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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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Vintage Dynaco A420 tube stereo amplifier x4 7591/5Ar4 &provenance Mc225 works*Vintage Dynaco A420 tube stereo amplifier x4 7591/5Ar4 &provenance Mc225 works* $1,400.00 Quad Ii 40 Watt Tube Mono Power Amp PairQuad Ii 40 Watt Tube Mono Power Amp Pair $1,200.00
Kenwood L-O7C / L-Om9 Preamplifier & Mono Power Amplifiers (super clean)Kenwood L-O7C / L-Om9 Preamplifier & Mono Power Amplifiers (super clean) $3,000.00 Crown Dc300A Stereo Power Amplifier NiceCrown Dc300A Stereo Power Amplifier Nice $695.00
Dynaco Mark Iii 60 Watt Mono Vacuum Tube Power AmplifiersDynaco Mark Iii 60 Watt Mono Vacuum Tube Power Amplifiers $1,699.99 Craftsmen C550 (550) High-Fidelity Mono Power Amplifier=Nice Original!Craftsmen C550 (550) High-Fidelity Mono Power Amplifier=Nice Original! $699.00
Vintage General Electric Tube Power Amplifier Mono Block A1-300 Parts or RepairVintage General Electric Tube Power Amplifier Mono Block A1-300 Parts or Repair $995.00 Interelectronics Coronation One Hundred 40 watt Broadcast Mono Tube AmplifierInterelectronics Coronation One Hundred 40 watt Broadcast Mono Tube Amplifier $1,199.99
Dynaco Mark Iii Mono Block Tube Power Amplifier Pair With Cages!Dynaco Mark Iii Mono Block Tube Power Amplifier Pair With Cages! $1,999.00 Rca Mi-12222-B Vintage Mono Tube Amplifier from vintage audio collection NiceRca Mi-12222-B Vintage Mono Tube Amplifier from vintage audio collection Nice $595.00
Vintage Altec 1594B Mono Power Amplifiers 100 Watts Tested & FunctioningVintage Altec 1594B Mono Power Amplifiers 100 Watts Tested & Functioning $849.99 Pre 1958 McIntosh Mc60 Mono Vacuum Tube Power Amplifier, Pro ServicedPre 1958 McIntosh Mc60 Mono Vacuum Tube Power Amplifier, Pro Serviced $3,900.00
Knight 25 Watt Basic Mono Power AmplifierKnight 25 Watt Basic Mono Power Amplifier $399.00 Vintage Geloso G-227A El34 Pp tube mono amplifiers 1960sVintage Geloso G-227A El34 Pp tube mono amplifiers 1960s $1,750.00
Vintage Mono Peri 50 Watt Power Amplifier El37 Tubes For Restoration SingleVintage Mono Peri 50 Watt Power Amplifier El37 Tubes For Restoration Single $700.00 Wurlitzer Mono Amplifier Hi FiWurlitzer Mono Amplifier Hi Fi $19.95
Used Vacuum Tube Mono Power Amplifier Pair With Instructions Luxman Luxkit A3000Used Vacuum Tube Mono Power Amplifier Pair With Instructions Luxman Luxkit A3000 $2,265.65 Operation confirmation incomplete Luxman Tube Amp Mb3045 Mono Power Amplifier JpOperation confirmation incomplete Luxman Tube Amp Mb3045 Mono Power Amplifier Jp $1,396.99
Trans Electronics Rs-217A Mono Block Tube Power Amplifier Regulated Power SupplyTrans Electronics Rs-217A Mono Block Tube Power Amplifier Regulated Power Supply $699.99 Vintage Nos Threshold Sa-1 Mono Block Power Amplifier Pair - Ready to UseVintage Nos Threshold Sa-1 Mono Block Power Amplifier Pair - Ready to Use $8,999.00
The Fisher 510-St And 30-A Pair Of Mono El84 Tube Power Amplifiers 1960’sThe Fisher 510-St And 30-A Pair Of Mono El84 Tube Power Amplifiers 1960’s $600.00 6L6 Tube Mono amp for modifier fender guitar amp6L6 Tube Mono amp for modifier fender guitar amp $149.00
Hallicrafters A-84 Mono Power AmplifierHallicrafters A-84 Mono Power Amplifier $549.00 6С33с tube power amplifier, single ended  mono amplifiers6С33с tube power amplifier, single ended  mono amplifiers $1,855.00
Jensen Ka5 5 channel amplifier class AbJensen Ka5 5 channel amplifier class Ab $250.00 Great Sound ! Vintage Kenwood L-07M Mono Block Power Amplifier (Item#1)Great Sound ! Vintage Kenwood L-07M Mono Block Power Amplifier (Item#1) $359.99
Waiting Audio 2A3 single ended class-A tube power amplifier (mono-mono)Waiting Audio 2A3 single ended class-A tube power amplifier (mono-mono) $1,380.00 Pair Ampex 6973 Mono Tube Amplifiers - Rebuilt Restored With Nos TubesPair Ampex 6973 Mono Tube Amplifiers - Rebuilt Restored With Nos Tubes $1,475.00
