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Dumont Code Matched 6681/12AX7 Vacuum Tube Pair Premium Ruggedized 12AX7 Valve
Dumont Code Matched 6681/12AX7 Vacuum Tube Pair Premium Ruggedized 12AX7 Valve

$350.00

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6681/12AX7WA/ECC83 GE Low Noise Bars MaxiPreamp2/TV7 tested (1) tube lot
6681/12AX7WA/ECC83 GE Low Noise Bars MaxiPreamp2/TV7 tested (1) tube lot

$59.99

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6681/12AX7WA GE Low Noise/Pizza Pan Getter MaxiPreamp2/TV7 Tested ( 1 )Tube Lot
6681/12AX7WA GE Low Noise/Pizza Pan Getter MaxiPreamp2/TV7 Tested ( 1 )Tube Lot

$40.00

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Sylvania 6681 12AX7 Vacuum Tube TV7 Tested Strong
Sylvania 6681 12AX7 Vacuum Tube TV7 Tested Strong

$20.00

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Raytheon Long Black Plate Angled D Getter 12AX7 / 6681 Tube - 90/96
Raytheon Long Black Plate Angled D Getter 12AX7 / 6681 Tube - 90/96

$59.99

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NOS Electron Tube RCA 6681 12AN7
NOS Electron Tube RCA 6681 12AN7

$39.95

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Rare NOS Mullard 12AX7 ECC83 Tube I63 Red Tip Selected Amperex B339 7025 6681
Rare NOS Mullard 12AX7 ECC83 Tube I63 Red Tip Selected Amperex B339 7025 6681

$90.00

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TUNG SOL 12AX7A (6681) AUDIO VACUUM TUBE TESTED VINTAGE D.10127.C
TUNG SOL 12AX7A (6681) AUDIO VACUUM TUBE TESTED VINTAGE D.10127.C

$36.95

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Rare NOS Mullard 12AX7 ECC83 Tube Box Plate CV4004 M8137 B339 7025 6681 L@@K!!
Rare NOS Mullard 12AX7 ECC83 Tube Box Plate CV4004 M8137 B339 7025 6681 L@@K!!

$80.00

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SYLVANIA 6681 12AX7 LONG GRAY PLATES TUBE, TV-7DU TESTED #A-21
SYLVANIA 6681 12AX7 LONG GRAY PLATES TUBE, TV-7DU TESTED #A-21

$24.99

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EI Smooth Gray Plate 6681 12AX7 Vacuum Tube NOS? Amplitrex Tested 125/125%
EI Smooth Gray Plate 6681 12AX7 Vacuum Tube NOS? Amplitrex Tested 125/125%

$75.00

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Perfectly Matched Pair of RCA 12AX7A 6681 NOS NIB Vacuum Tubes
Perfectly Matched Pair of RCA 12AX7A 6681 NOS NIB Vacuum Tubes

$200.00

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12AX7/6681/ECC83 Sylvania copper post MaxiPreamp2/TV7 tested (1) tube lot
12AX7/6681/ECC83 Sylvania copper post MaxiPreamp2/TV7 tested (1) tube lot

$69.99

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6681/12AX7/ECC83 Sylvania Copper Posts MaxiPreamp2/TV-7 tested READ DESCRIPTION
6681/12AX7/ECC83 Sylvania Copper Posts MaxiPreamp2/TV-7 tested READ DESCRIPTION

$50.00

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Rare ANOS Mazda 6L13 Tube 12AX7 ECC83 SuperTube Mc6 7025 6681 B339 ECC803s L@@K!
Rare ANOS Mazda 6L13 Tube 12AX7 ECC83 SuperTube Mc6 7025 6681 B339 ECC803s L@@K!

$275.00

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Unused Ridgid Pipe Die: 1 1/4 Pipe Dies for 500 Mono Heads (6681)
Unused Ridgid Pipe Die: 1 1/4 Pipe Dies for 500 Mono Heads (6681)

$39.99

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NOS NIB GE 6681 12AX7 Long Plate D Getter Low Noise Preamp Tube
NOS NIB GE 6681 12AX7 Long Plate D Getter Low Noise Preamp Tube

$60.00

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LOT OF 2 - ELECTRONIC ENTERPRISES - 12AX7 / 6681 - HOLLAND - VACUUM TUBES
LOT OF 2 - ELECTRONIC ENTERPRISES - 12AX7 / 6681 - HOLLAND - VACUUM TUBES

