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Amperite 2A12 Ballast Tube Automatic Regulator of Current and Voltage NOS NIB

Amperite 2A12 Ballast Tube Automatic Regulator of Current and Voltage NOS NIB: $14.95


Amperite 2A12 Ballast
8 Pin Tube Plate bias current Probe Socket for Testing  6L6 6V6 EL34 KT88 5881

8 Pin Tube Plate bias current Probe Socket for Testing 6L6 6V6 EL34 KT88 5881: $17.99


8 Pin Tube
Matched PAIR (current) 6P3S-E (5881) TUBES Milspec USSR NOS

Matched PAIR (current) 6P3S-E (5881) TUBES Milspec USSR NOS: $29.00


Matched PAIR (current)
2 Sylvania 6V6GT Tubes 1950 Current Draw Matched Pair GM Tested As NOS

2 Sylvania 6V6GT Tubes 1950 Current Draw Matched Pair GM Tested As NOS: $24.95


2 Sylvania 6V6GT
New Current Matched 1Pair Shuguang LinLai Tube 300B HiFi Series Vacuum Tubes

New Current Matched 1Pair Shuguang LinLai Tube 300B HiFi Series Vacuum Tubes: $125.95


New Current Matched
Brand New Plate Current Matched Pair Mullard Reissue EL84  6BQ5 Vacuum Tubes

Brand New Plate Current Matched Pair Mullard Reissue EL84 6BQ5 Vacuum Tubes: $33.25


Brand New Plate
Plate Current Matched Quad (4) Svetlana EL34 [Winged =C= Reissue] Vacuum Tubes

Plate Current Matched Quad (4) Svetlana EL34 [Winged =C= Reissue] Vacuum Tubes: $79.95


Plate Current Matched
Brand New Plate Current Matched Pair (2) Sovtek EL84 6BQ5 Vacuum Tubes

Brand New Plate Current Matched Pair (2) Sovtek EL84 6BQ5 Vacuum Tubes: $24.26


Brand New Plate
2 in 1 Tube amp bias tool Current and Plate Voltage test probe 6l6 el34 kt88

2 in 1 Tube amp bias tool Current and Plate Voltage test probe 6l6 el34 kt88: $34.99


2 in 1
Tube Cathode Bias Current Probe Tester 8-Pin Socket for 6L6 6V6 EL34 KT88 6550

Tube Cathode Bias Current Probe Tester 8-Pin Socket for 6L6 6V6 EL34 KT88 6550: $12.91


Tube Cathode Bias
2) GE 6L6GC A-NOSNIB Tubes OO Tested+Auditioned GREAT CurrentGm MATCHED PAIR!

2) GE 6L6GC A-NOSNIB Tubes OO Tested+Auditioned GREAT CurrentGm MATCHED PAIR!: $166.50


2) GE 6L6GC
Nobsound Amplifiers Vacuum Tube Plate Bias Current Probe Tester 8 Pin Socket

Nobsound Amplifiers Vacuum Tube Plate Bias Current Probe Tester 8 Pin Socket: $19.88


Nobsound Amplifiers Vacuum
Sovtek EL84M  6BQ5WA High Power Tubes Current Matched Quad (4)

Sovtek EL84M 6BQ5WA High Power Tubes Current Matched Quad (4): $69.00


Sovtek EL84M
New Current Matched Quad (4) Reissue Genalex Gold Lion KT66 6L6 Vacuum Tubes

New Current Matched Quad (4) Reissue Genalex Gold Lion KT66 6L6 Vacuum Tubes: $145.95


New Current Matched
8 Pin Tube Plate bias current Probe Socket for Testing  6L6  EL34 KT88 5881 Ver2

8 Pin Tube Plate bias current Probe Socket for Testing 6L6 EL34 KT88 5881 Ver2: $21.99


8 Pin Tube
TUBES 2 GE 6L6GC USA a factory matched pair for Gm and plate current testnos

TUBES 2 GE 6L6GC USA a factory matched pair for Gm and plate current testnos: $89.99


