SYLVANIA JAN CHS 6SN7 GT VT-231 TUBE 1943 TOUGH DOGs NICELY MATCHED SET NIB

$216.74 $130.05

SYLVANIA JAN CHS 6SN7 GT VT-231 TUBE 1943 TOUGH DOGs PERFECTLY MATCHED SET NIB

$216.74 $130.05

Lot of 10 12AC6 Motorola Radio Vacuum Tubes New NIB MINT NOS Vintage Hi Fi

$25.56 $15.34

SYLVANIA 6SN7 GTB TUBE CHROME TOPPED FOIL BLACK V PLATES NICELY MATCHED SET NIB

$73.87 $44.33

NOS SLEEVE (5) GE 5654W JAN Audio Preamp VACUUM TUBES Hi Fi USA 4.3400-D

$35.16 $21.1

SYLVANIA 6SN7 GTB CHROMED TUBE 2 HOLE BLACK PLATE TALL BOY MATCHING SET NIB

$79.11 $47.47

HTA20 Integrated Stereo Hybrid Hi-Fi Vacuum Tube Class A/B Amplifier 20 Watts...

$177.1 $106.26

NOS 12AT7/12AT7WC VACUUM TUBE ECC81 6201 FOR HI-FI & GUITAR AMP, MADE IN CHINA

$18.93 $11.36

Quad of Tung-Sol KT120 Power Vacuum Tube

$291.99 $175.2

Newcomb TR-1656M = Tube Hi-Fi Phonograph / PA / Guitar Amplifer

$781.44 $468.87

Vacuum Tube, 6SN7, JJ Electronics, Preamp

$23.72 $14.23

8 pcs. NEW x 6P18P (6П18П) ~ EL82=6DY5=N329 HI-FI Vintage 60-80's Tubes USSR

$8.81 $5.28

SYLVANIA 6SN7 GT VT231 JAN CHS TUBE 1943 TOUGH DOG PERFECT MATCHED SET NIB MINT

$261.62 $156.97

SYLVANIA 6SN7 GTB TUBE CHROME TOPPED FOIL BLACK V PLATES NICELY MATCHED SET NIB

$73.87 $44.33

SYLVANIA 6SN7 GT VT231 JAN CHS TUBE 1943 TOUGH DOGS MATCHED QUAD SET of (4) FOUR

$522.67 $313.61

RCA 6SN7 GTB TUBE 1970s LEGENDARY 2 HOLE TOUGH DOGs w/ GLOW TOPS MATCHING QUAD

$133.71 $80.23

Fosi Audio BOX X3 Bluetooth 5.0 Hi-Fi Tube Phono Preamplifier for MM Turntable

$44.0 $26.4

Standard Tube Set for Carvin Nomad

$146.57 $87.94

Class A Single-End Hi-FI Audio Tube Integrated Amplifier Valve Amp DIY Kit

$87.12 $52.28

HiFi 12AX7 Vacuum Tube Preamp 2.0 Channel Home Stereo Audio Preamplifier

$220.0 $132.0

Perfect MATCHED Pair GE 5814 Super Hi-Fi Audio 12AU7 ECC82 TEST 96-100% NEW NOS

$29.92 $17.96

Vacuum Tube, EL84 / 6BQ5, Tung-Sol Reissue, Apex Matched Pair, Power

$55.53 $33.32

Standard Tube Set for Velleman K4040

$220.4 $132.24

Standard Tube Set for Universal Audio LA-610 Signature Series

$80.74 $48.45

Standard Tube Set for Bugera V55

$97.46 $58.48

HiFi Tube Preamp with Bluetooth Receiver USB DAC COAX/OPT D/A Audio Converter

$132.0 $79.2

1 x EF80 TELAM Audio Pentode Tube 6BX6 Z719 Z152 NEW

$3.96 $2.38

HiFi Bluetooth 5.0 Vacuum Tube Preamp Stereo Receiver Headphone Amp USB Player

$57.9 $34.74

RCA 6SN7 GTB TUBE 1960s LEGENDARY 2 HOLE TOUGH DOGs w/ GLOW TOPS MATCHING SET

$73.87 $44.33

SYLVANIA 6SN7 GT VT231 JAN CHS TUBE 1943 TOUGH DOG PERFECT MATCHED SET NIB MINT

$261.62 $156.97

KEN-RAD 6SN7 GT VT-231 CKR LEGENDARY BLACK BEAUTY PERFECTLY MATCHING SET NIB

$447.87 $268.73

