Gain Matched Trio (3) Sovtek 12AX7WB 7025 ECC83 Vacuum Tubes - Brand New

$94.38 $56.63

ELECTRIC GUITAR TUBE/ CLASS-D 45w ( Free Shipped in USA )

$149.16 $89.5

Finished HiFi EL34-B Vacuum Tube Amplifier Class A Single-ended Stereo Power AMP

$347.39 $208.44

FX-AUDIO- Tube-01J silver Tube Preamp Line Amplifier Japan Original Model new

$85.36 $51.22

HiFi Vacuum Preamp Tube Stereo 4-way Audio Switcher Box Desktop Headphone Amp

$70.02 $42.01

HiFi 6K4 Tube Preamplifier Amplifier Tube Preamp Audio Amp Home Theater Assembly

$19.44 $11.66

HiFi 6K4 Tube Preamplifier Tube Preamp Audio Amp Home Theater DIY Assembly

$19.36 $11.62

Gain Tested Sovtek 12AX7WB / 7025 / ECC83 Vacuun Tube - Brand New

$34.32 $20.6

Pair RCA 6AS7G Black Plate Tested Strong Balanced Tube

$60.24 $36.15

McIntosh MA252 Integrated Tube Amplifier

$3520.0 $2112.0

Pair Amperex 12AX7 Vacuum Tubes Germany - Orange Globe - Tested - FREE Shipping!

$74.8 $44.88

1 X Electro Harmonix 6H30Pi Gold Pin tube, Brand NEW in Box !

$41.31 $24.79

Vintage Zenith 12AU7A/ECC83/5814 Preamp Vacuum Tube Valve- Bangybang.tube

$29.57 $17.75

Takamine TDP-561C Acoustic Guitar w/ CTP-3 Vacuum Tube Preamp - New

$1406.92 $844.16

Nobsound E6 Direct Heated Vacuum Tube Class A Stereo Audio Pre-Amplifier NEW

$44.44 $26.67

GE 6CS7 VACUUM TUBE MATCHED PAIR BLK PLATE RAUNCHY TONE 1960's

$66.0 $39.6

3 Vintage Mix 6CQ8 Triode Tetrode Sharp Cutoff Audio Vacuum Tube Valve- Bangyba

$59.14 $35.49

PSVANE 12AX7/ECC83 Preamp Tube

$23.76 $14.26

HIFI 6X4 to 6Z4 Vacuum Tube Adapter Converter Pre Amplifier Guitar Radio Part

$10.33 $6.2

6N3 Tube Buffer Preamplifier (Including Tube) Scattered Kit Power Amplifier DIY

$21.27 $12.76

2 x NOS Sylvania 6DJ8 ECC88 ~ Grail Vintage Clear Audio ~ 6922/E88CC Plugin Sub

$236.72 $142.04

Cary Audio Design VT-500 Tube MM & MC Phono Preamplifier

$2250.16 $1350.1

Standard Tube Set for Universal Audio 2-610 Grayface

$68.47 $41.08

2 Long Plate Toshiba 12AU7 ECC82 ~ Rich Creamy Warmth ~ Rare Hi-S Special Edtns

$374.0 $224.4

CARY 5Z4P + 6N8P*4 Vacuum Tube Pre-amp PreAmplifier Bare PCB Board

$14.26 $8.56

1pc One Tube Sylvania 6GK5 6FQ5A Identical Construction NOS Life Test Great Tube

$10.96 $6.58

6J1 Hifi Stereo Electronic Tube Preamplifier Board Finished Preamp Amplifer

$12.36 $7.42

Phono Preamp for Turntable Stereo Tube Amplifier High Fidelity

$23.21 $13.93

NOS Matsushita Mullard 6267 (ef86 Ef806) Mesh Screen Silver Plate O Getter

$80.79 $48.48

Nobsound E6 Direct Heated Vacuum Tube Class A Stereo Audio Pre-Amplifier COOL

$44.42 $26.65

Pre-amp for Phonograph Vacuum Electron Tube Valve Preamp Hifi System Amplifier

$24.64 $14.78

Tung-Sol 6SL7GT Black Glass Round Plate Square Mica Tested Good Balanced Tube

$39.12 $23.47

Vox AC15C1VB Electric Guitar Amplifier 15 Watt 1x12 Tube Combo Amp Vintage Black

$786.45 $471.87

50L6GT (50L6) Vacuum Tubes - Various Brands - $5.90/ea (TESTED & GUARANTEED)

