HiFi 12AX7 Vacuum Tube Preamp Stereo Audio Desktop Preamplifier Refer to Marantz

$201.49 $120.9

TELEFUNKEN 6DJ8 ECC88 VACUUM TUBE SMALL DIAMOND CURVE TRACER MATCHED PAIR 1962

$236.72 $142.03

GE 6SN7 GTB TUBE CHROME SIDED HALOS GRAY LADDER PLATES MATCHED QUAD Set of (4)

$82.1 $49.26

New Gain Matched Pair (2 pcs) Electro-Harmonix 12DW7 ECC832 Vacuum Tubes

$84.33 $50.6

GE 6L6GC Label EICO Tested Good Tube

$17.12 $10.27

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

$186.26 $111.76

New Unused Westinghouse 7643 Old Vintage Ham Radio Tube Guitar Preamp Audio Amp

$2.64 $1.59

13 x Tesla Siemens Tungsram Zaerix PCC88 - 7DJ8 Triode Preamp Audio Vacuum Tubes

$52.8 $31.68

Manley Core Reference Tube Channel Strip w/ Class A Tube Mic/Line Preamp

$2199.96 $1319.98

6BL8 A Telefunken Vacuum Tube ECF80.

$6.16 $3.7

Aphex 230 MVC Tube Pre/De-Ess/Gate/Big Bottom/Parts Only. READ DESCRIPTION

$132.0 $79.2

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

$18.48 $11.09

Phono Preamp Tube Headphone Amplifier Home Audio Pre-amp for

$19.96 $11.98

Gain Matched Quad (4) JJ 6922 / E88CC / 6DJ8 / ECC88 Vacuum Tubes - Brand New

$105.54 $63.33

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

$44.44 $26.67

HiFi 12AX7 Vacuum Tube Preamp Stereo Audio Desktop Preamplifier Refer to Marantz

$218.94 $131.37

NOS GE JG-5814 Matching Pair Preamp Tubes JG-5814A Rare Plate Getters

$95.04 $57.03

Vintage NEC 12AU7/ECC83/5814 Preamp Vacuum Tube Valve- Bangybang.tube

$29.57 $17.75

F200 Vacuum Tube Preamplifier Stereo HiFi Audio Tube Preamp For JP200 FREE-TOP

$375.37 $225.22

Vintage Red Label Sylvania 12AT7/ECC81 Vacuum Tube NOS NIB Audio Preamp Electron

$15.8 $9.48

NEW 6J1P Valve Vacuum Tube for PreAmplifier Board Headphone Amplifier Module

$1.92 $1.16

Tung-Sol ECC803s 12AX7 Gold Pin Preamp Vacuum Tube

$36.92 $22.15

Brand New Gain Matched Pair (2) Electro-Harmonix 12AT7 ECC81 Vacuum Tubes

$47.6 $28.56

Sylvania 6SN7W Label Raytheon Tested Like NOS Balanced Tube

$77.84 $46.71

Sylvania 6SN7WGTA Tested Like NOS Balanced Tube

$42.64 $25.59

GE 5687 5 Star VINTAGE Audio Preamplifier VACUUM TUBE USA Tested 8.7161-D

$13.16 $7.9

NOS PAIR HYTRON 6AK5 Black Plate AUDIO PREAMP VACUUM TUBES Tested USA O.2965-D

$20.2 $12.12

Vacuum Pre-amp Hi-Fi Stereo Preamp Home Theater DIY Preamp Amplifier Board

$18.39 $11.03

T9 Preamplifier 2x6E2 HiFi Tube Amplifier MM/MC Turntable Microphone Amplifier

$84.44 $50.67

AMPEREX BUGLE BOY 6DJ8 ECC88 TUBE SINGLE D GTR SUPER SWEET SOUND 1959

$219.12 $131.47

OriPure OA-H05 Handcrafted 5 Watts All Tube Guitar Amp Head, Paper Insulation

$216.48 $129.89

JJ 12AU7 ECC82 Life Test Excellent Tube

$8.32 $4.99

Bugera T5 5W Tube Guitar Amplifier Head

$192.72 $115.64

CBS 12AX7 ECC83 LONG PLATE TIGHT BAL EXC CONDITION VINTAGE 1960ISH

