Onkyo Stereo L/R RCA Home Audio Amplifiers & Preamps

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113 Results

    • Onkyo M-282 Stereo Power Amplifier 100WPC x 8 Ohm - Image 1 of 4
    • Onkyo M-282 Stereo Power Amplifier 100WPC x 8 Ohm - Image 2 of 4
    • Onkyo M-282 Stereo Power Amplifier 100WPC x 8 Ohm - Image 3 of 4
    • Onkyo M-282 Stereo Power Amplifier 100WPC x 8 Ohm - Image 4 of 4

    Onkyo M-282 Stereo Power Amplifier 100WPC x 8 Ohm

    Pre-Owned ยท Onkyo
    $177.00
    $30.75 shipping
    • Onkyo P-301 Stereo Preamplifier ; No Remote ; Japan ; Tested - Image 1 of 4
    • Onkyo P-301 Stereo Preamplifier ; No Remote ; Japan ; Tested - Image 2 of 4
    • Onkyo P-301 Stereo Preamplifier ; No Remote ; Japan ; Tested - Image 3 of 4
    • Onkyo P-301 Stereo Preamplifier ; No Remote ; Japan ; Tested - Image 4 of 4

    Onkyo P-301 Stereo Preamplifier ; No Remote ; Japan ; Tested

    Pre-Owned ยท Onkyo
    (3)
    $149.99
    or Best Offer
    $15.77 shipping
    • ONKYO Model No. A-8037 Integrated Stereo Amplifier Made In Japan Tested Works - Image 1 of 4
    • ONKYO Model No. A-8037 Integrated Stereo Amplifier Made In Japan Tested Works - Image 2 of 4
    • ONKYO Model No. A-8037 Integrated Stereo Amplifier Made In Japan Tested Works - Image 3 of 4
    • ONKYO Model No. A-8037 Integrated Stereo Amplifier Made In Japan Tested Works - Image 4 of 4

    ONKYO Model No. A-8037 Integrated Stereo Amplifier Made In Japan Tested Works

    Pre-Owned ยท Onkyo
    $127.40
    Was: $149.88was - US $149.88
    or Best Offer
    $27.50 shipping
    15 watching
    • ONKYO M-508 Integra Stereo Power Amplifier Vintage 200W F/S USED(Tested) - Image 1 of 4
    • ONKYO M-508 Integra Stereo Power Amplifier Vintage 200W F/S USED(Tested) - Image 2 of 4
    • ONKYO M-508 Integra Stereo Power Amplifier Vintage 200W F/S USED(Tested) - Image 3 of 4
    • ONKYO M-508 Integra Stereo Power Amplifier Vintage 200W F/S USED(Tested) - Image 4 of 4

    ONKYO M-508 Integra Stereo Power Amplifier Vintage 200W F/S USED(Tested)

    Pre-Owned ยท Onkyo
    $918.60
    Free shipping
    Only 1 left!
  • Onkyo P-301 Stereo Pre-amplifier Tested and Working - Image 1 of 4

    Onkyo P-301 Stereo Pre-amplifier Tested and Working

    Pre-Owned ยท Onkyo
    (3)
    $175.00
    $17.50 shipping
  • Onkyo TX-8220 Stereo Receiver with Built-In Bluetooth - Image 1 of 4

    Onkyo TX-8220 Stereo Receiver with Built-In Bluetooth

    Brand New ยท Onkyo
    (7)
    $279.00
    Free shipping
    93 watching
  • Onkyo M5150 Power Amp, 150 Watts per Channel - Big Power for Small Money - Image 1 of 4

    Onkyo M5150 Power Amp, 150 Watts per Channel - Big Power for Small Money

    Pre-Owned ยท Onkyo
    $145.00
    $40.00 shipping
  • Onkyo M-5160 Stereo Power Amplifier - Image 1 of 4

    Onkyo M-5160 Stereo Power Amplifier

    Pre-Owned ยท Onkyo
    $119.99
    or Best Offer
    $25.00 shipping
  • Onkyo A-9050 Integrated Stereo Amplifier - Image 1 of 4