TELEFUNKEN 12AX7 ECC83 LOW NOISE MEDICAL RED TIP DIAMOND STAMP WESTERN GERMANY

$395.51 $237.31

Upgrade Your Hi Fi System with 6K4 Vacuum Tubes for Enhanced Soundstage

$15.48 $9.29

AOSIBAO Hi-Fi Tube Amplifier AV-889

$384.83 $230.9

Standard Tube Set for Crate Blue Voodoo 120

$161.57 $96.95

Pair of Electro-Harmonix KT88 EH Power Vacuum Tube

$121.36 $72.82

Hi Audio Hi-Fi Tube Stereo Amplifier Integrated Amplifier ST-6P14/EL84PP 2*13W

$365.2 $219.12

Quad of Electro-Harmonix KT88 EH Power Vacuum Tube

$242.71 $145.63

+NEW 6 pcs. 6N2P 6Н2П USSR TUBES (heater 6v) Hi-Fi SOUND ~ ECC83 12AX7

$14.0 $8.4

RCA 6SN7 GTB TUBE 1960s LEGENDARY 2 HOLE TOUGH DOGs w/ GLOW TOPS MATCHING SET

$73.87 $44.33

Standard Tube Set for Orange OR50

$92.18 $55.31

(2) AMPEREX 6DJ8/ECC88 Twin Triodes Halo Getters! Test GOOD! Audio Hi Fi!

$44.0 $26.4

WESTINGHOUSE 6SN7 GTB TUBE LEGENDARY 2 HOLE TOUGH DOGS BLACK LADDERS MATCHED SET

$73.87 $44.33

Standard Tube Set for Mesa Boogie Mini Rectifier Twenty-Five

$114.98 $68.99

Oldchen BL-02 HI-FI Stereo Tube Amp Model EL34-B Single Ended Hifi Amplifier ot2

$348.48 $209.09

Standard Tube Set for Marshall 4210

$125.54 $75.32

Vintage 1960s German Telefunken Andante 5353W Tube Hi-Fi Tuner Radio Receive

$158.4 $95.04

Standard Tube Set for Vox AC15CC

$64.95 $38.97

4 NOS Toshiba Special HiFi Edition Premium Audio Grade 6BQ5 EL84 ~ Holy Grail

$483.12 $289.88

Standard Tube Set for Dr Z Z-Wreck

$132.53 $79.52

HIFI Tube Preamp with Bluetooth USB DAC Headphone Amplifier D/A Converter DSD256

$176.0 $105.6

Douk Audio T4 Plus Vacuum Tube Phono Preamplifier MM MC Turntable Audio Preamp

$66.88 $40.13

HiFi Tube Headphone Amplifier 12AU7+EL500/EL504/EL519+GZ34,Class A 32-1K Ohms

$77.44 $46.47

Vintage Pomona Electronics SS-8 Octal Tube Socket Saver Radio/Tube Tester Hi Fi

$26.4 $15.84

Antique Sound Lab Wave 8 Monoblock Tube Amplifier, Tube Amp, Hi Fi Home Audio

$286.0 $171.6

Quad of Electro-Harmonix 6L6 EH Power Vacuum Tube

$137.11 $82.27

Pair of Electro-Harmonix 6973 EH Power Vacuum Tube

$61.52 $36.91

NEC NATIONAL ELECTRONICS CORP 6SN7 GTB TUBE LEGENDARY BAD BOYS NOS NIB MINT

$28.99 $17.4

VTG Lip Stick Case W/ Mirror~MAX FACTOR~pat.#2.830.602 hi-fi Red USA

$14.08 $8.45

SYLVANIA 6SN7 GTA TUBE CHROME TOPPED FOIL BLACK V PLATES NICELY MATCHED SET

$43.95 $26.37

Vacuum Preamplifier Pre-amp for Home Theater Hi-Fi Stereo Preamp Tube Amplifier

$22.88 $13.73

Standard Tube Set for Fender Protube Concert

$181.72 $109.04

(2) NOS 35A5 Beam Power Tubes SYLVANIA (1938) Clean! Tested OK! Audio! Hi Fi!

$13.2 $7.92

Understanding HI-FI & Guide to Music Systems==Original Vacuum Tube Era!