$30.76 $18.46

Vacuum Pre-amp Hi-Fi Stereo Preamp Home Theater DIY Preamp Amplifier Board

$19.97 $11.99

6A2 Vacuum Tube Preamplifier USB Bluetooth 5.0 Amplifier w/ Power TUBE-T1 PLUS

$42.45 $25.47

1 RCA JAN 5691 6SL7GT Vacuum Tube - RARE 1954 Vintage 3-Mica Audio Twin Triode

$66.0 $39.6

DAC Decoder Bluetooth 5.1 Tube Preamplifier ES9018K2M fo Amplifier XDUOO MU-603

$99.49 $59.7

Kartakou Colossus / Handmade Tube Preamp / Free Shipping

$411.84 $247.11

6J5 Hifi Vacuum Tube Preamplifier Tube Preamp With APTX Bluetooth 5.0 Support

$60.72 $36.43

10 x RR Yugo, Tungsram, RFT ECC85 - 6AQ8 Dual Triode Preamp Vacuum Audio Tubes

$39.36 $23.62

Art DA AD DAC 2-Channel Audio converter DI/O tube converter

$78.33 $47.0

Douk Audio T3 PLUS Vacuum Tube Preamp MM / MC Phono Stage Desktop Headphone Amp

$74.69 $44.82

QUAD FOUR Electro-Harmonix NEW 7025 7025EH Tube

$101.16 $60.7

ART Voice Channel Tube Mic Preamp

$545.6 $327.36

4-Way Hi-Fi Vacuum Tube Preamp Stereo Audio Switcher Box Desktop Headphone Amp s

$65.12 $39.07

RCA 6AN8A Vintage AUDIO Preamplifier RADIO VACUUM TUBE USA Tested 9.7026-D

$12.28 $7.37

NOS 12AT7/12AT7WC VACUUM TUBE ECC81 6201 AMP PREAMP RADIO AUDIO ELECTRON VINTAGE

$17.61 $10.56

PreSonus Studio Channel 1-Channel Vacuum-Tube Channel Strip

$237.6 $142.56

Strong Pair AMPEREX HOLLAND HP Select 6DJ8 ECC88 Dimple Disc Tubes - TV7 Tested

$26.4 $15.84

Tung-Sol KT120 Tested Strong Like NOS Tube

$60.24 $36.15

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

$18.43 $11.06

REISONG 1:1 Audio Tube Amplifier Passive Step-up Transformer Hi-End Preamplifier

$94.5 $56.7

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

$40.11 $24.07

Mullard GZ37 CV378 Label National NOS NIB Tested Strong Balanced Tube

$113.04 $67.83

RCA 12AT7 ECC81 Life Test Excellent Black Plate Square D-Getter Tube

$21.52 $12.91

Westinghouse 6SN7GTB Tested Good Tube

$8.32 $4.99

1 NOS Sylvania 12AY7 Vacuum Tube - 1960's Audio Twin Triode for Fender Amps

$44.0 $26.4

RARE Philips ECC83 12AX7 △A mCA Copenhagen Long Weld Plates D-getter Vacuum Tube

$492.8 $295.68

Phono Preamp for Turntable Pre-amp Record Player Tube Amplifier

$19.79 $11.87

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

$66.75 $40.05

Conrad Johnson PV2 Vacuum Tube Pre-Amplifier Stereo Equipment Fully Tested

$1056.0 $633.6

Vintage Magnavox 12AU7/ECC83/5814 Preamp Vacuum Tube Valve- Bangybang.tube

$29.57 $17.75

Linear Tube Audio MicroZOTL MZ2 Stereo Tube Headphone Amplifier

$1247.84 $748.71

Tube Amplifier Pre-amp for Phono Preamp Vacuum Electron Valve Turntable

$19.36 $11.62

MACTONE XX-300A Tube Control Amplifier High-End Audio Preamp Vintage Japan

$1711.6 $1026.96

1x NOS 1969 Mullard GtBrit E88CC 6922 ~ GrailWarmAudioTube Preamp/Mic Rode K2NTK

