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Preamplifiers, Tube Preamps

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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Madison Fielding Master Stereo Tube Preamplifier Model 340Madison Fielding Master Stereo Tube Preamplifier Model 340 $5,500.00 Nos Rca 12Ay7/Grey Plates/Halo Getter/Maxi Preamp Tested/Perfect Matched GainNos Rca 12Ay7/Grey Plates/Halo Getter/Maxi Preamp Tested/Perfect Matched Gain $39.95
Dynaco Pas-3X Tube Preamplifier - Ge Tubes - WorkingDynaco Pas-3X Tube Preamplifier - Ge Tubes - Working $375.00 Mil spec Quad 4 Sylvania Jhs 6189 /12Au7Wa Tubes Maxi PreAmp 2 Tested=Nos Sm2243Mil spec Quad 4 Sylvania Jhs 6189 /12Au7Wa Tubes Maxi PreAmp 2 Tested=Nos Sm2243 $113.87
New Listing6 Tube Preamp 3 12ax7 2 12au7 1 6x4 Tubes Stereo Preamplifier 100vNew Listing6 Tube Preamp 3 12ax7 2 12au7 1 6x4 Tubes Stereo Preamplifier 100v $249.00 Premium Vintage Vacuum Tube Preamplifier With Volume Treble Bass Control DialPremium Vintage Vacuum Tube Preamplifier With Volume Treble Bass Control Dial $38.00
Jolida Jd9 Tube Phono Stage Pre-Amplifier Excellent Condition Video Demo! 🎥📺Jolida Jd9 Tube Phono Stage Pre-Amplifier Excellent Condition Video Demo! 🎥📺 $339.99 Art Tube Pac Tube Preamplifier Compressor 100W 2 ChannelArt Tube Pac Tube Preamplifier Compressor 100W 2 Channel $86.99
(2) Zalytron 12Au7A Ecc82 (Holland and Usa) Vintage Preamp Vacuum Tubes 4.8921(2) Zalytron 12Au7A Ecc82 (Holland and Usa) Vintage Preamp Vacuum Tubes 4.8921 $39.95 Vintage Dynaco Preamplifier Pas-3 Series Ii Tube Tubes Black Analog AudiophileVintage Dynaco Preamplifier Pas-3 Series Ii Tube Tubes Black Analog Audiophile $499.99
Olson Am-221 12Ax7 Ecc83 Dual Tape & Phono Input Stereo Tube PreamplifierOlson Am-221 12Ax7 Ecc83 Dual Tape & Phono Input Stereo Tube Preamplifier $225.00 Vintage Dynaco Pas 1 Stereo Tube Preamp WorkingVintage Dynaco Pas 1 Stereo Tube Preamp Working $300.00
Sa-3.1 dual-channel tube preamplifierSa-3.1 dual-channel tube preamplifier $599.95 (1Mp) Nos Sylvania/Canada 12Bh7A/Grey Plates/Maxi Preamp Tested(1Mp) Nos Sylvania/Canada 12Bh7A/Grey Plates/Maxi Preamp Tested $69.95
Pilot Sp-210 Stereophonic Tube Preamplifier UntestedPilot Sp-210 Stereophonic Tube Preamplifier Untested $700.00 New ListingBaldwin Panoramic Tone Converter 2 Channel 12Ax7 Tube Preamp & Reverb Has TubesNew ListingBaldwin Panoramic Tone Converter 2 Channel 12Ax7 Tube Preamp & Reverb Has Tubes $199.00
Lot Of Ten (10) 12Ax7 Ecc83 7025 Preamp Tubes Fender Gt Eh Sovteks UntestedLot Of Ten (10) 12Ax7 Ecc83 7025 Preamp Tubes Fender Gt Eh Sovteks Untested $51.00 Vintage McIntosh C20 Tube Pre Amplifier PartVintage McIntosh C20 Tube Pre Amplifier Part $990.00
Luxman tube pre-ampLuxman tube pre-amp $749.00 Jj 12Ay7 Preamp Vacuum TubeJj 12Ay7 Preamp Vacuum Tube $20.00