$115.00

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(2) GE 6681 12AX7 VACUUM TUBES HALO GETTERS, SAME DATE CODE 56-22 FROM KY TESTED
(2) GE 6681 12AX7 VACUUM TUBES HALO GETTERS, SAME DATE CODE 56-22 FROM KY TESTED

$80.00

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rca short plate 6681 12ax7 tube
rca short plate 6681 12ax7 tube

$35.50

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MATCHED PAIR NOS NIB SYLVANIA 6681 12AX7 TUBES AT1000 TESTED +100% COM GRADE
MATCHED PAIR NOS NIB SYLVANIA 6681 12AX7 TUBES AT1000 TESTED +100% COM GRADE

$95.00

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3 Amperex Electron Audio Amplifier Radio Vacuum Tube 6681 12AX7 New
3 Amperex Electron Audio Amplifier Radio Vacuum Tube 6681 12AX7 New

$293.92

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Vintage Tube Nos STC 6681 12ax7a Balanced
Vintage Tube Nos STC 6681 12ax7a Balanced

$83.50

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Rare NOS RCA 12AX7A ECC83 Tube E83cc B339 12AX7 6681 6L13 NIB FENDER Amp L@@K!!
Rare NOS RCA 12AX7A ECC83 Tube E83cc B339 12AX7 6681 6L13 NIB FENDER Amp L@@K!!

$50.00

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GENERAL ELECTRIC GE 7581A/KT66 PAIR TEST STRONG Made In USA SUPERB!
GENERAL ELECTRIC GE 7581A/KT66 PAIR TEST STRONG Made In USA SUPERB!

$124.50

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1 Amperex 6681 12AX7A Audio Tube Holland 1969 Amplitrex Tested Strong
1 Amperex 6681 12AX7A Audio Tube Holland 1969 Amplitrex Tested Strong

$60.00

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1953 Genalex KT66 Grey Glass Matching Pair Output Tubes Marconi Valve
1953 Genalex KT66 Grey Glass Matching Pair Output Tubes Marconi Valve

$350.00

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6681 RCA PREAMP TUBE 12AX7A NOS NIB LAB GRADE TOP QUALITY (1964) *eTRACER*
6681 RCA PREAMP TUBE 12AX7A NOS NIB LAB GRADE TOP QUALITY (1964) *eTRACER*

$170.99

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Tube only (For 4.00 x 12", 4.80 x 12" Tires) -Fits White / Oliver Tractor
Tube only (For 4.00 x 12", 4.80 x 12" Tires) -Fits White / Oliver Tractor

$29.99

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KT66 OSRAM Black Coated Glass Made In England Amplitrex Tested NOS Qty 1 MP
KT66 OSRAM Black Coated Glass Made In England Amplitrex Tested NOS Qty 1 MP

$749.00

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Factory Platinum Matched Pair Genalex Gold Lion KT66 tubes, BRAND NEW in Box !
Factory Platinum Matched Pair Genalex Gold Lion KT66 tubes, BRAND NEW in Box !

$119.54

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Factory Platinum Matched Quad Genalex Gold Lion KT66 tubes, BRAND NEW in Box !
Factory Platinum Matched Quad Genalex Gold Lion KT66 tubes, BRAND NEW in Box !

$251.71

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1954 Genalex KT66 Grey Glass Matching Pair Output Tubes Marconi Valve
1954 Genalex KT66 Grey Glass Matching Pair Output Tubes Marconi Valve

$400.00

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ge 6681 12ax7 tube nos
ge 6681 12ax7 tube nos

$45.00

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QTY 24TUBES Royal Cattle Tag ( BLACKTAG) Cement Adhesive PS 6681M6 EXP 2025
QTY 24TUBES Royal Cattle Tag ( BLACKTAG) Cement Adhesive PS 6681M6 EXP 2025

$83.98

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1 X Mullard 12AX7 & 1 X GE 6681 12AX7WA Vintage Tubes. Good Values.
1 X Mullard 12AX7 & 1 X GE 6681 12AX7WA Vintage Tubes. Good Values.