TUBES 2 GE
Brand New Plate Current Matched Pair (2) Reissue Mullard EL34 6CA7 Vacuum Tubes

Brand New Plate Current Matched Pair (2) Reissue Mullard EL34 6CA7 Vacuum Tubes: $44.02


Brand New Plate
Tube Amp Plate Bias Current Probe Tester 8Pin Socket for 6L6 6V6 EL34 KT88 6550

Tube Amp Plate Bias Current Probe Tester 8Pin Socket for 6L6 6V6 EL34 KT88 6550: $12.91


Tube Amp Plate
Brand New Current Tested Electro-Harmonix 300B Ceramic Vacuum Tube

Brand New Current Tested Electro-Harmonix 300B Ceramic Vacuum Tube: $72.26


Brand New Current
KT88 Teslovak New Pair Fully Match GM and Current 24 Hr Burn-In KT-88 KT 88 Tube

KT88 Teslovak New Pair Fully Match GM and Current 24 Hr Burn-In KT-88 KT 88 Tube: $66.88


KT88 Teslovak New
Amperite 3-4 Ballast Tube Automatic Regulator of Current and Voltage NOS NIB

Amperite 3-4 Ballast Tube Automatic Regulator of Current and Voltage NOS NIB: $8.95


Amperite 3-4 Ballast
Amperite 1HTF10 Ballast Tube Automatic Regulator of Current and Voltage NOS NIB

Amperite 1HTF10 Ballast Tube Automatic Regulator of Current and Voltage NOS NIB: $19.99


Amperite 1HTF10 Ballast
Brand New In Box Current Tested Electro-Harmonix EL84 6BQ5 Vacuum Tube

Brand New In Box Current Tested Electro-Harmonix EL84 6BQ5 Vacuum Tube: $15.66


Brand New In
2 NOS NIB Plate Current Matched RCA 7189 Audio Tubes USA 1963

2 NOS NIB Plate Current Matched RCA 7189 Audio Tubes USA 1963: $149.00


2 NOS NIB
Brand New Tung-Sol Reissue EL84 Plate Current Matched Pair (2) Vacuum Tubes

Brand New Tung-Sol Reissue EL84 Plate Current Matched Pair (2) Vacuum Tubes: $31.10


Brand New Tung-Sol
Brand New Genalex Reissue KT77 KT-77  Current Matched Quad (4) Vacuum Tubes

Brand New Genalex Reissue KT77 KT-77 Current Matched Quad (4) Vacuum Tubes: $153.12


Brand New Genalex
FOUR CURRENT MATCHED SHUGUANG CHINESE 6L6 GC VACUUM TUBE 6L6GC

FOUR CURRENT MATCHED SHUGUANG CHINESE 6L6 GC VACUUM TUBE 6L6GC: $37.75


FOUR CURRENT MATCHED
Brand New Current Tested Electro-Harmonix 6V6 6V6GT Vacuum Tube

Brand New Current Tested Electro-Harmonix 6V6 6V6GT Vacuum Tube: $22.34


Brand New Current
New Current Matched Pair 5881 Tung-Sol Tubes - Apex Matching - Russian - Tungsol

New Current Matched Pair 5881 Tung-Sol Tubes - Apex Matching - Russian - Tungsol: $34.99


New Current Matched
Svetlana SV811-10 Tube NOS. Brand New in Box. Not current production!

Svetlana SV811-10 Tube NOS. Brand New in Box. Not current production!: $70.00


Svetlana SV811-10 Tube
Brand New Plate Current Matched Pair (2) Svetlana SV83  6P15P Vacuum Tubes

Brand New Plate Current Matched Pair (2) Svetlana SV83 6P15P Vacuum Tubes: $18.15


Brand New Plate
Brand New In Box Plate Current Tested JJ 7591 Vacuum Tube - Authorized Dealer

Brand New In Box Plate Current Tested JJ 7591 Vacuum Tube - Authorized Dealer: $22.82