$259.61 $155.77

Hifi Tube Preamplifier Tube Amplifier with Silver Panel Supports Remote Control

$501.6 $300.96

Closely Matched Pair Sylvania 6SN7GT VT-231 Same Date NOS NIB Tested Strong Tube

$262.64 $157.59

Brand New Current Matched Quad (4) Sovtek EL84M / 6BQ5WA = 7189 Tubes

$144.59 $86.76

Tung-Sol 5751 New Production Preamp Vacuum Tube

$36.04 $21.63

Presonus Bluetube DP V2 Tube Based Studio Microphone Preamplifier

$224.4 $134.64

50 Pcs NOS GE 11LT8 - audio radio Preamp Tubes NIB

$30.8 $18.48

1pc (One) RCA JAN 12BA6 HF93 MilSpec Same Date NOS NIB Life Test Excellent Tube

$8.32 $4.99

PSVANE 12AX7/ECC83 Preamp Tube Pair

$39.6 $23.76

Sovtek 12AX7WC Matched Quads Rated: 8/9 Triode Pre-Amp Beam Vacuum Tube VT-1000

$79.18 $47.51

1 EA. GENALEX GOLD LION 12AX7 / B759 GOLD PIN PREAMP TUBE NEW IN BOX

$70.36 $42.22

6BL8 Amperex Audio Receiver Radio Preamp Vacuum Tubes Tested Pair

$25.52 $15.31

Control the tone of the 3 bands you like. PCB Stereo preamplifier.

$28.43 $17.06

(3) GE 6463 GRAY PLATE AUDIO PREAMPLIFIER TUBES - TV7 TESTED - BALANCED

$22.88 $13.73

Hifi Stereo ECC83 Tube Preamp Base On Marantz 7 Preamplifier Circuit (B6-77）

$127.6 $76.56

TELEFUNKEN ECC81/12AT7 VACUUM TUBE RIBBED PLATE

$35.21 $21.12

Tube Amplifier Preamplifier for Home Theater System Turntable

$28.74 $17.24

Triad 12AX7 ECC83 NOS NIB Short Grey Plate O-Getter Tested Strong Balanced Tube

$39.12 $23.47

BRZHIFI PAP-6A2 Preamplifier Electronic Tube Audio Amplifier with 12V Adapter

$26.74 $16.05

Tight Match Pair GE 12AX7 ECC83 Long Grey Plate Halo Getter Tested Balanced Tube

$60.24 $36.15

ART Tube MP Professional Mic Preamp/Processor Series

$52.8 $31.68

Vintage Kentron 12AU7WA/6189 Preamp Vacuum Tube Valve- Bangybang.tube

$44.36 $26.62

NOS 1960 BUGLE-BOY HOLLAND 12AX7 ECC83 B339 HUGE HALO TUBE 1,2mA/1.2mA 100%/100%

$174.24 $104.55

Mcintosh C11 preamplifier Beautiful condition (100% serviced)

$2376.0 $1425.6

Closely Matched Pair Toshiba 6SN7GTB (Label Raytheon) NOS Balanced Tube

$86.64 $51.99

ART Tube MP Project Series Microphone Preamp

$128.48 $77.09

Vintage RCA 12BH7A Preamp Tube Valve #70

$26.04 $15.62

1 PCS PSVANE ECC83 Preamplifier Tube Amplifier Vacuum Tube Replace 12AX7 Tube

$27.28 $16.37

SA-20 HiFi Vacuum Tube Audio Sound Processor Preamp Pre Amplifier USB/Bluetooth

$73.57 $44.15

GL 1612 6L7 GE Metal Audio Receiver Preamplifier Vacuum Tubes Tested Pair

$29.04 $17.42

HiFi 12AT7 Vacuum Tube SRPP Preamplifier Board PCB Base On Hetian Mau's Preamp

$14.08 $8.45

SUMMIT AUDIO TD-100 Tube Instrument Preamp / Direct Box Processor

$616.0 $369.6

Sylvania 6SN7GTB Chrome Dome Angled "T" Plate Tubes PLATINUM MATCHED on AT1000

$52.51 $31.51

4-Way HiFi Vacuum Tube Preamp Stereo Audio SwitcherBox Desktop Headphone Amp

$52.76 $31.66