Diagram of Vacuum-Tube DiodeDiagram of Vacuum-Tube TriodeInside of a vacuum tube with plate cut open.A two-tube homemade radio from 1958. The tubes are the two glass columns with the dark tops. The leads at the bottom connect to the low-voltage filament supply and to the high-voltage anode supply.An RCA 12AX7 dual-triode tube (1947)An Electro-Harmonic 12Ax7EH Russian tube.
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Amplifiers, Tube Amps

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2 pcs 40mmD x 28mmL Gold Color Solid Aluminum Knobs US $6.80 1948 SURPLUS RADIO CONVERSION MANUAL US $7.00
RCA RECEIVING TUBE MANUAL FOR AUDIO & HAM RC-19 US $7.00 Filmosound Mono Tube Amplifier US $9.99
Grundig NF 20 NF 2 stereo tube amplifier EL84s - VG US $49.50 250K stereo ladder type volume Attenuator potentiomer US $19.00
No Reserve Allied Knight 18 watt Tube Amplifier project US $1.00 Harmon Kardon Citation 16 Power Amplifier US $150.00
TruTest Stereo/8 Tube Amp vintage 1965 US $29.00 Phase Linear 400 Amplifier LED Light Upgrade Kit PL400 US $29.00
BEAUTIFUL PAIR STROMBERG CARLSON AU 36 B'S MONOBLOCKS US $1.00 CAPACITOR CAPS POWER INTERGRATED AMP RADIO HIFI AUDIO US $16.95
VINTAGE SILVERTONE STEREO PHONO TUBE AMP 1950's 1960's US $6.99 3% Ag Silver Solder Ø 1.0mm Hi-End audio Upgrade 100g US $1.99
600OHM SE AUDIO OUTPUT TRANSFORMER FOR 6C33C,6AS7 US $60.00 VINTAGE SANSUI AU-6500 STEREO AMPLIFIER WORKS GREAT US $149.00
Quicksilver KT-88 Mono Amps Excellent Condition. US $1,250.00 AUDIOROMY FU29 x2 Vacuum Tube Integrated Amplifier Hifi US $269.00
SONY TA-3200F amplifier 3200F US $299.00 OLD IRON - NEW BUILD - 25WRMS/CH - CHECK IT OUT - SWEET US $340.00
68uf 450v capacitors 12 pcs 80 6v6 6bq5 12ax7 6sn7 use US $6.50 Acurus 100x3 100-3 Ch Amplifier MIB Beauty cheap 5-day US $299.00
ADCOM GFA-5800 STEREO POWER AMPLIFIER - Fine Audio US $550.00 PS Audio 200c Signature Series Amplifier 200 c Cheap US $399.00
Silvertone 715-8 Tube Amp 7158 Rare 1940s 5-day Cheap US $199.00 Yaqin VK-2100 VK2100 Tube valve Integrated Amplifier US $212.00
AR Stereo Amp from the Golden Era 2 of 2 US $19.00 Vintage PIONEER Stereo Amp/Amplifier w/Turntable Inputs US $24.95
Multi-purpose PCB for Pre or Power Tube Amplifier DIY US $20.00 CROWN REEL TO REEL MODEL GC8 CROWN TUBE PREAMPLIFIER US $249.99
KENWOOD KA-994 POWER AMP EXCELON KVR SX SUB VERY CLEAN US $19.99 Soundcraftsmen RA7503 Vintage Amp PA-7503 Amplifier ... US $31.03
Old 2A3 Audio Amplifier 6SN7, 6SN7, 2A3, 2A3, 5Z3 US $9.99 Super Rare, Stereo Pair of 1950’s Brook 12A Amplifiers US $9,999.95
YAMAHA MX-35 4 CHANNEL STEREO POWER AMPLIFIER US $9.99 Perfect pair DYNA PAS-3 & 70 pre&power amp. US $800.00
Vintage Altec 353-A Stereo Tube Amp/Preamp Great Cond. US $11.50 ONKYO A-SV810PRO A/V SURROUND INTEGRATED AMPLIFIER-HUGE US $154.95
VINTAGE EICO TUBE MODULATOR DRIVER 730 AMPLIFIER US $46.00 YAMAHA NATURAL SOUND STEREO AMPLIFIER CA-810 350 WATTS US $9.00
Bogen DB10-1 Vintage Mono Tube Amp Amplifier Green US $2.25 Bang & Olufsen Beogram 3000 system w/remote US $114.50
Vintage PACKARD BELL STEREO Tube Amp & Tuner/PreAmp US $295.00 (4) Speaker Terminal Strips - bakelite - tube amplifier US $14.00