    Onkyo A-9050 Integrated Stereo Amplifier

    Pre-Owned ยท Onkyo
    $209.99
    or Best Offer
    $43.96 shipping
  • Onkyo Integra RARE M-8000 Dual Mono Power Amplifier JDM Just Serviced - Image 1 of 4

    Onkyo Integra RARE M-8000 Dual Mono Power Amplifier JDM Just Serviced

    Pre-Owned ยท Onkyo
    $750.00
    or Best Offer
    $57.57 shipping
  • ONKYO M-501 STEREO POWER AMPLIFIER 150 WPC - Image 1 of 4

    ONKYO M-501 STEREO POWER AMPLIFIER 150 WPC

    Pre-Owned ยท Onkyo
    $89.00
    or Best Offer
    $59.75 shipping
    0 bids
    3d 16h
  • ONKYO Integra M-506RS Stereo Power Amplifier 100V USED JAPAN vintage audio RARE - Image 1 of 4

    ONKYO Integra M-506RS Stereo Power Amplifier 100V USED JAPAN vintage audio RARE

    Pre-Owned ยท Onkyo
    $1,099.99
    or Best Offer
    Free shipping
  • ONKYO M-501 STEREO POWER AMPLIFIER 150 WPC - Image 1 of 4

    ONKYO M-501 STEREO POWER AMPLIFIER 150 WPC

    Pre-Owned ยท Onkyo
    $225.00
    $45.00 shipping
  • Onkyo Grand Integra M-508 USA Version Model 2 Channel Power Amplifier - Image 1 of 4

    Onkyo Grand Integra M-508 USA Version Model 2 Channel Power Amplifier

    Pre-Owned ยท Onkyo
    $2,495.00
    $103.56 shipping
    33 watching
  • Onkyo M-5010 2-Channel Power Amplifier 8-Ohms 2-CH Home Audio - Black - Image 1 of 2

    Onkyo M-5010 2-Channel Power Amplifier 8-Ohms 2-CH Home Audio - Black

    Brand New ยท Onkyo
    (8)
    $499.00
    Free shipping
    41 watching
  • ONKYO M-508 Integra Stereo Power Amplifier Vintage 200W Working Confirmed - Image 1 of 4

    ONKYO M-508 Integra Stereo Power Amplifier Vintage 200W Working Confirmed

    Pre-Owned ยท Onkyo
    (3)
    $1,079.99
    or Best Offer
    Free shipping
    Only 1 left!
  • ONKYO AXIAL FILAMENT LAMP SET FOR M504 506RS 508 510 5030 5060 5090 OTHERS 4PK - Image 1 of 4

    ONKYO AXIAL FILAMENT LAMP SET FOR M504 506RS 508 510 5030 5060 5090 OTHERS 4PK

    Brand New ยท Onkyo
    $12.95
    $5.50 shipping
    Only 1 left!
  • ONKYO M-501 Power Stereo Amplifier 2 channel 150W per Channel - Image 1 of 4

    ONKYO M-501 Power Stereo Amplifier 2 channel 150W per Channel

    Pre-Owned ยท Onkyo
    $229.97
    $49.47 shipping
  • Onkyo Integrated Amplifier A-RV400 Stereo with Remote Made in Japan - TESTED - Image 1 of 4

    Onkyo Integrated Amplifier A-RV400 Stereo with Remote Made in Japan - TESTED

    Pre-Owned ยท Onkyo
    (3)
    $169.00
    Free shipping
    12 watching
  • ONKYO M-501 Power Stereo Amplifier 2 channel 150W per Channel - Image 1 of 4

    ONKYO M-501 Power Stereo Amplifier 2 channel 150W per Channel

    Pre-Owned ยท Onkyo
    $300.00
    or Best Offer
    $39.10 shipping
  • Onkyo A-9050 - Image 1 of 4

    Onkyo A-9050

    Pre-Owned ยท Onkyo
    $249.99
    $33.08 shipping
    13 watching
  • Onkyo M-506R Vintage Stereo Power Amplifier Japan Testedใ€€Power check only - Image 1 of 4

    Onkyo M-506R Vintage Stereo Power Amplifier Japan Testedใ€€Power check only

    Pre-Owned ยท Onkyo
    $590.99
    $100.00 shipping
  • Onkyo M-5010 2-Channel Power Amplifier 8-Ohms 2-CH Home Audio 130W Tested Works - Image 1 of 4

