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Mono

An electronic amplifier is a device for increasing the current, voltage or power of a signal. It does this by taking power from a power supply and controlling the output to match the input signal shape but with a larger amplitude. more...

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Newly ListedMcIntosh Mc 7200 Digital Dynamic Stereo Power Amplifier 600 Watts Works greatNewly ListedMcIntosh Mc 7200 Digital Dynamic Stereo Power Amplifier 600 Watts Works great $1,399.00 Newly ListedPair McIntosh 50W2 Amplifiers with P50D Power SuppliesNewly ListedPair McIntosh 50W2 Amplifiers with P50D Power Supplies $2,400.00
Newly ListedVintage Crown D150A Amp - Mono or Stereo Ashly Mqx-2150 Graphic EqualizerNewly ListedVintage Crown D150A Amp - Mono or Stereo Ashly Mqx-2150 Graphic Equalizer $99.99 Newly ListedVintage Raymer 810-100A Cetec Solid State Amplifier Pa Monitor Guitar BassNewly ListedVintage Raymer 810-100A Cetec Solid State Amplifier Pa Monitor Guitar Bass $50.00
Newly ListedVintage Sanyo Intergrated Amplifier Model Ja240Newly ListedVintage Sanyo Intergrated Amplifier Model Ja240 $30.00 Newly ListedDuKane 1U460A Tube Mono Amplifier 5 channel servicedNewly ListedDuKane 1U460A Tube Mono Amplifier 5 channel serviced $250.00
Newly ListedHeathkit Aa23 mono tube amplifierNewly ListedHeathkit Aa23 mono tube amplifier $125.00 Newly ListedSansui 3000A Stereo Receiver Completely Recapped, Serviced And RestoredNewly ListedSansui 3000A Stereo Receiver Completely Recapped, Serviced And Restored $395.00
Newly Listedpair of 300B push-pull mono tube ampsNewly Listedpair of 300B push-pull mono tube amps $1,800.00 Newly ListedVintage Pioneer Stereo Amplifier Sa 9500 Some Caps Replaced Cleaned And TestedNewly ListedVintage Pioneer Stereo Amplifier Sa 9500 Some Caps Replaced Cleaned And Tested $350.00
Newly ListedVintage Dynaco Dynakit St-70 Stereo Tube Power Amplifier Nice Amp Works GreatNewly ListedVintage Dynaco Dynakit St-70 Stereo Tube Power Amplifier Nice Amp Works Great $499.00 Newly ListedNaim Nac72Newly ListedNaim Nac72 $600.00
Newly ListedPhase Linear 400 Amplifier / Tech Serviced & Restoration / Bob C
2000
arver designedNewly ListedPhase Linear 400 Amplifier / Tech Serviced & Restoration / Bob C 2000 arver designed $324.99 Newly ListedVintage Realistic Sa-100C Solid State Amp Original Box And PaperworkNewly ListedVintage Realistic Sa-100C Solid State Amp Original Box And Paperwork $24.99
Newly ListedSeco #Hc8 ! In Circuit Current Checker Tv Radio Amp Vacuum Tubes Bias + extrasNewly ListedSeco #Hc8 ! In Circuit Current Checker Tv Radio Amp Vacuum Tubes Bias + extras $49.99 Newly ListedYamaha Ca-1000 integrated amplifier in outstanding cosmetic/working condition!Newly ListedYamaha Ca-1000 integrated amplifier in outstanding cosmetic/working condition! $375.00
Newly Listed6 Vintage Knobs for Bogen Amps - Challenger, Mx60a, Mx30a and othersNewly Listed6 Vintage Knobs for Bogen Amps - Challenger, Mx60a, Mx30a and others $10.00 Newly ListedVintage "Bell" 2221 integrated stereo tube amplifier,working,6V6 tubesNewly ListedVintage "Bell" 2221 integrated stereo tube amplifier,working,6V6 tubes $349.00