Kenwood KA-8004 Amp - KT-8005 Tuner - BEAUTIFUL US $295.00 VINTAGE ALLEN 6550 KT88 MONO VACUUM TUBE AMPLIFIER US $13.83
RAULAND TUBE POWER AMP 150 WATT 1940s MOD. 42 US $39.99 Tube Amp Pre Amp Wurlitzer Organ 6L6 Working ! project US $79.99
OLD AMPLION LOUND SPEAKER TYPE SHP US $3.99 KENWOOD KA-9100 STEREO DC INTEGRATED AMPLIFIER US $149.00
Crown Delta Omega 2000's (Pair) US $1,000.00 Vintage"1958" Ward/Airline Amplfier w/ 4-6BQ5 2-12AX7!! US $4.00
3 UCC USA 68mfd@450vdc Axial 'lytics (70uf@350v sub) US $7.99 Beautiful Harmon/Kardon Citation Eleven Walnut Case US $35.00
Eico HF 12 HF-12 Amplifier Photofact Repair Manual US $8.95 Mcintosh MC225 225 Amplifier Tube Cage Mint Condition US $80.00
MARANTZ RACK HANDLES MODEL RHA1 EXCELLENT CONDITION US $85.00 Fisher 400-CX 400-CX-2 Tube Preamp Restoration Kit US $129.95
Bogen CHALLENEGER CHB-35 7868 7025 Tube Amplifier HARP US $99.99 DUKANE 1A750 POWER SUPPLY? AMPLIFIER? US $49.99
Eico HF-86 Stereo Tube Power Amplifier US $675.00 Bogen, 8810, Tube Amplifier? No Named Tube Amplifier US $36.00
LUXMAN L10 POWER AMPLIFIER US $25.50 HH SCOTT STEROMASTER LK-60B SOLID STATE INTEGRATED AMP US $119.99
JAN Phillips 12AX7WA NOS TUBE US $19.99 ALTEC 342B ORIGINAL tubes sounds amazing! W 4722 TRANNY US $479.00
Vintage NAD Series 20 3020 Stereo Amplifier US $5.50 Bogen M60 w/Telefunken/Mullard tubes sounds amazing! US $289.00
VINTAGE 6BQ5 EL84 MONO-BLOCK TUBE AMPLIFIER WORKS US $48.00 DYNACO SCA-35 INTEGRATED TUBE AMPLIFIER - VINTAGE DYNA US $199.99
McIntosh MA-6100 amplifier with wood cover US $450.00 VINTAGE BOGEN MX60A TUBE AMPLIFIER MIC PA MIXER US $48.00
Vintage HARMAN KARDON A224 TRIO Tube Stereo Amplifier US $99.00 Bright Boy professional audio preamplifier US $75.00
VINTAGE TUBE McGOHAN 100 WATT AMPLIFIER M1006 US $26.00 Sansui G 7500 US $399.00
Heathkit Model EA-3 EL84 Mono Amp 14 Watt Amplifier US $19.95 WIMA Polypropylene Capacitors FKP2 680pF 630V - 6PCS US $1.20
Krell KSA-250 upgraded to KSA-250S Power Amplifier RARE US $405.00 Vintage Sherwood Tuner and Integrated Amplifier Package US $1.00
Vintage ORTHOPHONIC HIFI RCA VICTOR STEREO Cabinet WORK US $19.95 GRANADA STEREO POWER BOOSTER MODEL PBC-1818 US $19.99
Dynaco Dyna PAS Preamp NEW BASIC BARE BOARD SET US $36.00 Mcintosh MC7106 SUPERB CONDITION US $1,449.00
HEATHKIT W-6M 70 WATT TUBE AMPLIFIER US $157.85 Stereo Tube Amp 45 2A3Tube Amplifier 45 2A3 5Y3 US $675.00
Vintage Pioneer Stereo Integrated Amplifier Take A Look US $19.99 LEAK STEREO 20 EL84/6BQ5 TUBE AMPLIFIER,TUNER,PREAMP US $1,800.00
Heathkit integrated amp US $1.00 EL34 Tube Amp - Tube Rectified Power Supply Bare PCB US $9.00
Vintage Mcintosh Tube Power Amplifier - MC-240 (STEREO) US $810.00 Dynaco ST-70 bias test jacks US $12.00
4 pcs Professional Gold Plated Binding Post US $11.00 6DJ8 Single End Tube Head Phone Amp Bare PCB for DIY US $7.00
SoundCraftsmen Stereo Power Amplifier Model PCR800 US $139.99 Leak Stereo 50 Photofact Repair Manual US $9.95
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Prices current as of last update, 03/13/10 5:22pm.


See also...
Integrated Amplifiers, Amplifiers, Tube Amps, Vintage Electronics
Power Amplifiers, Amplifiers, Tube Amps, Vintage Electronics
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