    Onkyo M-5010 2-Channel Power Amplifier 8-Ohms 2-CH Home Audio 130W Tested Works

    Pre-Owned ยท Onkyo
    (8)
    $279.95
    or Best Offer
    Free shipping
  • ONKYO M-282 Stereo Amplifier 100 watts x 2 channels by 8 ohms WRAT Preamp Level - Image 1 of 4

    ONKYO M-282 Stereo Amplifier 100 watts x 2 channels by 8 ohms WRAT Preamp Level

    Pre-Owned ยท Onkyo
    $198.83
    or Best Offer
    $19.95 shipping
    13 watching
  • ONKYO M-5010 130-watt stereo Power Amp with auto-on & thru-put AUTHORIZED-DEALER - Image 1 of 2

    ONKYO M-5010 130-watt stereo Power Amp with auto-on & thru-put AUTHORIZED-DEALER

    New (Other) ยท Onkyo
    (8)
    $399.99
    $39.99 shipping
    Only 1 left!
  • ONKYO M-508 LED Integra Stereo Power Amplifier Vintage 200W Used Black - Image 1 of 4

    ONKYO M-508 LED Integra Stereo Power Amplifier Vintage 200W Used Black

    Parts Only ยท Onkyo
    $1,182.17
    or Best Offer
    Free shipping
    Only 1 left!
  • Vintage Onkyo TX 15 Stereo Receiver Amplifier Silver Serviced - Image 1 of 4

    Vintage Onkyo TX 15 Stereo Receiver Amplifier Silver Serviced

    Pre-Owned ยท Onkyo
    $120.00
    Free shipping
  • Onkyo M-501 Stereo Power Amplifier - 2 channel - 150W per channel - Image 1 of 4

    Onkyo M-501 Stereo Power Amplifier - 2 channel - 150W per channel

    Pre-Owned ยท Onkyo
    $200.00
    or Best Offer
    $68.48 shipping
    17 watching
  • Onkyo  M-5000 Delta Power Supply Circuit Design Stereo Power Amplifier - Image 1 of 4

    Onkyo  M-5000 Delta Power Supply Circuit Design Stereo Power Amplifier

    Pre-Owned ยท Onkyo
    $198.99
    Free shipping
  • ONKYO M-508 LED Integra Stereo Power Amplifier Vintage Audio AC100V 50Hz/60Hz - Image 1 of 4

    ONKYO M-508 LED Integra Stereo Power Amplifier Vintage Audio AC100V 50Hz/60Hz

    Parts Only ยท Onkyo
    $1,031.48
    or Best Offer
    Free shipping
    Only 1 left!
  • ONKYO A-817RX Integrated Stereo Amplifier Stereo Amplifier Black Working Used - Image 1 of 4

    ONKYO A-817RX Integrated Stereo Amplifier Stereo Amplifier Black Working Used

    Pre-Owned ยท Onkyo
    $343.83
    Was: $390.72was - US $390.72
    or Best Offer
    Free shipping
  • Onkyo A-8850 Integrated Stereo Amplifier - 80 watt into 8 ohm - Image 1 of 4

    Onkyo A-8850 Integrated Stereo Amplifier - 80 watt into 8 ohm

    Pre-Owned ยท Onkyo
    $320.00
    or Best Offer
    $301.55 shipping
  • Onkyo R-805X FM/AM Stereo Tuner Amplifier - Image 1 of 4

    Onkyo R-805X FM/AM Stereo Tuner Amplifier

    Pre-Owned ยท Onkyo
    $69.99
    $15.61 shipping
  • โญ๏ธVintage Onkyo A-RV401 Integrated AV Stereo Amplifierโญ๏ธNICE Conditionโญ๏ธPls Read - Image 1 of 4

    โญ๏ธVintage Onkyo A-RV401 Integrated AV Stereo Amplifierโญ๏ธNICE Conditionโญ๏ธPls Read

    Pre-Owned ยท Onkyo
    $73.76
    Was: $89.95was - US $89.95
    or Best Offer
    Free shipping
  • Onkyo M-5140 Power Amplifier - Has Power, Read - Image 1 of 4