Newly ListedDynaco Sca-35 "Pec" modules for tone and phono EqNewly ListedDynaco Sca-35 "Pec" modules for tone and phono Eq $49.00 Newly ListedAccuphase E-204 (1981) Integrated Stereo Amplifier / VintageNewly ListedAccuphase E-204 (1981) Integrated Stereo Amplifier / Vintage $1,700.00
Newly ListedSony Ta-N511 Stereo Amplifier - Professionally Serviced - 30 Day GuaranteeNewly ListedSony Ta-N511 Stereo Amplifier - Professionally Serviced - 30 Day Guarantee $249.99 Newly ListedVintage Xxx Rare Bell Mono Model 5660 Serial #110006 Guitar Tube Amplifier AmpNewly ListedVintage Xxx Rare Bell Mono Model 5660 Serial #110006 Guitar Tube Amplifier Amp $339.99
Hh Scott 222C Faceplate: Excellent shape w/all lettering intact!Hh Scott 222C Faceplate: Excellent shape w/all lettering intact! $40.00 Newly ListedMotorola 3 Channel Tube Amp 12Ax7, 6Bq5 Pp & 6Bm8 Pp plus extrasNewly ListedMotorola 3 Channel Tube Amp 12Ax7, 6Bq5 Pp & 6Bm8 Pp plus extras $129.00
Newly ListedSansui Au-717 Stereo Integrated AmplifierNewly ListedSansui Au-717 Stereo Integrated Amplifier $365.00 Newly ListedHeathkit Pre AmpNewly ListedHeathkit Pre Amp $80.00
Newly ListedVintage Muzak Amplifier Model 920D 2 6L6 Tubes matchingNewly ListedVintage Muzak Amplifier Model 920D 2 6L6 Tubes matching $25.00 Newly ListedStereo pre-amplifier(Using 1960's vintage Western Electric transformer)Newly ListedStereo pre-amplifier(Using 1960's vintage Western Electric transformer) $680.00
Newly ListedPioneer Vintage Stereo Amplifier , Sa-730 * Beautiful , Very Near Mint *Newly ListedPioneer Vintage Stereo Amplifier , Sa-730 * Beautiful , Very Near Mint * $42.95 Newly ListedAr Integrated Amplifier with Original Walnut CoverNewly ListedAr Integrated Amplifier with Original Walnut Cover $100.00
Newly Listedmagnavox solid state amplifier A590 astro sonic not a tube ampNewly Listedmagnavox solid state amplifier A590 astro sonic not a tube amp $119.69 Newly ListedPhase Linear 700B Power Amp - Designed by Bob CarverNewly ListedPhase Linear 700B Power Amp - Designed by Bob Carver $103.50
Newly ListedVintage Kenwood Ka-2002 solid state Stereo AmplifierNewly ListedVintage Kenwood Ka-2002 solid state Stereo Amplifier $0.99 Newly ListedVintage Dynaco Stereo 120A Power AmplifierNewly ListedVintage Dynaco Stereo 120A Power Amplifier $64.99
Newly Listed(5) Sylvania 6Sn7 6Sn7Gtb Vacuum Tubes ExcellentNewly Listed(5) Sylvania 6Sn7 6Sn7Gtb Vacuum Tubes Excellent $100.00 Newly ListedRare 1962 Silvertone tube stereo chassis. Works perfectly. Sounds great.Newly ListedRare 1962 Silvertone tube stereo chassis. Works perfectly. Sounds great. $150.00
Newly ListedSannei Sa-602 Special Editor 300B/Px4 Se amp with Xe Tango, Nc-15 interstageNewly ListedSannei Sa-602 Special Editor 300B/Px4 Se amp with Xe Tango, Nc-15 interstage $3,500.00 Newly ListedDaven 50k Nos Pot Stepped Potentiometer attenuator with dial scaleNewly ListedDaven 50k Nos Pot Stepped Potentiometer attenuator with dial scale $29.00
