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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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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 Pair Of Altec 1590B Mono Block Power AmplifiersPair Of Altec 1590B Mono Block Power Amplifiers $500.00
2 X Quicksilver Mono Amps 2 x Kt88s 2 x 5Ar4s 2 x 12Fq7s each2 X Quicksilver Mono Amps 2 x Kt88s 2 x 5Ar4s 2 x 12Fq7s each $2,000.00 Dynaco Mark Iii Mono Block Tube Power Amplifier PairDynaco Mark Iii Mono Block Tube Power Amplifier Pair $1,999.00
6С33с tube power amplifier, single ended  mono amplifiers6С33с tube power amplifier, single ended  mono amplifiers $1,855.00 Dynaco Mark Iii 60 Watt Mono Vacuum Tube Power AmplifiersDynaco Mark Iii 60 Watt Mono Vacuum Tube Power Amplifiers $1,699.99
Vintage McIntosh Mc75 Mono Tube Power Amplifier - ServicedVintage McIntosh Mc75 Mono Tube Power Amplifier - Serviced $2,499.99 1957 Knight Model 83Yz762 • Integrated 30W Tube Mono Amplifier • Excellent Cond1957 Knight Model 83Yz762 • Integrated 30W Tube Mono Amplifier • Excellent Cond $199.99
Dynaco Mk Iv Mono Block Pair w/ covers Nice!Dynaco Mk Iv Mono Block Pair w/ covers Nice! $1,400.00 2 Mcintosh Mc40 Mono Tube Amplifier2 Mcintosh Mc40 Mono Tube Amplifier $4,250.00
Pair Sound Valves M40 Amp Mono Block Tube Power Amplifier Dynaco 1990'sPair Sound Valves M40 Amp Mono Block Tube Power Amplifier Dynaco 1990's $1,300.00 Vintage Altec Lansing A333A Mono 6L6 Tube Power Amplifier Amp perfect workingVintage Altec Lansing A333A Mono 6L6 Tube Power Amplifier Amp perfect working $1,850.00
Xtant 121M Mono Amplifier 250 watt Rms 2 ohm old school Rare. Free ShippingXtant 121M Mono Amplifier 250 watt Rms 2 ohm old school Rare. Free Shipping $300.00 Rockford Fosgate 3601 ~ 360° Space Matrix-Dolby Surround Processor Series IiRockford Fosgate 3601 ~ 360° Space Matrix-Dolby Surround Processor Series Ii $200.00
Wurlitzer Mono Amplifier Hi FiWurlitzer Mono Amplifier Hi Fi $19.95 (3) Dynaco Mark Iii Mono Block Tube Power Amplifiers Amplifier(3) Dynaco Mark Iii Mono Block Tube Power Amplifiers Amplifier $1,200.00
McIntosh Mc2250 Power Amplifier Made in U.S.A. Used 50/60hz Japan specificationMcIntosh Mc2250 Power Amplifier Made in U.S.A. Used 50/60hz Japan specification $3,298.00 El156 Push Pull Mono balanced Tube power amplifiers Pp80 (1pair)El156 Push Pull Mono balanced Tube power amplifiers Pp80 (1pair) $1,900.00
Superphon Dm 200 Stereo Amplifier Dual Mono Pure Class A (Ps Audio)Superphon Dm 200 Stereo Amplifier Dual Mono Pure Class A (Ps Audio) $100.00 Altec lansing amplifier 1594b 100 Watt output Each, Mono Amp Pair.Altec lansing amplifier 1594b 100 Watt output Each, Mono Amp Pair. $285.00
Superphon Dm 200 Stereo Amplifier Dual Mono Pure Class A Stan Warren (Ps Audio)Superphon Dm 200 Stereo Amplifier Dual Mono Pure Class A Stan Warren (Ps Audio) $749.00 Marantz Model 15 Amplifier 15 Dual Mono & CabinetMarantz Model 15 Amplifier 15 Dual Mono & Cabinet $800.00
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 Pair (2) Fisher 70-Az Tube Mono Power Amplifiers for 50C 80C - Tested & WorkedPair (2) Fisher 70-Az Tube Mono Power Amplifiers for 50C 80C - Tested & Worked $1,149.00
B&W Mpa 1 vintage 2x mono power amplifiersB&W Mpa 1 vintage 2x mono power amplifiers $399.99 New Eico E-6 Enclosure Hf-14 El84 Tube Monoblock Power Amplifier Cage Cover NosNew Eico E-6 Enclosure Hf-14 El84 Tube Monoblock Power Amplifier Cage Cover Nos $199.95
 Vintage Magnavox Vacuum Tube Mono Power Amplifier Amp 6V6Pp Vintage Magnavox Vacuum Tube Mono Power Amplifier Amp 6V6Pp $280.00 Ex Rare (2) Altec A-25B Mono Tube Amplifiers + Exl 275 Outboard Power SupplyEx Rare (2) Altec A-25B Mono Tube Amplifiers + Exl 275 Outboard Power Supply $7,999.00
Pair Ultra Slim Power Transformers for Tube Amplifier 6V6-El84-6P14P-6F6Pair Ultra Slim Power Transformers for Tube Amplifier 6V6-El84-6P14P-6F6 $49.00 Rca Mi-12182 Tube Mono Power Amplifier. Altec, Western Electric era. Parts/RepaiRca Mi-12182 Tube Mono Power Amplifier. Altec, Western Electric era. Parts/Repai $549.99