$3.89 $2.34

Sovtek 12AX7WC Matched Quads Triode Pre-Amp Vacuum Tube Vt-1000 Rated: 7/8

$79.18 $47.51

PreSonus Studio Channel strip preamp + dbx 286s -Microphone Preamp/Channel Strip

$289.52 $173.72

HIFI Audio FU19/FU29 Vacuum Tube Amplifier Single Ended Class A Audio Amplifier

$215.6 $129.36

Amptata ECC83 82 12AX7 U7 Replace 6SN7 6SL7 Vacuum Tube Converter Pre Amplifier

$7.86 $4.72

New Ip & Gm Factory Matched Pair (2) Electro Harmonix 2A3 Gold Grid Vacuum Tubes

$229.22 $137.53

JOYO Meteor II BanTamp XL Series Mini Amp Head 20 Watt Preamp 2 CH Hybrid Tube

$140.8 $84.48

VACUUM TUBE Old Time Radio Show broadcaster unbuilt MP3 AM radio transmitter kit

$34.32 $20.6

dbx 576 Vacuum tube mic preamp/compressor Used Operation Confirmed From Japan

$626.57 $375.94

Brand New Electro-Harmonix 12AX7 ECC83 GOLD PINS Gain Tested Vacuum Tube

$39.15 $23.49

2pcs 6J1P 6AK5 Valve Vacuum Tube For PreAmplifier Board Headphone Amplifier S~.i

$5.3 $3.18

EF86 to 6SJ7 6J8P 6Ж8 Vacuum Tube Adapter Converter Pre Amplifier Guitar Part

$9.94 $5.97

Delco 5Y3G Grey Plate Bottom Foil Getter Life Test Good Tube

$12.72 $7.63

PreSonus Studio Channel

$316.8 $190.08

JJ Electronics ECC83MG /12AX7S Mid-Gain Preamp Tube

$24.64 $14.78

Electro-Harmonix 12AX7 Preamp Tube

$29.04 $17.42

RCA 12AX7 Tube, long grey plates, angled square getter Made USA

$44.0 $26.4

McIntosh MP1100 Vacuum Tube Phono Preamplifier Working w/operating instructions

$6040.31 $3624.19

2 NOS Special HiFi Edition Toshiba 12AU7 ECC82 Audio Preamp Tubes ~ Holy Grail

$307.12 $184.28

Benson Amps Preamp Clean Boost, Overdrive, Fuzz GUitar Effect Pedal

$219.12 $131.48

Tube Preamp Vacuum Phono Pre-amp for Phonograph Amplifier

$23.63 $14.18

Pair Of SYLVANIA 6au6A Pre-Amp Vacuum Tube Tested

$17.61 $10.56

Leaf PA-03 MKII Tube Preamplifier w/ VU Meter 6N11 Balanced Refer To ARC LS22

$696.39 $417.84

Orange Amps Micro Terror 20-Watt Tube Preamp Compact Tube Amp with Guitar Cabine

$332.4 $199.44

2 Raytheon JRP 6X4W Vacuum Tubes for Eico Grommes Scott Seeburg Rockola

$13.2 $7.92

Sovtek Russia Pre Amp Vacuum Tubes 7025 / 12AX7WA Lot Of 3 Not Tested

$57.2 $34.32

Sylvania 6LR6 LifeTest Excellent Emission Over 100% Tube

$30.32 $18.19

BRZHIFI 6J5 F5 Tube Preamplifier Bluetooth 5.0 Headphone Amplifier APP Control

$54.09 $32.46

Gold Matched Pair LinLai ECC82 12AU7 Perfect HIFI Audio Vacuum Tube Amp Classic

$55.44 $33.26

GAIN VERIFIED (98, 94.2) MAXI-PREAMP TESTED MULLARD REISSUE 12AX7 / ECC83 TUBE

$42.2 $25.32

SA-30 HiFi Bluetooth Audio Receiver Lossless Decoding Tube Preamp DAC ot25

$57.79 $34.67

RCA 5AU4 Grey Plate Double Side D-Getter Tested Strong Balanced Tube

$8.32 $4.99

Vintage Motorola 12AU7/ECC82/5814 Preamp Vacuum Tube Valve- Bangybang.tube

$29.57 $17.75

NOS Tele King GE 6SN7 GTA Tube General Electric Electron Vacuum Preamp Audio

$30.8 $18.48

6AU8 RCA NOS NIB Audio Receiver Guitar Vacuum Tubes Pair

$18.48 $11.09

Electro-Harmonix 12AX7EH Preamp Vacuum Tube (Perfect Condition)