$90.00

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ge 6681 12ax7 tube nos
ge 6681 12ax7 tube nos

$45.00

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National Electronics USA Made 7581A/KT66 Power Tube Filament Tested Used
National Electronics USA Made 7581A/KT66 Power Tube Filament Tested Used

$51.00

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KT66 OSRAM black coated made in England tested Hickok TV7 NOS
KT66 OSRAM black coated made in England tested Hickok TV7 NOS

$189.00

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NOS Siemens Germany ECC83 +OEBox ~ Premium Grail 12AX7 ECC83 ~ Smooth Musicality
NOS Siemens Germany ECC83 +OEBox ~ Premium Grail 12AX7 ECC83 ~ Smooth Musicality

$159.00

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Genalex KT66 Smoke Glass Vacuum Tube Amplitrex Tested Strong
Genalex KT66 Smoke Glass Vacuum Tube Amplitrex Tested Strong

$150.00

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NOS Dual Solid Disc Getter Philips 7581A Vintage PowerTube ~ KT66 Warm Rich Tone
NOS Dual Solid Disc Getter Philips 7581A Vintage PowerTube ~ KT66 Warm Rich Tone

$175.00

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GEC GENALEX KT66 6L6 CV1075 CV 321 VACUUM TUBE/VALVE NOS With Box price per tube
GEC GENALEX KT66 6L6 CV1075 CV 321 VACUUM TUBE/VALVE NOS With Box price per tube

$399.00

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KT66, GEC Vintage audio tube, X 4 pcs, tested at AVO MKIII
KT66, GEC Vintage audio tube, X 4 pcs, tested at AVO MKIII

$2200.00

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Strong Pair Amperex 12AX7A 7025 ECC83 Flying Saucer Getter Tubes TV7 Tested
Strong Pair Amperex 12AX7A 7025 ECC83 Flying Saucer Getter Tubes TV7 Tested

$165.00

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Vacuum Tube, KT66, Tube Amp Doctor, Premium Selected, Matched Quad, Power
Vacuum Tube, KT66, Tube Amp Doctor, Premium Selected, Matched Quad, Power

$187.80

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Marconi KT66 Vintage Brown Base Strong in GEC Box
Marconi KT66 Vintage Brown Base Strong in GEC Box

$150.00

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12AX7A DOUBLE TRIODE AUDIO VACUUM TUBE TESTED NOS ~ ECC83 12AX7 6681 7025A
12AX7A DOUBLE TRIODE AUDIO VACUUM TUBE TESTED NOS ~ ECC83 12AX7 6681 7025A

$39.90

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Four E91H / 6681, Miniwatt Brand from Philips, New
Four E91H / 6681, Miniwatt Brand from Philips, New

$24.00

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Strong Genelex KT66 Vacuum Tube 1956 Date
Strong Genelex KT66 Vacuum Tube 1956 Date

$139.99

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*ORIGINAL* Amperex KT66 Smoked Glass Vacuum Tubes (pair)
*ORIGINAL* Amperex KT66 Smoked Glass Vacuum Tubes (pair)

$350.00

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1MP KT66 GEC NOS Cup getter made in England Amplitrex tested #1238001/1238002
1MP KT66 GEC NOS Cup getter made in England Amplitrex tested #1238001/1238002

$840.00

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National Electronics USA Made 7581A/KT66 Power Tube Filament Tested Used
National Electronics USA Made 7581A/KT66 Power Tube Filament Tested Used

$70.00

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One Vintage GE 6681 Long Plate Vacuum Tube great Condition Canada
One Vintage GE 6681 Long Plate Vacuum Tube great Condition Canada

$45.00

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KT66 Vacuum Tube. Does not work! Glass is removable for displaying
KT66 Vacuum Tube. Does not work! Glass is removable for displaying

$1.99

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GEC KT66 BRITISH PAIR OF NEW OLD STOCK 1950'S GREY GLASS VINTAGE VALVES TUBES
GEC KT66 BRITISH PAIR OF NEW OLD STOCK 1950'S GREY GLASS VINTAGE VALVES TUBES

$495.00

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RARE VINTAGE VACUUM TUBE LOT OF 40 PIECES!
RARE VINTAGE VACUUM TUBE LOT OF 40 PIECES!

$65.00

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GENALEX / EMITRON KT66 New old stock made in England (PAIR)
GENALEX / EMITRON KT66 New old stock made in England (PAIR)

$400.00

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Vacuum Tube, KT66, JJ Electronics, Apex Matched Quad, Power
Vacuum Tube, KT66, JJ Electronics, Apex Matched Quad, Power

$228.60

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GEC KT66 VINTAGE VALVES TUBE AMPLITREX TESTED NEW OLD STOCK 100% GM
GEC KT66 VINTAGE VALVES TUBE AMPLITREX TESTED NEW OLD STOCK 100% GM

$200.00

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National Electronics USA Made 7581A/KT66 Power Tube Filament Tested Used
National Electronics USA Made 7581A/KT66 Power Tube Filament Tested Used