Newly ListedMontgomery Ward Vintage 15 Jdr 8420 Tube Guitar Amplifier w/McIntosh 6L6 5Y3 GtNewly ListedMontgomery Ward Vintage 15 Jdr 8420 Tube Guitar Amplifier w/McIntosh 6L6 5Y3 Gt $2,750.00 Newly ListedRare Vintage Yamaha Natural Sound Am/Fm Stereo Tuner T-85Newly ListedRare Vintage Yamaha Natural Sound Am/Fm Stereo Tuner T-85 $249.95
Newly ListedMatched Quad (4) Raytheon 6Sn7 6Sn7Gtb Vacuum Tubes ExcellentNewly ListedMatched Quad (4) Raytheon 6Sn7 6Sn7Gtb Vacuum Tubes Excellent $150.00 Newly ListedMitsubishi Diatone Da-A600 Power Amplifier Japanese 100V model - free shippingNewly ListedMitsubishi Diatone Da-A600 Power Amplifier Japanese 100V model - free shipping $80.00
Newly Listed6Bq5 12Ax7 Tube Amplifier With Reverb ! C635Newly Listed6Bq5 12Ax7 Tube Amplifier With Reverb ! C635 $69.00 Newly Listed(5) Rca 6Sn7 6Sn7Gtb Vacuum Tubes ExcellentNewly Listed(5) Rca 6Sn7 6Sn7Gtb Vacuum Tubes Excellent $100.00
Newly ListedJensen A-12 Type G 6V6 Tube Amplifier ! 3 Available !Newly ListedJensen A-12 Type G 6V6 Tube Amplifier ! 3 Available ! $169.00 Newly ListedPioneer model Sa-6700 Stereo Amp and Tx-6800 Tuner Combo 150 WattsNewly ListedPioneer model Sa-6700 Stereo Amp and Tx-6800 Tuner Combo 150 Watts $169.99
Newly ListedMitsubishi Da-A15Dc Power Amp, Da-P20 Preamp & Da-M10 MetersNewly ListedMitsubishi Da-A15Dc Power Amp, Da-P20 Preamp & Da-M10 Meters $1,000.00 Newly Listed1950's Western Electric 142A tube amplifier good condition original partsNewly Listed1950's Western Electric 142A tube amplifier good condition original parts $7,500.00
Newly ListedVintage Sansui A-909 Intergrated Dc Servo Stereo AmplifierNewly ListedVintage Sansui A-909 Intergrated Dc Servo Stereo Amplifier $99.99 Newly ListedVintage Sony Ta-2650 Integrated Stereo Amplifier Good!Newly ListedVintage Sony Ta-2650 Integrated Stereo Amplifier Good! $199.99
Newly ListedVintage Organ Mate by Electro Tone Reverb Unit (Hammond Organs) Kei 167Newly ListedVintage Organ Mate by Electro Tone Reverb Unit (Hammond Organs) Kei 167 $195.00 Newly Listed100% Working Serviced Upgraded Adcom Gfa 545Ii 100Wpc Stereo Amplifier PassNewly Listed100% Working Serviced Upgraded Adcom Gfa 545Ii 100Wpc Stereo Amplifier Pass $249.99
Newly ListedEl34 Tube Amp Bare Pcb - Upgraded design of Jadis Ja30Newly ListedEl34 Tube Amp Bare Pcb - Upgraded design of Jadis Ja30 $22.00 Newly ListedSoundcraftsmen Vintage Pre-amp Dx3000 Sound Craftsmen NiceNewly ListedSoundcraftsmen Vintage Pre-amp Dx3000 Sound Craftsmen Nice $120.00
Newly ListedRare Panasonic/Ramsa Wp 9220 2 Channel Power Amplifier Mono or StereoNewly ListedRare Panasonic/Ramsa Wp 9220 2 Channel Power Amplifier Mono or Stereo $99.99 Newly ListedKenwood Km-105 Stereo Power Amplifier 125 WNewly ListedKenwood Km-105 Stereo Power Amplifier 125 W $100.00
Newly ListedSony Integrated Stereo Amplifier Ta-S7Newly ListedSony Integrated Stereo Amplifier Ta-S7 $39.84 Newly ListedEico Hft94 Am mono tube tuner (Lot 4)Newly ListedEico Hft94 Am mono tube tuner (Lot 4) $30.00