Brand New In
NOS NIB Plate Current Matched Quad RCA 7189 Audio Tubes USA 1960's

NOS NIB Plate Current Matched Quad RCA 7189 Audio Tubes USA 1960's: $300.00


NOS NIB Plate
1 Amperite 6-4 Ballast Tube - Current Regulator

1 Amperite 6-4 Ballast Tube - Current Regulator: $15.95


1 Amperite 6-4
New Plate Current Tested Tung-Sol Reissue 6550 KT88 Coke Bottle Vacuum Tube

New Plate Current Tested Tung-Sol Reissue 6550 KT88 Coke Bottle Vacuum Tube: $38.29


New Plate Current
Brand New Current Matched Quad (4) Electro-Harmonix KT90 Vacuum Tubes

Brand New Current Matched Quad (4) Electro-Harmonix KT90 Vacuum Tubes: $164.95


Brand New Current
1 Amperite Ballast 6-36 Vacuum Tube Automatic Current Regulator

1 Amperite Ballast 6-36 Vacuum Tube Automatic Current Regulator: $14.99


1 Amperite Ballast
Matched PAIR ( 1% tol. current) 6P3S-E (6L6  5881 6L6G) TUBES Gold Grid NOS

Matched PAIR ( 1% tol. current) 6P3S-E (6L6 5881 6L6G) TUBES Gold Grid NOS: $29.50


Matched PAIR (
Brand New Plate Current Matched Pair (2) Sovtek 5881  6L6WGC Vacuum Tubes

Brand New Plate Current Matched Pair (2) Sovtek 5881 6L6WGC Vacuum Tubes: $36.44


Brand New Plate
True NOS Plate Current Tested Sylvania Leaf Black Glass 6V6GT Vacuum Tube

True NOS Plate Current Tested Sylvania Leaf Black Glass 6V6GT Vacuum Tube: $19.95


True NOS Plate
RCA 876 ballast tube - giant mogul based current regulating vacuum tube

RCA 876 ballast tube - giant mogul based current regulating vacuum tube: $45.00


RCA 876 ballast
1 Amperite Ballast 10-4 Vacuum Tube Automatic Current Regulator

1 Amperite Ballast 10-4 Vacuum Tube Automatic Current Regulator: $6.99


1 Amperite Ballast
2 NOS NIB Plate Current Matched GE 7581A KT66 Audio Tubes USA

2 NOS NIB Plate Current Matched GE 7581A KT66 Audio Tubes USA: $196.00


2 NOS NIB
2) Vintage GE 6L6GC A-NOSNIB 2-Tubes CurrentGm MATCHED PAIR Very NICE 1980 USA

2) Vintage GE 6L6GC A-NOSNIB 2-Tubes CurrentGm MATCHED PAIR Very NICE 1980 USA: $161.10


2) Vintage GE
Amperite Ballast Vacuum Tube 7H-4B 7H 4B Vacuum Tube Automatic Current Regulator

Amperite Ballast Vacuum Tube 7H-4B 7H 4B Vacuum Tube Automatic Current Regulator: $9.99


Amperite Ballast Vacuum
2 NIB Sylvania 6V6GTA Tubes (USA) Closely matched plate current

2 NIB Sylvania 6V6GTA Tubes (USA) Closely matched plate current: $50.00


2 NIB Sylvania
1 Champion Ballast BM55B Vacuum Tube Automatic Current Regulator

1 Champion Ballast BM55B Vacuum Tube Automatic Current Regulator: $25.99


1 Champion Ballast
True NOS Plate Current Matched Pair Sylvania Leaf Black Glass 6V6GT Vacuum Tubes

True NOS Plate Current Matched Pair Sylvania Leaf Black Glass 6V6GT Vacuum Tubes: $49.95


True NOS Plate
Brand New Current Matched Octet (8) Electro-Harmonix 6550 Ceramic Vacuum Tubes

Brand New Current Matched Octet (8) Electro-Harmonix 6550 Ceramic Vacuum Tubes: $249.99