$61.00

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NOS Siemens Germany E83CC TriMica 1966 +OE Box ~ Top 12AX7 ECC83 ~ 6681 ECC803
NOS Siemens Germany E83CC TriMica 1966 +OE Box ~ Top 12AX7 ECC83 ~ 6681 ECC803

$395.00

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GEC KT66 BRITISH PAIR OF OLD STOCK TESTED 1950'S GREY GLASS VINTAGE VALVES TUBES
GEC KT66 BRITISH PAIR OF OLD STOCK TESTED 1950'S GREY GLASS VINTAGE VALVES TUBES

$427.50

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Vacuum Tube, KT66, Tube Amp Doctor, Premium Selected, Matched Pair, Power
Vacuum Tube, KT66, Tube Amp Doctor, Premium Selected, Matched Pair, Power

$93.90

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Amperex ECC83 / 12AX7 #312 Dual Triode Tube Vintage Rare e83cc 6681
Amperex ECC83 / 12AX7 #312 Dual Triode Tube Vintage Rare e83cc 6681

$325.00

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Vacuum Tube, KT66, Tube Amp Doctor, Premium Selected, Single, Power
Vacuum Tube, KT66, Tube Amp Doctor, Premium Selected, Single, Power

$46.95

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KT66 - EL37, MULLARD Vintage audio tube, X 2 pcs, II , tested at AVO 160
KT66 - EL37, MULLARD Vintage audio tube, X 2 pcs, II , tested at AVO 160

$550.00

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GEC OSRAM KT66 BRITISH PAIR OF OLD STOCK 1950'S GREY GLASS VINTAGE VALVES TUBES
GEC OSRAM KT66 BRITISH PAIR OF OLD STOCK 1950'S GREY GLASS VINTAGE VALVES TUBES

$427.50

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GE 6681 ECC83 12AX7 tube red log D getter long plate
GE 6681 ECC83 12AX7 tube red log D getter long plate

$59.99

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1 X 6L6G / KT66 RTC TUBE. 1950s PROD. BLACK PLATES. DUAL GETTER. USED.127.CH168
1 X 6L6G / KT66 RTC TUBE. 1950s PROD. BLACK PLATES. DUAL GETTER. USED.127.CH168

$65.49

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Vacuum Tube, KT66, Genalex Gold Lion, Matched Pair, Power
Vacuum Tube, KT66, Genalex Gold Lion, Matched Pair, Power

$137.90

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Vintage Pair Genalex KT66 Smoked Smooth Plate Foil Cup Getter England
Vintage Pair Genalex KT66 Smoked Smooth Plate Foil Cup Getter England

$500.00

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Vintage Pair Genalex KT66 Smoked Smooth Plate Foil Cup Getter England
Vintage Pair Genalex KT66 Smoked Smooth Plate Foil Cup Getter England

$550.00

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Vacuum Tube, KT66, Genalex Gold Lion, Matched Quad, Power
Vacuum Tube, KT66, Genalex Gold Lion, Matched Quad, Power

$275.80

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PAIR KT66 GEC BEAM -POWER TETRODE TUBE TESTED WITH ROETEST V10 BY CURVES NEW
PAIR KT66 GEC BEAM -POWER TETRODE TUBE TESTED WITH ROETEST V10 BY CURVES NEW

$550.00

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1 VINTAGE EMITRON KT66 / 6L6G AUDIO TUBE MADE IN ENGLAND / GENALEX
1 VINTAGE EMITRON KT66 / 6L6G AUDIO TUBE MADE IN ENGLAND / GENALEX

$222.00

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1 x MARCONI OSRAM MWT KT66 - CV1075 Test V.STRONG @ 95% Vacuum Audio Power Tube
1 x MARCONI OSRAM MWT KT66 - CV1075 Test V.STRONG @ 95% Vacuum Audio Power Tube

$217.30

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1 VINTAGE GENALEX / GEC KT66 AUDIO TUBE MADE IN ENGLAND
1 VINTAGE GENALEX / GEC KT66 AUDIO TUBE MADE IN ENGLAND

$249.00

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ONE 6681/12AX7/ECC83 GE NOS Tube Valvula Valve 진공관 真空管 电子管 Röhre Lampe valvola
ONE 6681/12AX7/ECC83 GE NOS Tube Valvula Valve 진공관 真空管 电子管 Röhre Lampe valvola

$157.50

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Genalex KT66 Gray Glass Vacuum Tube Amplitrex Tested 96% Gm
Genalex KT66 Gray Glass Vacuum Tube Amplitrex Tested 96% Gm