Newly ListedRare Early Bud Radio Corp, Ge 1 Kilowatt Radio TransmitterNewly ListedRare Early Bud Radio Corp, Ge 1 Kilowatt Radio Transmitter $75.00 Newly ListedMagnavox 1950's Working 9 Tube Amplifier 5x6V6Gt 2x5U4Ga 1-12At7 1-6At6Newly ListedMagnavox 1950's Working 9 Tube Amplifier 5x6V6Gt 2x5U4Ga 1-12At7 1-6At6 $95.00
Newly ListedNational Panasonic Cd-4 System Disc DemodulatorNewly ListedNational Panasonic Cd-4 System Disc Demodulator $25.00 Newly ListedMasco Tube Amp Model Ma-25PNewly ListedMasco Tube Amp Model Ma-25P $195.00
Newly ListedTandberg 3012A Integrated Amplifier & 3001A Tuner SetNewly ListedTandberg 3012A Integrated Amplifier & 3001A Tuner Set $899.99 Magnavox tube amp 9302 amplifier 6bq5 all original works greatMagnavox tube amp 9302 amplifier 6bq5 all original works great $189.69
Newly Listed1963 Knight Kg250 stereo tube amplifier- original Mullard tubes, serviced, nice!Newly Listed1963 Knight Kg250 stereo tube amplifier- original Mullard tubes, serviced, nice! $350.00 Newly Listed1957 Heathkit model W4-B “Williamson Type” Amplifier ModernizedNewly Listed1957 Heathkit model W4-B “Williamson Type” Amplifier Modernized $359.99
Newly ListedBogen Pa Microphone Tube Amplifier For Parts or RepairNewly ListedBogen Pa Microphone Tube Amplifier For Parts or Repair $10.00 Newly ListedDynaco St-120 Classic Chassis Inside It's New and One Of A Kind Upgrade Lm3886Newly ListedDynaco St-120 Classic Chassis Inside It's New and One Of A Kind Upgrade Lm3886 $327.00
Newly ListedSansui G-4700 Stero Receiver Recapped With All New Main AmpTransistors ResistorsNewly ListedSansui G-4700 Stero Receiver Recapped With All New Main AmpTransistors Resistors $425.00 Newly ListedSuperscope A-235 Stereo Amplifier MarantzNewly ListedSuperscope A-235 Stereo Amplifier Marantz $99.00
Newly ListedSony Ta-Ax390 Stereo Integrated Amplifier - 270 W RmsNewly ListedSony Ta-Ax390 Stereo Integrated Amplifier - 270 W Rms $79.99 Newly ListedQuad 6B4G Tube Microphone Audio Compressor-Driver-Limiter (For Am Modulator ?)Newly ListedQuad 6B4G Tube Microphone Audio Compressor-Driver-Limiter (For Am Modulator ?) $2,495.00
Newly Listed
					Western Electric 42A Amplifier Serial #1118 Dated 12-1930 All Original Exc CondNewly Listed Western Electric 42A Amplifier Serial #1118 Dated 12-1930 All Original Exc Cond $33,333.00 Newly ListedPioneer Sx-1050 Vintage Monster Receiver "Working" Very Nice ConditionNewly ListedPioneer Sx-1050 Vintage Monster Receiver "Working" Very Nice Condition $110.00
Newly ListedHarman/Kardon Stereo Stereo Tuner Tu9400Newly ListedHarman/Kardon Stereo Stereo Tuner Tu9400 $30.00 Newly ListedKenwood Stereo Integrated Amplifier Ka-895 *For Parts or Repair*Newly ListedKenwood Stereo Integrated Amplifier Ka-895 *For Parts or Repair* $19.99
Newly ListedHeathkit Mono Tube Amplifier Model A8-A Peerless S 515 A Output TransformerNewly ListedHeathkit Mono Tube Amplifier Model A8-A Peerless S 515 A Output Transformer $199.99 Newly ListedMarantz 1152 Dc Integrated Amplifier 76 wattsNewly ListedMarantz 1152 Dc Integrated Amplifier 76 watts $49.95