McIntosh Mc60 Mono Vacuum Tube Power Amplifier Vintage RareMcIntosh Mc60 Mono Vacuum Tube Power Amplifier Vintage Rare $1,650.00 Soundcraftsmen Pcr800 Power AmplifierSoundcraftsmen Pcr800 Power Amplifier $250.00
Dynaco Stereo 400 Power Amplifier Vu Meters Works! Includes Original PaperworkDynaco Stereo 400 Power Amplifier Vu Meters Works! Includes Original Paperwork $1,844.89 Quad Ii | Mono Tube Amplifier | Pair | WorldwideShippingQuad Ii | Mono Tube Amplifier | Pair | WorldwideShipping $2,880.00
Single - Kenwood L-07M Mono Block AmplifierSingle - Kenwood L-07M Mono Block Amplifier $1,000.00 Marantz model fifteen solid state amplifier - Marantz model 15 Tested WorkingMarantz model fifteen solid state amplifier - Marantz model 15 Tested Working $502.00
Rca Mi-9335B Mono Tube Power Amplifier (Worldwide Shipping)Rca Mi-9335B Mono Tube Power Amplifier (Worldwide Shipping) $2,200.00 Siemens Ela 515B power amplifier vintage tube amp Italy 6L6 6Sl7 Mono Year 1948Siemens Ela 515B power amplifier vintage tube amp Italy 6L6 6Sl7 Mono Year 1948 $1,250.00
Altec 1569 power ampAltec 1569 power amp $2,699.00 1935 Pair Mono Bloc Northern Electric R-4046-C 6L6 Tube Cinema Amplifier1935 Pair Mono Bloc Northern Electric R-4046-C 6L6 Tube Cinema Amplifier $3,199.20
Interelectronics Coronation One Hundred 40 watt Broadcast Mono Tube AmplifierInterelectronics Coronation One Hundred 40 watt Broadcast Mono Tube Amplifier $1,499.99 Hh Scott 240 Laboratory Series Mono Block Power Amplifier Pair, RebuiltHh Scott 240 Laboratory Series Mono Block Power Amplifier Pair, Rebuilt $2,950.00
Rca Mi 9377A 6L6 tube power amplifier restored Item | Mono | WorldiWideShippingRca Mi 9377A 6L6 tube power amplifier restored Item | Mono | WorldiWideShipping $2,880.00 Vintage Power tube amplifier made in Italy 6J7 79 6V6 5Z3 Rare Mono Amp oneVintage Power tube amplifier made in Italy 6J7 79 6V6 5Z3 Rare Mono Amp one $1,500.00
Dynaco Mark Iii Mono Block Tube Power Amplifier Pair Tested WorkingDynaco Mark Iii Mono Block Tube Power Amplifier Pair Tested Working $1,000.00 Rare Altec A341A Type 6550 Peerless Mono Tube Power Amplifier PairRare Altec A341A Type 6550 Peerless Mono Tube Power Amplifier Pair $1,200.00
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. $3,149.89 El84 Tube Mono BlocksEl84 Tube Mono Blocks $1,600.00
Vas Citation-2 Monoblock Power AmplifiersVas Citation-2 Monoblock Power Amplifiers $3,500.00 Heathkit A-9C Mono Amp (P/P 6L6Gc) Clean! Powers Up! w/ Tubes!Heathkit A-9C Mono Amp (P/P 6L6Gc) Clean! Powers Up! w/ Tubes! $279.99
2A3 single ended class-A tube power amplifier (mono-mono)2A3 single ended class-A tube power amplifier (mono-mono) $1,280.00 Altec 1569a pair Mono Block Power Amplifiers -needs repair - VotAltec 1569a pair Mono Block Power Amplifiers -needs repair - Vot $1,600.00
Hh Scott Lab 240 Mono Block Power Amplifier Pair, ServicedHh Scott Lab 240 Mono Block Power Amplifier Pair, Serviced $2,200.00 1950's Vintage Trans Electronics Rs-217A Mono Block Tube Power Amplifier Sn:3001950's Vintage Trans Electronics Rs-217A Mono Block Tube Power Amplifier Sn:300 $699.99
Rare Vintage Boulder 500Ae Mono Block Power AmplifiersRare Vintage Boulder 500Ae Mono Block Power Amplifiers $5,999.99 1959 Hoffman Model 1112 Push Pull El84 / 6Bq5 Integrated Mono Tube Amplifier1959 Hoffman Model 1112 Push Pull El84 / 6Bq5 Integrated Mono Tube Amplifier $170.00
Pair of Vintage Tubed Dynakit Mark Iv Mono Block Power AmplifiersPair of Vintage Tubed Dynakit Mark Iv Mono Block Power Amplifiers $1,495.00 Fisher 80-Az Monoblock Power Amplifier : Good Working Condition!Fisher 80-Az Monoblock Power Amplifier : Good Working Condition! $775.00
Fisher 70Az Tube Mono Power Amplifier, power on missi/tube for parts/restorationFisher 70Az Tube Mono Power Amplifier, power on missi/tube for parts/restoration $399.74
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Prices current as of last update, 07/16/24 8:20pm.

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