$225.00

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GEC KT66/6L6 Smoked Glass Made In UK Slightly Used Tested
GEC KT66/6L6 Smoked Glass Made In UK Slightly Used Tested

$1468.65

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1 VINTAGE EMITRON KT66 / 6L6G AUDIO TUBE MADE IN ENGLAND / GENALEX
1 VINTAGE EMITRON KT66 / 6L6G AUDIO TUBE MADE IN ENGLAND / GENALEX

$222.00

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GEC KT66 6L6 Clear Glass Brown Base OO Getter Tested NOS Matched Quad
GEC KT66 6L6 Clear Glass Brown Base OO Getter Tested NOS Matched Quad

$1480.00

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VERY RARE NOS 6L6G / 350B SYLVANIA * CUP GETTER ENGRAVED BASE TUBE 1947 USA KT66
VERY RARE NOS 6L6G / 350B SYLVANIA * CUP GETTER ENGRAVED BASE TUBE 1947 USA KT66

$192.50

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2015 Honda CRF250R Exhaust Muffler Silencer Y Pipe Right Side 6681 E2
2015 Honda CRF250R Exhaust Muffler Silencer Y Pipe Right Side 6681 E2

$139.11

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PAIR KT66 GEC BEAM -POWER TETRODE TUBE TESTED WITH ROETEST V10 BY CURVES NEW
PAIR KT66 GEC BEAM -POWER TETRODE TUBE TESTED WITH ROETEST V10 BY CURVES NEW

$550.00

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OSRAM KT66 Black Coated Glass Made In England Amplitrex Tested
OSRAM KT66 Black Coated Glass Made In England Amplitrex Tested

$374.00

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One Matched Pair KT66 Tubes, Emitron, In Identical NOS Ratings, Rare Dark Bases
One Matched Pair KT66 Tubes, Emitron, In Identical NOS Ratings, Rare Dark Bases

$490.00

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GEC KT66 Early Smoked Glass Pair Vintage Tubes - Excellent
GEC KT66 Early Smoked Glass Pair Vintage Tubes - Excellent

$1380.00

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1PC NEW Audio Valve Vacuum Russia GOLD LION Genalex KT66 Replace EL34 6L6
1PC NEW Audio Valve Vacuum Russia GOLD LION Genalex KT66 Replace EL34 6L6

$79.99

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TUNG-SOL KT66 Vacuum tube Pair In Excellent Working Condition
TUNG-SOL KT66 Vacuum tube Pair In Excellent Working Condition

$120.00

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Vacuum Tube, KT66, JJ Electronics, Apex Matched Pair, Power
Vacuum Tube, KT66, JJ Electronics, Apex Matched Pair, Power

$114.30

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JJ Tesla KT66 Tubes Apex or TAD Matched Quad for Quad II MC30 MC240 tube amps
JJ Tesla KT66 Tubes Apex or TAD Matched Quad for Quad II MC30 MC240 tube amps

$299.00

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KT66 MWT made in England Audio Tube Amplitrex tested Qty 1MP #446007 2662001
KT66 MWT made in England Audio Tube Amplitrex tested Qty 1MP #446007 2662001

$600.00

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Fluke PM6681 High Resolution Programmable Timer Counter Analyzer
Fluke PM6681 High Resolution Programmable Timer Counter Analyzer

$699.00

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1 VINTAGE GENALEX / GEC KT66 AUDIO TUBE MADE IN ENGLAND
1 VINTAGE GENALEX / GEC KT66 AUDIO TUBE MADE IN ENGLAND

$299.00

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GEC/Osram KT66 6L6 tube black plate brown base curved smoked glass test strong
GEC/Osram KT66 6L6 tube black plate brown base curved smoked glass test strong

$349.00

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KT66 MWT NOS NIB Black Bas Made in England Amplitrex tested 1 MP #446007/2662001
KT66 MWT NOS NIB Black Bas Made in England Amplitrex tested 1 MP #446007/2662001

$600.00

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OSRAM KT66 BLACK Coated Glass Made In England Amplitrex AT1000Tested Qty 1 MP
OSRAM KT66 BLACK Coated Glass Made In England Amplitrex AT1000Tested Qty 1 MP

$749.00

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(FILTER BOX ONLY!!)Air Cleaner 2.3L Fits 98-02 ACCORD 1186698
(FILTER BOX ONLY!!)Air Cleaner 2.3L Fits 98-02 ACCORD 1186698

$89.99

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