Vtl Deluxe 120 Tube Mono Power Amplifier Amp Works Manley Western Electric 807Vtl Deluxe 120 Tube Mono Power Amplifier Amp Works Manley Western Electric 807 $950.00 Pair Quad Ii Classic Vacuum Tube Type Power Amplifier Vintage Audio Mono BlocksPair Quad Ii Classic Vacuum Tube Type Power Amplifier Vintage Audio Mono Blocks $2,200.00
Manley 175 Mono block Power AmplifierManley 175 Mono block Power Amplifier $6,000.00 Vintage Threshold Sa/12e Statis Pure Class A Mono Block Power Amplifier Amp PairVintage Threshold Sa/12e Statis Pure Class A Mono Block Power Amplifier Amp Pair $8,500.00
Hh Scott Lab 240 Mono Block Power Amplifier Pair, ServicedHh Scott Lab 240 Mono Block Power Amplifier Pair, Serviced $1,800.00 pair of Lowrey mono 6V6 amp chassis - rebuild or great Diy platformpair of Lowrey mono 6V6 amp chassis - rebuild or great Diy platform $199.00
Mcintosh 20W-2 20W2 6V6 12Ax7 5Ar4 Mono Tube Power Amp AmplifierMcintosh 20W-2 20W2 6V6 12Ax7 5Ar4 Mono Tube Power Amp Amplifier $1,595.00 Knight Six Dial Mono Amplifier 1960sKnight Six Dial Mono Amplifier 1960s $199.99
2A3 Pp Hk-9 Vacuum Tube Working Mono Power Amplifier Set of 2 Vacuum Tube2A3 Pp Hk-9 Vacuum Tube Working Mono Power Amplifier Set of 2 Vacuum Tube $3,505.50 1957 Magnificent Magnavox 132Aa Mono Amplifier 6V6 Amp1957 Magnificent Magnavox 132Aa Mono Amplifier 6V6 Amp $245.00
Vintage Stromberg Carlson Tube Amplifier Amp Mono Model Aph-1030Vintage Stromberg Carlson Tube Amplifier Amp Mono Model Aph-1030 $100.00 Altec 1569A El-34 Mono Tube 80W Amplifier PairAltec 1569A El-34 Mono Tube 80W Amplifier Pair $2,500.00
Rare Vintage Fisher 80Az Mono Vacuum Tube Amplifier PairRare Vintage Fisher 80Az Mono Vacuum Tube Amplifier Pair $999.00 Leak Tl/25 Plus Monoblock Power Amp Tube Amplifier 25 Watts Mullard Tubes 1958Leak Tl/25 Plus Monoblock Power Amp Tube Amplifier 25 Watts Mullard Tubes 1958 $2,158.00
Rare Vintage Boulder 500Ae Mono Block Power AmplifiersRare Vintage Boulder 500Ae Mono Block Power Amplifiers $4,999.99 Altec 1568A Vacuum Tube Mono Power Amplifier Used JpAltec 1568A Vacuum Tube Mono Power Amplifier Used Jp $1,399.99
Fisher 80Az Mono Tube Amps & 80C Preamp -Serviced & Working But Sold As-is.Fisher 80Az Mono Tube Amps & 80C Preamp -Serviced & Working But Sold As-is. $3,049.89 Hammond H-Ao-29-13 Mono Tube AmplifierHammond H-Ao-29-13 Mono Tube Amplifier $125.00
Pair of Heathkit W-5M Mono Bloc Power Amplifiers=Peerless Output TransformersPair of Heathkit W-5M Mono Bloc Power Amplifiers=Peerless Output Transformers $1,029.00 Pair Northern Western Electric Ra75A Monoblock Mono El34 tube AmplifiersPair Northern Western Electric Ra75A Monoblock Mono El34 tube Amplifiers $2,200.00
Pioneer Elite🌈M-90 Stereo Amplifier🌈200W/Pc Hifi Dual Mono + 30-Day GuaranteePioneer Elite🌈M-90 Stereo Amplifier🌈200W/Pc Hifi Dual Mono + 30-Day Guarantee $1,880.00 Dynaco Mark-Vi Vacuum Tube Power Amplifier, Mono Pair restored upgradedDynaco Mark-Vi Vacuum Tube Power Amplifier, Mono Pair restored upgraded $6,695.00
Bogen 50 s High Fidelity Tube Amplifier from vintage audio collection NiceBogen 50 s High Fidelity Tube Amplifier from vintage audio collection Nice $195.00 Marantz 9 Mono Block Tube AmplifiersMarantz 9 Mono Block Tube Amplifiers $20,500.00
Altec A127A Amplifier Rwb Made Under Western ElectricAltec A127A Amplifier Rwb Made Under Western Electric $2,700.00 Quad Ii Tube Amplifiers Mono Blocks and PreamplifierQuad Ii Tube Amplifiers Mono Blocks and Preamplifier $5,000.00
Vintage Peri 50 Watt Power Tube Amplifier - For Restoration / Working mono ampVintage Peri 50 Watt Power Tube Amplifier - For Restoration / Working mono amp $419.00 Gulbransen Aps-5 Mono Tube AmplifierGulbransen Aps-5 Mono Tube Amplifier $99.95
Eico Hf-14 Mono Tube Power Amplifier Good ConditionEico Hf-14 Mono Tube Power Amplifier Good Condition $279.95 Vintage Heathkit W-5M Mono Tube Power Amplifier Amp Peerless El34 WorksVintage Heathkit W-5M Mono Tube Power Amplifier Amp Peerless El34 Works $450.00
Dynaco Mk Iv Mono Block Pair w/ covers Nice! new low price!Dynaco Mk Iv Mono Block Pair w/ covers Nice! new low price! $975.00
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Prices current as of last update, 03/16/25 12:50am.

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