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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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Quicksilver Stereo Tube Preamplifier CoolQuicksilver Stereo Tube Preamplifier Cool $1,895.00 Hh Scott Type 130 Stereomaster Stereo Tube Preamplifier / 07349 - KtHh Scott Type 130 Stereomaster Stereo Tube Preamplifier / 07349 - Kt $1,495.00
Dynaco Pas-3 Tube Preamplifier fully restore by Tech retired. Ge 12Ax7. TubeDynaco Pas-3 Tube Preamplifier fully restore by Tech retired. Ge 12Ax7. Tube $600.00 Art Tube Pac Tube Preamplifier Compressor 100W 2 ChannelArt Tube Pac Tube Preamplifier Compressor 100W 2 Channel $83.99
Mcintosh C-8 Tube Preamplifier 12ax7Mcintosh C-8 Tube Preamplifier 12ax7 $550.00 Vintage Ampex Tube Preamplifier RecorderVintage Ampex Tube Preamplifier Recorder $350.00
Tube Pre Amp Prime Luna Pro Logue ThreeTube Pre Amp Prime Luna Pro Logue Three $1,000.00 Premium Vintage Vacuum Tube Preamplifier With Volume Treble Bass Control DialPremium Vintage Vacuum Tube Preamplifier With Volume Treble Bass Control Dial $38.00
Vintage 1962/1963 Nos Rca Clear Top 12Au7A Platinum Grade Brand New Preamp TubesVintage 1962/1963 Nos Rca Clear Top 12Au7A Platinum Grade Brand New Preamp Tubes $29.95 Motorola Stereo 12Ax7 Tube Preamplifier, Active 2 Tube Ns-837C Stereo 46Motorola Stereo 12Ax7 Tube Preamplifier, Active 2 Tube Ns-837C Stereo 46 $165.00
Elekit Tu-875 Stereo Vacuum Tube Preamplifier Tested Excellent w/Ac adapterElekit Tu-875 Stereo Vacuum Tube Preamplifier Tested Excellent w/Ac adapter $375.00 1-Tube Preamplifier, Possibly Homemade1-Tube Preamplifier, Possibly Homemade $9.99
Baldwin Model 47 12ax7 Tube Organ PreAmp With 24 Baldwin 12Ax7 TubesBaldwin Model 47 12ax7 Tube Organ PreAmp With 24 Baldwin 12Ax7 Tubes $340.00 12ax7 6x4 Diy Preamp 3 Tube Stereo Preamplifier Big Beautiful Sound 100v12ax7 6x4 Diy Preamp 3 Tube Stereo Preamplifier Big Beautiful Sound 100v $699.00
Audio Research Sp-8 Tube Preamplifier Recently Serviced Works GreatAudio Research Sp-8 Tube Preamplifier Recently Serviced Works Great $1,899.00 Dynakit Pas-2? Stereo Tube Preamp preamplifier WorkinggDynakit Pas-2? Stereo Tube Preamp preamplifier Workingg $195.00
Lot Of (10) Vintage 12Ax7 Preamp Tubes Fender Ge Rca Etc Usa W. Germany UntestedLot Of (10) Vintage 12Ax7 Preamp Tubes Fender Ge Rca Etc Usa W. Germany Untested $29.00 McIntosh C20 Stereo Vintage Tube Preamplifier Pre Amp Mc Intosh C 20 VintageMcIntosh C20 Stereo Vintage Tube Preamplifier Pre Amp Mc Intosh C 20 Vintage $3,500.00
Music Angel M7 Tube Preamplifier • Non Smoking • Stellar Cond • Sounds AmazingMusic Angel M7 Tube Preamplifier • Non Smoking • Stellar Cond • Sounds Amazing $249.99 Genalex Gold Lion Ecc82 12Au7 Amplitrex Super Platinum Matched Pair - McIntoshGenalex Gold Lion Ecc82 12Au7 Amplitrex Super Platinum Matched Pair - McIntosh $130.00