Brand New Current
EL84 Tube Plate current bias Probe Socket 9 pin for EL84 6BQ5 6P14P 7189 N709

EL84 Tube Plate current bias Probe Socket 9 pin for EL84 6BQ5 6P14P 7189 N709: $29.99


EL84 Tube Plate
New Current Matched Quad (4) Psvane KT88-T Classic MKII II Series Vacuum Tubes

New Current Matched Quad (4) Psvane KT88-T Classic MKII II Series Vacuum Tubes: $299.95


New Current Matched
1 Zenith Ballast 100-76 Vacuum Tube Automatic Current Regulator

1 Zenith Ballast 100-76 Vacuum Tube Automatic Current Regulator: $9.99


1 Zenith Ballast
2 NOS NIB RCA 6V6 Metal Tubes GM And Current Draw Matched Pair

2 NOS NIB RCA 6V6 Metal Tubes GM And Current Draw Matched Pair: $22.95


2 NOS NIB
2 NOS NIB Tung Sol 6V6GTA 6V6GT Tubes Date GM And  Current Draw Matched Pair

2 NOS NIB Tung Sol 6V6GTA 6V6GT Tubes Date GM And Current Draw Matched Pair: $69.95


2 NOS NIB
1 National Union NU Ballast 60-92-2 Vacuum Tube Automatic Current Regulator

1 National Union NU Ballast 60-92-2 Vacuum Tube Automatic Current Regulator: $9.99


1 National Union
New Current Matched Sextet (6) JJ Electronic 6550 Vacuum Tubes

New Current Matched Sextet (6) JJ Electronic 6550 Vacuum Tubes: $264.75


New Current Matched
1 Zenith Ballast 100-79 Vacuum Tube Automatic Current Regulator

1 Zenith Ballast 100-79 Vacuum Tube Automatic Current Regulator: $9.99


1 Zenith Ballast
AMPERITE TJ102L01 VACUUM TUBE  Current Regulating Resistor Tube  TU3

AMPERITE TJ102L01 VACUUM TUBE Current Regulating Resistor Tube TU3: $17.00


AMPERITE TJ102L01 VACUUM
Kluber Isoflex LDS 18 Spec. A  in a 45g tube.  New and current manufacture. 

Kluber Isoflex LDS 18 Spec. A  in a 45g tube.  New and current manufacture. : $39.95


Kluber Isoflex LDS
Amperite 5HA20 New In Box Vacuum Tube current regulating resistor tube Ballast

Amperite 5HA20 New In Box Vacuum Tube current regulating resistor tube Ballast: $12.00


Amperite 5HA20 New
Brand New Plate Current Matched Octet (8) Svetlana KT88-SV Gold Grid Tubes

Brand New Plate Current Matched Octet (8) Svetlana KT88-SV Gold Grid Tubes: $274.49


Brand New Plate
2 NOS NIB GE 6L6GC Tubes Strong GM And Current Draw Matched Pair

2 NOS NIB GE 6L6GC Tubes Strong GM And Current Draw Matched Pair: $119.95


2 NOS NIB
2 NOS NIB RCA 6L6GC Tubes Black Plates Tight GM And Dual Current Draw Matched Pr

2 NOS NIB RCA 6L6GC Tubes Black Plates Tight GM And Dual Current Draw Matched Pr: $349.95


2 NOS NIB
New Plate Current Matched Quad (4) Mullard Reissue KT88  6550 Vac

New Plate Current Matched Quad (4) Mullard Reissue KT88 6550 Vac: $152.41


New Plate Current
New Current Matched Octet (8) JJ Electronic KT88 (ST Shape) Vacuum Tubes

New Current Matched Octet (8) JJ Electronic KT88 (ST Shape) Vacuum Tubes: $359.77


New Current Matched
(4x) QUAD - SVETLANA 6550  6550C (KT88) VACUUM TUBES - CURRENT MATCHED!

(4x) QUAD - SVETLANA 6550 6550C (KT88) VACUUM TUBES - CURRENT MATCHED!: $123.00


(4x) QUAD -