    Onkyo M-5140 Power Amplifier - Has Power, Read

    Parts Only ยท Onkyo
    $99.95
    or Best Offer
    $37.70 shipping
  • Onkyo M-5010 2-Channel Power Amplifier 8-Ohms 2-CH Home Audio - Black - Image 1 of 4

    New ListingOnkyo M-5010 2-Channel Power Amplifier 8-Ohms 2-CH Home Audio - Black

    Pre-Owned ยท Onkyo
    (8)
    $150.00
    $49.00 shipping
    0 bids
    6d 4h
  • Onkyo Receiver Tuner Amplifier TX-905 - Image 1 of 4

    Onkyo Receiver Tuner Amplifier TX-905

    Pre-Owned ยท Onkyo
    (2)
    $100.00
    or Best Offer
    $45.57 shipping
  • ONKYO M-501 Power Stereo Amplifier 2 Channel 150W per Channel, Mint Condition ! - Image 1 of 4

    ONKYO M-501 Power Stereo Amplifier 2 Channel 150W per Channel, Mint Condition !

    Pre-Owned ยท Onkyo
    $339.99
    or Best Offer
    $50.00 shipping
  • ONKYO M-508 LED Integra Stereo Power Amplifier Vintage 200W For parts from japan - Image 1 of 4

    ONKYO M-508 LED Integra Stereo Power Amplifier Vintage 200W For parts from japan

    Parts Only ยท Onkyo
    $917.00
    or Best Offer
    Free shipping
    11 watching
  • Onkyo A-5VL Integrated Amplifier VLSC - NO SOUND - Image 1 of 4

    Onkyo A-5VL Integrated Amplifier VLSC - NO SOUND

    Parts Only ยท Onkyo
    $131.30
    or Best Offer
    $96.76 shipping
  • ONKYO A-905X Integrated Amplifier Stereo Silver Audio Used From Japan - Image 1 of 2

    ONKYO A-905X Integrated Amplifier Stereo Silver Audio Used From Japan

    Pre-Owned ยท Onkyo
    $141.65
    or Best Offer
    Free shipping
  • Onkyo Integra A-8067 butterfly knod my fit other's - Image 1 of 4

    Onkyo Integra A-8067 butterfly knod my fit other's

    Pre-Owned ยท Onkyo
    (1)
    $25.00
    Free shipping
    Only 1 left!
  • Onkyo Stereo Set, Onkyo M-5000 , Onkyo P-3200 & Onkyo T-4000 ** UNTESTED ** - Image 1 of 4

    Onkyo Stereo Set, Onkyo M-5000 , Onkyo P-3200 & Onkyo T-4000 ** UNTESTED **

    Parts Only ยท Onkyo
    $374.99
    Free shipping
  • Onkyo Integra M-504 Stereo Power Amplifier ~ 165WPC @ 8โ„ฆ ~ Rough Condition/WORK - Image 1 of 4

    Onkyo Integra M-504 Stereo Power Amplifier ~ 165WPC @ 8โ„ฆ ~ Rough Condition/WORK

    Pre-Owned ยท Onkyo
    $809.91
    Was: $899.90was - US $899.90
    $158.27 shipping
  • ONKYO INTEGRA A-925 Premain Amplifier Silver 1998 release main unit only - Image 1 of 4

    ONKYO INTEGRA A-925 Premain Amplifier Silver 1998 release main unit only

    Pre-Owned ยท Onkyo
    $355.00
    or Best Offer
    Free shipping
    10 watching
  • ONKYO 931 / M-931 Power Amp fully functional, revised, with original box and acc - Image 1 of 4

    ONKYO 931 / M-931 Power Amp fully functional, revised, with original box and acc

    Pre-Owned ยท Onkyo
    $375.00
    or Best Offer
    $50.00 shipping
  • ONKYO M-501 Power Stereo Amplifier 2 channel 150W per Channel - Image 1 of 4

    ONKYO M-501 Power Stereo Amplifier 2 channel 150W per Channel

    Pre-Owned ยท Onkyo
    $299.98
    or Best Offer
    $116.65 shipping
  • Onkyo M-282 2-Channel Amplifier - Image 1 of 4