$22.0 $13.2

PHILCO 6CS7 TUBE MATCHED PAIR BLK PLATE RAUNCHY TONE 1960

$66.0 $39.6

Tested Good GE 6SL7GT Vintage Preamp Radio Tube Audio Amplifier Chrome Bottom

$15.8 $9.48

YAQIN MS-23B Tube Phono Stage Pre-AMP MM RIAA Turntable HiFi Stereo Preamplif O

$216.74 $130.05

Mini Vacuum Tube Headphone Amplifier Desktop Audio Preamp for Home Stereo System

$30.93 $18.56

Behringer Ultragain Pro MIC2200 V2 2-Channel Audiophile Vacuum Tube Microphone/L

$102.96 $61.78

ART USB Dual Pre Battery Powered USB Preamp/Interface w/ 2 x XLR/TRS Inputs

$88.0 $52.8

Synergy DS-2 2 Channel Preamp Module, 2 x 12AX7, Based on Dirty Shirley

$337.92 $202.75

Preamp Stereo Audio HiFi Tube Preamplifier 12AU7 12AX7 6Z4 Vacuum Tube Y

$237.86 $142.72

TL Audio EQ2011 Indigo Series 2ch 4 band parametric eq Quality UK Valve unit.

$314.66 $188.8

NOS Pair, JAN Phillips 6U8A Tubes, Au Pins Adapters To Replace 7199 Tube’s Exc.

$61.56 $36.94

JJ Electronic - Ruby 3 Pack ECC81 / 12AT7 CZ HG Preamp Tubes

$56.66 $34.0

1PC Pre-amp for Hifi System Audio Preamp Phono Tube Amplifier Turntable Stereo

$19.71 $11.83

Mini Vacuum Tube Headphone Amplifier Desktop Audio Preamp for Home Stereo System

$28.99 $17.4

Vintage 1966 Westinghouse 12AX7A Preamp Tube 12AX7 Valve #59

$35.01 $21.01

1 x NOS Triotron ECC83 12AX7 △t? mCA Long Weld Plates D-geter Triode Vacuum Tube

$880.0 $528.0

DC 12V-16V HiFi 6K4 Tube Preamplifier Preamp Audio Amp Home Theater Assembly

$19.59 $11.75

Sylvania 12BY7A 12BV7 12DQ7 Label Motorola NOS NIB Life Test Excellent Tube

$12.72 $7.63

Nobsound E6 Direct Heated Vacuum Tube Class A Stereo Audio Pre-Amplifier NICE

$44.6 $26.76

Supro Black Magick Reverb Head

$1319.12 $791.48

Radio Tubes 12AX7 ECC83 Tung Sol Original USA White Box NOS

$39.6 $23.76

new Quartet JJ ECC83S / 12AX7 PREAMP VACUUM TUBES ***FREE SHIPPING***

$87.12 $52.28

Hifi Tube Amp Pre Amplifier Home Audio Phono Preamp Sound System

$19.36 $11.62

Vintage Sylvania 6AW8A Western 349a preamp Triode Pentode Audio Vacuum Tube Val

$22.18 $13.31

Sylvania 6SL7GT VT-229 Label RCA NOS NIB Tested Strong Balanced Tube

$33.84 $20.31

2 Each RCA 12AU7 Clear Top Vacuum Tube 196Os Gray Plate USA Test Strong

$34.32 $20.6

Tung-Sol 5963 12AU7 ECC82 LIFE TEST EXCELLENT Tested Emission Strong Tube

$17.12 $10.27

6cg7 6fq7 tube NOS Fivre Italy matched quad tubes preamp tested strong

$439.12 $263.48

Raytheon 6SN7GTB Black Plate Top O-Getter Tested Strong Balanced Tube

$19.76 $11.86

Vintage Amperex 12AU7A/ECC83 Preamp Vacuum Tube Valve- Bangybang.tube

$88.71 $53.23

Nobsound E6 Direct Heated Vacuum Tube Class A Stereo Audio Pre-Amplifier NEW

$44.43 $26.66

110V 50W Transformer R type for Tube preamp 265V-0-265V 3.15V-0-3.15V 12.6V

$74.8 $44.88