Pilot Sp-210 stereo tube preamp - horizontal face w/ cab & Ps - not console pullPilot Sp-210 stereo tube preamp - horizontal face w/ cab & Ps - not console pull $899.00 Rare Melos Gk-1 Tube Preamplifier And Power Supply ! VRare Melos Gk-1 Tube Preamplifier And Power Supply ! V $595.00
Vintage Vtl Integrator Line Preamp Early Compact Tube Preamp Original from 1980sVintage Vtl Integrator Line Preamp Early Compact Tube Preamp Original from 1980s $759.00 Ampex 402 Stereo Tube Preamplifier - ReadAmpex 402 Stereo Tube Preamplifier - Read $599.99
Vintage Dynaco Dyna Pas Tube? Stereo Pre Amplifier & Manual Parts Estate FindVintage Dynaco Dyna Pas Tube? Stereo Pre Amplifier & Manual Parts Estate Find $299.99 Akai Roberts 1960s tube stereo mic preamp / amp, projectAkai Roberts 1960s tube stereo mic preamp / amp, project $29.00
New ListingVintage Cary Ae-3 Tube PreAmp Audio Electronic Supply Working Look & ReadNew ListingVintage Cary Ae-3 Tube PreAmp Audio Electronic Supply Working Look & Read $275.00 1 Nos Mullard/Blackburn 12Au7A Red Tip/ (B9G2) /Maxi Preamp Tested/Balanced1 Nos Mullard/Blackburn 12Au7A Red Tip/ (B9G2) /Maxi Preamp Tested/Balanced $99.95
McIntosh C 20 Stereo Tube Preamp 1962? ExcellentMcIntosh C 20 Stereo Tube Preamp 1962? Excellent $2,950.00 Very Rare! Clean Kitty Hawk Dino Tube Preamp, Needs WorkVery Rare! Clean Kitty Hawk Dino Tube Preamp, Needs Work $399.00
2 Nos Matched Dumont 12Au7A Ecc82 PreAmp Tubes Hickok Tested Strong Balanced2 Nos Matched Dumont 12Au7A Ecc82 PreAmp Tubes Hickok Tested Strong Balanced $32.00 Telefunken Elektroakustik Ecc83-Tk Pre Amp Vacuum TubesTelefunken Elektroakustik Ecc83-Tk Pre Amp Vacuum Tubes $89.00
1 Brook 12A3 Preamp-tube preamp 19481 Brook 12A3 Preamp-tube preamp 1948 $650.00 Lot Of Ten (10) Preamp Tubes 12Ax7 Etc Vintage Included Unmarked UntestedLot Of Ten (10) Preamp Tubes 12Ax7 Etc Vintage Included Unmarked Untested $40.00
Music Angel M7 Tube Preamplifier • Non Smoking • Stellar Cond • Sounds AmazingMusic Angel M7 Tube Preamplifier • Non Smoking • Stellar Cond • Sounds Amazing $379.99 The New Englander by Guild Stereophonic High Fidelity Tube Preamplifier 921MlThe New Englander by Guild Stereophonic High Fidelity Tube Preamplifier 921Ml $98.00
The Fisher 400-C Tube PreamplifierThe Fisher 400-C Tube Preamplifier $1,995.00 Dynaco Pas-2 Tube Preamplifier Powers On-works but needs to be re-furbed.Dynaco Pas-2 Tube Preamplifier Powers On-works but needs to be re-furbed. $275.00
Vintage Lowrey Tube Preamplifier Model Hf-40 - 1955Vintage Lowrey Tube Preamplifier Model Hf-40 - 1955 $24.95 Knight model 94 Tube preamplifierKnight model 94 Tube preamplifier $130.00
Simplex 6Sn7Gt/1960/Black Plates/Bottom D Getter/Maxi Preamp TestedSimplex 6Sn7Gt/1960/Black Plates/Bottom D Getter/Maxi Preamp Tested $29.95 Vintage 1953 Sargent Rayment Tube Preamp/Tuner Sr68Vintage 1953 Sargent Rayment Tube Preamp/Tuner Sr68 $50.00