    Onkyo M-282 2-Channel Amplifier

    Pre-Owned ยท Onkyo
    $189.99
    or Best Offer
    $109.99 shipping
  • Refurbished Onkyo A-45 Integrated Stereo Amplifier - Image 1 of 4

    Refurbished Onkyo A-45 Integrated Stereo Amplifier

    Pre-Owned ยท Onkyo
    $399.99
    or Best Offer
    $50.00 shipping
  • Onkyo A-9070 Stereo Integrated Amplifier WORKING - Image 1 of 4

    Onkyo A-9070 Stereo Integrated Amplifier WORKING

    Pre-Owned ยท Onkyo
    $550.00
    or Best Offer
    $173.91 shipping
  • Onkyo M-5010 2 Channel Power Amplifier - Black - Image 1 of 4

    Onkyo M-5010 2 Channel Power Amplifier - Black

    Pre-Owned ยท Onkyo
    (8)
    $343.99
    Was: $429.99was - US $429.99
    $49.99 shipping
  • JUNK ONKYO A-9050 Integrated Stereo 2-channel Amplifier DIDRC Module - Image 1 of 4

    JUNK ONKYO A-9050 Integrated Stereo 2-channel Amplifier DIDRC Module

    Parts Only ยท Onkyo
    (5)
    $230.58
    Free shipping
    Only 1 left!
  • Onkyo TX-906 Home Audio Dolby Surround Quartz Synthesized Tuner Amplifier R1 - Image 1 of 4

    Onkyo TX-906 Home Audio Dolby Surround Quartz Synthesized Tuner Amplifier R1

    Pre-Owned ยท Onkyo
    $116.20
    Was: $123.55was - US $123.55
    or Best Offer
    Free shipping
  • ONKYO M-508 LED Integra Stereo Power Amplifier Vintage 200W junk Black JPN - Image 1 of 4

    ONKYO M-508 LED Integra Stereo Power Amplifier Vintage 200W junk Black JPN

    Parts Only ยท Onkyo
    $960.00
    or Best Offer
    Free shipping
    16 watching
  • Onkyo M-5010 8 Ohms Or 4 Ohms 2 Channel Amplifier - Black - Image 1 of 4

    Onkyo M-5010 8 Ohms Or 4 Ohms 2 Channel Amplifier - Black

    Pre-Owned ยท Onkyo
    (8)
    $259.99
    or Best Offer
    $59.99 shipping
  • Onkyo M-506RS Integra Stereo Power Amplifier From Japan AC100V - Image 1 of 4

    Onkyo M-506RS Integra Stereo Power Amplifier From Japan AC100V

    Pre-Owned ยท Onkyo
    $840.00
    Free shipping
  • ONKYO M-5130 STEREO POWER AMPLIFIER FOR PARTS - Image 1 of 4

    ONKYO M-5130 STEREO POWER AMPLIFIER FOR PARTS

    Parts Only ยท Onkyo
    $25.00
    or Best Offer
    $52.00 shipping
  • Onkyo M-5010 2-Channel 130-watt Stereo Power Amplifier Tested - Image 1 of 3

    Onkyo M-5010 2-Channel 130-watt Stereo Power Amplifier Tested

    Pre-Owned ยท Onkyo
    (8)
    $215.00
    $104.40 shipping
  • Onkyo A - 8057 Integra / Integrated Stereo Amplifier - Cleaned/lubed - Image 1 of 4

    Onkyo A - 8057 Integra / Integrated Stereo Amplifier - Cleaned/lubed

    Pre-Owned ยท Onkyo
    $365.00
    or Best Offer
    $232.05 shipping
  • ONKYO INTEGRA ๐ŸŒˆRaRe๐ŸŒˆ EQ-540 P-304 M-504 Power Amplifier Preamp Equalizer Setup - Image 1 of 4

    ONKYO INTEGRA ๐ŸŒˆRaRe๐ŸŒˆ EQ-540 P-304 M-504 Power Amplifier Preamp Equalizer Setup

    Pre-Owned ยท Onkyo
    $9,399.00
    or Best Offer
    $349.90 shipping
    16 watching

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