$14.08 $8.45

Vintage MULLARD IEC Tube - ECC82/12AU7A -1967 Blackburn Great Britain ~Hi-Fi

$43.96 $26.38

Genalex Gold Lion GZ34/U77 Rectifier Tube

$56.32 $33.79

Standard Tube Set for Ampeg SVT-4PRO

$50.03 $30.02

Standard Tube Set for Mesa Boogie Transatlantic TA-15

$98.3 $58.98

6P36S Output beam tetrode USSR Hi-Fi Audio tube

$6.16 $3.7

Dynavox Tube Preamplifier TPR-1, Tube Preamp With Three 6N3 Pipes, Mint

$241.21 $144.73

Single Ip Tested Psvane EL34C HiFi EL34-C Hi-Fi Vacuum Tube - USA Seller

$36.06 $21.64

Standard Tube Set for Crate V33

$114.98 $68.99

Douk Audio P1 Vacuum Tube Preamp Hi-Fi Headphone Stereo Wireless Receiver

$44.0 $26.4

10 PCS 6P15P / EL83 / SV83 Pentode Tube.RZEP.Gray Logo 70-80'.Tested.Hi-Fi valve

$13.2 $7.92

Boyuurange MT-34 MKII EL34 Tube Hi-Fi Intergrated Amplifier Push-Pull

$976.87 $586.12

T5 6J3 Vacuum Tube Bluetooth Preamplifier, Mini Hi-Fi Stereo Preamp with Treble

$53.68 $32.21

1948 NOS VALVO ECH42 METAL BASE D-GETTER TUBE for precious Telefunken Opus Hi-Fi

$40.44 $24.27

Vintage Monarch Tube Hi-Fi FM Tuner & Amplifier

$140.81 $84.48

Rothwell Rialto MM/MC Phono Stage - Upgraded Version Hand Made in UK

$527.12 $316.28

Vacuum Tube, 5U4GB, JJ Electronics, Rectifier

$18.12 $10.88

RCA 6SN7 GTB TUBE LEGENDARY 1950s TOUGH DOGS 2 HOLE BLACK PLATES MATCHING SET

$43.95 $26.37

Quad of JJ EL34II Power Vacuum Tube

$87.83 $52.7

(5) RCA 5U4GB Full-Wave Rectifier Tubes Clean! Tested! Blk Plate Audio/Hi Fi

$39.6 $23.76

KT77, Matched Pair (2 tubes)

$139.74 $83.85

(6) Various 6SL7GT Sylvania 1-JAN-CHS-6SL7GT & 5-6SL7GT Twin Triode Audio! Hi Fi

$70.4 $42.24

INF! Hybrid Class AB Tube Amplifier Power Amp with Bluetooth Home Audio W/Cables

$242.0 $145.2

Fosi Audio Box X1 Hi-Fi Phono Preamp for Turntable MM Phonograph Preamplifier

$17.16 $10.3

Oldchen HI-FI Stereo Tube Amplifier 300B 9Wx2 Class A Standard Version Bluetooth

$752.4 $451.44

Standard Tube Set for Marshall 2210 800W

$167.69 $100.62

Standard Tube Set for Universal Audio 2-610S Silverface

$68.47 $41.08

Amperex Complete series of tubes for Hi Fi Audio Equipment 8 pages - Original

$17.61 $10.56

Galaxie Hi-Fi FM203 AM/FM/SW Shortwave Tube Radio Made in Poland

$79.18 $47.51

RADIO & TELEVISION NEWS MAGAZINE April 1958 Build Tv Remote Tv Tubes Hi-Fi

$7.04 $4.23

High-Power 2-Channel Vacuum Tube AMPLIFIER: 160W Output for Audiophile Sound

$241.4 $144.84

HTA200 Integrated Stereo Hybrid Hi-Fi Vacuum Tube Class A/B Amplifier 200 Wat...

$504.88 $302.93

Bell Hi-Fi Full Line Catalog Vacuum Tube Amplifiers Stereo Systems==Uncommon!

$17.6 $10.56

Hi-Fi Amplifier 10 watt Tube powered 1958 How-To build PLANS

$7.92 $4.75

Vacuum Tube Amplifier Bluetooth 4.0 HI-FI 2.1 Stereo Audio Amp 220V 130W

$227.31 $136.39

Fosi Audio T3 Bluetooth 2.1 Channel Tube Stereo Receiver Amplifier Headphone Amp

$114.4 $68.64

GE JAN CG 6SN7 GT SC495 TUBE LEGENDARY 2 HOLE TOUGH DOG PERFECTLY MATCHED SET

$164.38 $98.63