Vintage Rca Ba-2C Booster Amplifier Tube Microphone Preamp Serviced RestoredVintage Rca Ba-2C Booster Amplifier Tube Microphone Preamp Serviced Restored $4,999.95 Conrad Johnson Pv10 Tube Preamplifier - Lights Up !Charity!Conrad Johnson Pv10 Tube Preamplifier - Lights Up !Charity! $899.99
Stromberg Carlson Stereo 8 Tube Preamp Ase 8-G VintageStromberg Carlson Stereo 8 Tube Preamp Ase 8-G Vintage $279.99 3pc Vintage 1960s Tube Dyna Dynaco Preamp, Stereo 120 Power Amp & Fm Tuner3pc Vintage 1960s Tube Dyna Dynaco Preamp, Stereo 120 Power Amp & Fm Tuner $709.00
Hh Scott Type 130 Stereomaster Stereo Tube Preamplifier / 07349 - KtHh Scott Type 130 Stereomaster Stereo Tube Preamplifier / 07349 - Kt $1,495.00 Eico St-84 Tube Pre-AmplifierEico St-84 Tube Pre-Amplifier $575.00
Vintage 1960s? American Concertone Reel to Reel Tube Pre Amplifier Model 93Vintage 1960s? American Concertone Reel to Reel Tube Pre Amplifier Model 93 $135.35 Audio Research Sp-9 Tube Preamplifier powers on untestedAudio Research Sp-9 Tube Preamplifier powers on untested $550.00
Pilot Sp 215 Stereo Tube Preamplifier=Nice Original!Pilot Sp 215 Stereo Tube Preamplifier=Nice Original! $2,169.00 (1Mp) Nos Mullard/Blackburn 12Au7A Red Tip/Match. Codes (B9G2) /Maxi Preamp(1Mp) Nos Mullard/Blackburn 12Au7A Red Tip/Match. Codes (B9G2) /Maxi Preamp $169.95
The Fisher 90-T Vintage Tube Mono Tuner Preamp (works, needs dial string)The Fisher 90-T Vintage Tube Mono Tuner Preamp (works, needs dial string) $280.00 Pair: Vintage Viking Rp83 Tube PreamplifiersPair: Vintage Viking Rp83 Tube Preamplifiers $299.99
(1Mp) Rca 12Au7A/Clear Tops/Side Getters/Maxi Preamp Tested(1Mp) Rca 12Au7A/Clear Tops/Side Getters/Maxi Preamp Tested $79.95 Pair Electrohome tube amplifier Preamps with magnetic Phono input.Pair Electrohome tube amplifier Preamps with magnetic Phono input. $67.00
Lot Of Ten (10) 12Ax7 Ecc83S Gtx3 Jj Electronic Guitar Amp Preamp Tubes UntestedLot Of Ten (10) 12Ax7 Ecc83S Gtx3 Jj Electronic Guitar Amp Preamp Tubes Untested $20.50 1-Tube Preamplifier, Possibly Homemade1-Tube Preamplifier, Possibly Homemade $9.99
Vtg Harman Kardon Citation I Stereo Hi-Fi Tube Pre-Amplifier Preamp — Not TestedVtg Harman Kardon Citation I Stereo Hi-Fi Tube Pre-Amplifier Preamp — Not Tested $644.00 12At7Wa "Command" Rca Tube *Nos*Nib* Maxi PreAmp Test= Very Strong T309712At7Wa "Command" Rca Tube *Nos*Nib* Maxi PreAmp Test= Very Strong T3097 $37.54
Dynakit Pam-1 Vintage 12Ax7 Tube Mono Preamplifier (untested, for restoration)Dynakit Pam-1 Vintage 12Ax7 Tube Mono Preamplifier (untested, for restoration) $99.00 late 1940's Scott tube preamplate 1940's Scott tube preamp $399.00
Vintage Custom Modified Dynaco Pas Stereo Tube Preamplifier / Kt3Vintage Custom Modified Dynaco Pas Stereo Tube Preamplifier / Kt3 $595.00
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Prices current as of last update, 05/28/25 4:20pm.

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