
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Everything you need to know about quadraphonic amplifier
Whether you are looking for a brand-new or second-hand quadraphonic amplifier, eBay offers one of the largest selections available online. With 48 active listings at the time of this page's last update, you have plenty of choice across different conditions, sellers and price points. The cheapest option currently starts at £14.9, while premium listings can reach £1728.06 — giving you a wide budget spread to work with. The average price of £235.83 can serve as a useful benchmark: listings below this tend to be used or auction-style, while those above often include extra accessories, warranties, or are sold by professional sellers with high feedback scores. Always check the seller's feedback rating and return policy before committing to a purchase. If you need the item quickly, filter by "Buy It Now" to avoid the uncertainty of auctions. For used items, look closely at the condition description and photos — terms like "good", "very good" and "like new" can mean very different things depending on the seller.