Hh Scott Type 130 Stereomaster Stereo Tube Preamplifier - Kt1Hh Scott Type 130 Stereomaster Stereo Tube Preamplifier - Kt1 $1,495.00 New Listinglot 3 Assorted 12Au7 Standard Brand Nos* Preamplifier tubes 4 Rolling AssortmentNew Listinglot 3 Assorted 12Au7 Standard Brand Nos* Preamplifier tubes 4 Rolling Assortment $9.95
Sonic Frontiers Sfl-1 Stereo Hybrid Tube Preamplifier • Non Smoking • StellarSonic Frontiers Sfl-1 Stereo Hybrid Tube Preamplifier • Non Smoking • Stellar 00004000 $899.99 Vintage Conrad Johnson Pv6 Tube Preamplifier - EucVintage Conrad Johnson Pv6 Tube Preamplifier - Euc $888.25
Conrad-Johnson Pv-2 - Vintage Tube PreamplifierConrad-Johnson Pv-2 - Vintage Tube Preamplifier $1,000.00 Heathkit Wa-P2 hifi Tube Preamplifier UntestedHeathkit Wa-P2 hifi Tube Preamplifier Untested $45.00
Tube preamplifier 12Au7 Ecc88 Fully Balanced preamp refer Arc circuit by ZhiTube preamplifier 12Au7 Ecc88 Fully Balanced preamp refer Arc circuit by Zhi $156.93 Philips Hf306 Vintage Tube PreamplifierPhilips Hf306 Vintage Tube Preamplifier $1,500.00
Vintage Silvertone Tube Preamplifier 528.59470Vintage Silvertone Tube Preamplifier 528.59470 $204.00 Vintage Custom Modified Dynaco Pas Stereo Tube Preamplifier / Kt2Vintage Custom Modified Dynaco Pas Stereo Tube Preamplifier / Kt2 $595.00
New Listing12Ax7A Amperex Red Tip Medical Grade Preamp2/Tv7 Tested ( 1 ) Tube LotNew Listing12Ax7A Amperex Red Tip Medical Grade Preamp2/Tv7 Tested ( 1 ) Tube Lot $159.99 New 6Sn7 Tube preamplifier Diy Kit refer Cary preamp best soundNew 6Sn7 Tube preamplifier Diy Kit refer Cary preamp best sound $132.40
Requisite Audio Engineering 5687C Tube Preamplifier / Rts-4A Tube Power SupplyRequisite Audio Engineering 5687C Tube Preamplifier / Rts-4A Tube Power Supply $3,650.00 Vintage 1977 Theta Tube Preamplifier - Excellent ConditionVintage 1977 Theta Tube Preamplifier - Excellent Condition $675.00
Vintage Lafayette Kt-600 12Ax7 Tube Preamplifier WorksVintage Lafayette Kt-600 12Ax7 Tube Preamplifier Works $2,099.00 33) 6J5 Preamp Tubes Nice looking & Strong Testing Tubes Tv-7B/U See Test Result33) 6J5 Preamp Tubes Nice looking & Strong Testing Tubes Tv-7B/U See Test Result $79.95
Telefunken 6Sn7 GtaTelefunken 6Sn7 Gta $32.27 Dynaco Factory Pas-3X Tube PreamplifierDynaco Factory Pas-3X Tube Preamplifier $589.99
The Fisher 400-C Tube PreamplifierThe Fisher 400-C Tube Preamplifier $1,995.00 Brook 4B Tube Preamplifier Pair w/Power Supply Plug & Play Restored Rare PreampBrook 4B Tube Preamplifier Pair w/Power Supply Plug & Play Restored Rare Preamp $4,200.00
Vintage Crown 800 Tube Preamp Tape Machine Reel to Reel Ampex Mic Pre ProjectVintage Crown 800 Tube Preamp Tape Machine Reel to Reel Ampex Mic Pre Project Dynaco / Dynakit Pas-2 Stereo Tube Preamplifier ServicedDynaco / Dynakit Pas-2 Stereo Tube Preamplifier Serviced $700.00