Vintage Denon Poa-2400A Stereo Power Amplifier, Amazing Amp! 200 W Per Chan, MinVintage Denon Poa-2400A Stereo Power Amplifier, Amazing Amp! 200 W Per Chan, Min $380.00 Newly ListedSansui Au-717 Integrated Stereo Amplifier Classic Vintage Audiophile Free ShipNewly ListedSansui Au-717 Integrated Stereo Amplifier Classic Vintage Audiophile Free Ship $95.00
Newly ListedVintage Tube AmplifierNewly ListedVintage Tube Amplifier $35.00 Newly ListedNice Pioneer Elite M-91 Amplifier w/boxNewly ListedNice Pioneer Elite M-91 Amplifier w/box $439.99
Newly ListedDual 100 Wpc Integrated Amplifier-Made In GermanyNewly ListedDual 100 Wpc Integrated Amplifier-Made In Germany $100.00 Vintage Dynaco Dynakit St-70 Stereo Tube Power AmplifierVintage Dynaco Dynakit St-70 Stereo Tube Power Amplifier $390.00
Newly ListedShuguang 50 type tube * tested / very strong * same as Ux-250 * perfectNewly ListedShuguang 50 type tube * tested / very strong * same as Ux-250 * perfect $250.00 Newly ListedVintage ElectronicNewly ListedVintage Electronic $10.00
Kenwood Ka-8006 Stereo Integrated Amplifier Just Serviced, Works Well!Kenwood Ka-8006 Stereo Integrated Amplifier Just Serviced, Works Well! $249.95 Newly ListedHarman Kardon Trio A224 Vintage Tube Amplifier Stereo - Restoration PieceNewly ListedHarman Kardon Trio A224 Vintage Tube Amplifier Stereo - Restoration Piece $45.00
Newly ListedSony Ta-1150 Integrated Amplifier Excellent!Newly ListedSony Ta-1150 Integrated Amplifier Excellent! $225.00 Newly Listed6Sn7 Gtb Sylvania Usa - 3 Tubes Nos Test New, never usedNewly Listed6Sn7 Gtb Sylvania Usa - 3 Tubes Nos Test New, never used $45.00
Newly ListedVintage 6L6 Tube Amplifier !Newly ListedVintage 6L6 Tube Amplifier ! $65.00 Newly ListedRare - Vintage Massie 1259 "The Vibe" Tube Amp AmplifierNewly ListedRare - Vintage Massie 1259 "The Vibe" Tube Amp Amplifier $299.00
Newly ListedScott Tube 340 340B Stereomaster Tuner Amplifier Receiver TunerNewly ListedScott Tube 340 340B Stereomaster Tuner Amplifier Receiver Tuner $399.00 Newly ListedHafler Dh-500 Power Amp, Original Output Devices, Referbished, EnhancedNewly ListedHafler Dh-500 Power Amp, Original Output Devices, Referbished, Enhanced $575.00
Newly ListedVintage Hh Scott Amp & TunerNewly ListedVintage Hh Scott Amp & Tuner $115.00 Newly Listed100% Working Serviced Kenwood Ka 3500 Integrated Amp Minty TurntableNewly Listed100% Working Serviced Kenwood Ka 3500 Integrated Amp Minty Turntable $119.99
Newly ListedPhase Linear Model 400 Amplifier For Parts Or RepairNewly ListedPhase Linear Model 400 Amplifier For Parts Or Repair $25.49 Newly Listed
					Sansui 4 Channel Rear Amplifier Qs- 500Newly Listed Sansui 4 Channel Rear Amplifier Qs- 500 $50.00
Newly ListedVintage Mitsubishi Da C20 Pre Amp Tuner StereoNewly ListedVintage Mitsubishi Da C20 Pre Amp Tuner Stereo $100.00 Newly ListedHeathkit Aa-151 Stereo Integrated El84 Tube Amp With Matching TunerNewly ListedHeathkit Aa-151 Stereo Integrated El84 Tube Amp With Matching Tuner $127.50
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Prices current as of last update, 07/20/14 4:30pm.

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