Tu-875 Stereo Vacuum Tube Preamplifier TestedTu-875 Stereo Vacuum Tube Preamplifier Tested $320.00 12Au7/Ecc82 Philips Nos/Nib Matched Pair (2) tube lot12Au7/Ecc82 Philips Nos/Nib Matched Pair (2) tube lot $129.99
Madison Fielding Master Stereo Tube Preamplifier Model 340Madison Fielding Master Stereo Tube Preamplifier Model 340 $5,500.00 Vintage Modified Dynaco Pas-2 Stereo Tube Preamplifier / Kt9Vintage Modified Dynaco Pas-2 Stereo Tube Preamplifier / Kt9 $495.00
Dynaco Pas2 Pas3 tube preamplifier Rca upgraded kitDynaco Pas2 Pas3 tube preamplifier Rca upgraded kit $44.10 Lot Of (10) Vintage 12Ax7 Preamp Tubes Ei Rca Tung-S Etc Usa Korea Yugo UntestedLot Of (10) Vintage 12Ax7 Preamp Tubes Ei Rca Tung-S Etc Usa Korea Yugo Untested $33.00
Vintage Dynakit Dynaco Pas-2 Stereo Tube Preamplifier Amp Pas 2 Pas2Vintage Dynakit Dynaco Pas-2 Stereo Tube Preamplifier Amp Pas 2 Pas2 $400.00 Pilot Sp 215 Stereo Tube Preamplifier=Nice Original!Pilot Sp 215 Stereo Tube Preamplifier=Nice Original! $1,999.00
Fisher 50C mono tube preamplifier All Original great conditionFisher 50C mono tube preamplifier All Original great condition $1,850.00 Vintage Hammond H-Ao-69-1 Preamplifier with Tubes (3) 12Ax7, 12Au7, (2) 6267Vintage Hammond H-Ao-69-1 Preamplifier with Tubes (3) 12Ax7, 12Au7, (2) 6267 $97.50
Vintage Rca Ba-2C Booster Amplifier Tube Microphone Preamp Serviced RestoredVintage Rca Ba-2C Booster Amplifier Tube Microphone Preamp Serviced Restored $4,999.95 Vintage Dynaco Pas-2 Stereo Tube Preamplifier.Vintage Dynaco Pas-2 Stereo Tube Preamplifier. $395.00
Electro-Harmonix 12Ax7 Preamp TubeElectro-Harmonix 12Ax7 Preamp Tube $24.95 Vintage 1960s Dynaco Pas Stereo 12Ax7 Tube Preamplifier Preamp - Tested & WorksVintage 1960s Dynaco Pas Stereo 12Ax7 Tube Preamplifier Preamp - Tested & Works $181.00
Lot Of (10) 12Dw7 Preamp Tubes Some Vintage Ei Ampeg Sylvania Usa Yugo. UntestedLot Of (10) 12Dw7 Preamp Tubes Some Vintage Ei Ampeg Sylvania Usa Yugo. Untested $28.00 Counterpoint Sa-1000 Dual Channel Hybrid Tube 12Ax7 Tubes Preamplifier Open BoxCounterpoint Sa-1000 Dual Channel Hybrid Tube 12Ax7 Tubes Preamplifier Open Box $1,599.99
Vintage Viking Rp61 Vacuum Tube Preamp Tested Working As IsVintage Viking Rp61 Vacuum Tube Preamp Tested Working As Is $129.95 Vintage Calrad Spr Tube Phono Preamp Preamplifier 2 Tubes 12Ax7 Works GreatVintage Calrad Spr Tube Phono Preamp Preamplifier 2 Tubes 12Ax7 Works Great $100.00
Luxman Cl-32 Vacuum tube preamplifier Vintage Ships from JapanLuxman Cl-32 Vacuum tube preamplifier Vintage Ships from Japan $798.00 Tu-875 Stereo Vacuum Tube Preamplifier Tested Excellent W/Ac adapter ElekitTu-875 Stereo Vacuum Tube Preamplifier Tested Excellent W/Ac adapter Elekit $346.00
Marantz 7C Preamplifier Pre Amp Tube ( 7 C ) ~ VintageMarantz 7C Preamplifier Pre Amp Tube ( 7 C ) ~ Vintage $6,000.00
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Prices current as of last update, 07/23/25 9:50pm.

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