12ax7-pair

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Matched Pair GE ECC83 12AX7 O Getter TUBE NO MICROPHONIC TV7 Tested
Matched Pair GE ECC83 12AX7 O Getter TUBE NO MICROPHONIC TV7 Tested

$53.71

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New In Box Gain Matched Pair JJ Electronics Tesla 12AX7 ECC83-S Vacuum Tubes
New In Box Gain Matched Pair JJ Electronics Tesla 12AX7 ECC83-S Vacuum Tubes

$44.58

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NOS Matched Pair RCA 12AX7A ECC83 12AX7 Audio TUBE Wrinkle Glass
NOS Matched Pair RCA 12AX7A ECC83 12AX7 Audio TUBE Wrinkle Glass

$150.00

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Amperex ECC83 12AX7 O-Getter Short Plates Matched Pair - Holland '60s - Near NOS
Amperex ECC83 12AX7 O-Getter Short Plates Matched Pair - Holland '60s - Near NOS

$224.70

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Mullard 12ax7 new pair Ecc83 same date code new
Mullard 12ax7 new pair Ecc83 same date code new

$44.80

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NOS NIB Mullard Japan 12AX7A Matching Pair Low Noise Preamp Tubes United
NOS NIB Mullard Japan 12AX7A Matching Pair Low Noise Preamp Tubes United

$90.00

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NOS NIB MATCHED PAIR GE JAN 5751 12AX7 MILITARY TUBES! PHONO GRADE!
NOS NIB MATCHED PAIR GE JAN 5751 12AX7 MILITARY TUBES! PHONO GRADE!

$69.00

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New Pair Groove Tubes 12AX7 M Tubes, NIB, Tested
New Pair Groove Tubes 12AX7 M Tubes, NIB, Tested

$36.00

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Sovtek 12AX7WA / 7025 Vacuum Tubes (Pair). New OEM Tested. From mfr's new stock
Sovtek 12AX7WA / 7025 Vacuum Tubes (Pair). New OEM Tested. From mfr's new stock

$30.00

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NOS NIB SYLVANIA 12AX7WA Matching Pair Low Noise Preamp Tubes
NOS NIB SYLVANIA 12AX7WA Matching Pair Low Noise Preamp Tubes

$90.00

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Pair (2) vintage 1960s Sylvania Baldwin 12AX7 vacuum tubes - TV-7 test as NOS
Pair (2) vintage 1960s Sylvania Baldwin 12AX7 vacuum tubes - TV-7 test as NOS

$47.95

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12ax7 tubes pair ~ Pulled from working Behringer Preamps
12ax7 tubes pair ~ Pulled from working Behringer Preamps

$29.00

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Philips ECC83 12AX7 Short Plates Matched Pair - Holland 1959 - Same code -Strong
Philips ECC83 12AX7 Short Plates Matched Pair - Holland 1959 - Same code -Strong

$208.00

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NOS Pair PhilipsECG 7025 12AX7WA ECC83 Long Plates Ring Getter 12AX7
NOS Pair PhilipsECG 7025 12AX7WA ECC83 Long Plates Ring Getter 12AX7

$202.50

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Siemens ECC83 12AX7 Short Plates Matched Pair - Munich '61 I61 ‡1J/1K - Near NOS
Siemens ECC83 12AX7 Short Plates Matched Pair - Munich '61 I61 ‡1J/1K - Near NOS

$229.40

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MATCHED PAIR Westinghouse (Webcor Label) 12AX7A ECC83 Vacuum Tubes TESTED 5.7753
MATCHED PAIR Westinghouse (Webcor Label) 12AX7A ECC83 Vacuum Tubes TESTED 5.7753

$89.95

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Matched Pair Baldwin Japan 12AX7 Vacuum Tubes TV7 Tested Strong
Matched Pair Baldwin Japan 12AX7 Vacuum Tubes TV7 Tested Strong

$45.00

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Pair 12AX7 Raytheon Lowrey Long Black Plate Matched & Balanced Test Strong
Pair 12AX7 Raytheon Lowrey Long Black Plate Matched & Balanced Test Strong

$90.00

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NOS Matched Pair JJ ECC83S / 12AX7 Tubes, Gm Tested
NOS Matched Pair JJ ECC83S / 12AX7 Tubes, Gm Tested

$25.00

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NOS NIB MATCHED PAIR GE 5 STAR 5751 12AX7 TUBES PHONO QUALITY NOISE LEVELS!
NOS NIB MATCHED PAIR GE 5 STAR 5751 12AX7 TUBES PHONO QUALITY NOISE LEVELS!

$85.00

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Matched Pair Tung Sol 12AX7 / ECC83 pre-amp tubes, Brand NEW in Box !
Matched Pair Tung Sol 12AX7 / ECC83 pre-amp tubes, Brand NEW in Box !

$49.04

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Siemens 12AX7 ECC83 Germany Preamp Tube Low Noise Pair.
Siemens 12AX7 ECC83 Germany Preamp Tube Low Noise Pair.

$100.00

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Matched Pair Sovtek 12AX7WC / 12AX7 / ECC83 tubes, low noise, NEW
Matched Pair Sovtek 12AX7WC / 12AX7 / ECC83 tubes, low noise, NEW

$44.54

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Pair of GE 7025 12AX7A NOS NIB Vacuum Tubes - 12% matched
Pair of GE 7025 12AX7A NOS NIB Vacuum Tubes - 12% matched

$120.00

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JJ ECC83S / 12AX7 Vacuum Tubes (Pair). New OEM Tested. From mfr's new stock
JJ ECC83S / 12AX7 Vacuum Tubes (Pair). New OEM Tested. From mfr's new stock

$35.00

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NOS Pair RCA 12AT7 ECC81 Tubes, NIB, Tested
NOS Pair RCA 12AT7 ECC81 Tubes, NIB, Tested

$24.00

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SYLVANIA 7025 Preamp Tubes Pair 12AX7 ECC83
SYLVANIA 7025 Preamp Tubes Pair 12AX7 ECC83

$60.00

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GE 12AX7 Long Plate Halo Getter Preamp Tubes Low Noise Pair.
GE 12AX7 Long Plate Halo Getter Preamp Tubes Low Noise Pair.

$55.00

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Mullard ECC83 12AX7 Short Plates Copper Rods Matched Pair -BVA-Blackburn '60/'61
Mullard ECC83 12AX7 Short Plates Copper Rods Matched Pair -BVA-Blackburn '60/'61

$268.50

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Matched Pair NOS TESLA E83CC / 12ax7 / ECC83 Label ARS Audiophile Vintage Tubes
Matched Pair NOS TESLA E83CC / 12ax7 / ECC83 Label ARS Audiophile Vintage Tubes

$202.50

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New Gain Matched Pair Electro-Harmonix 7025 (low noise 12AX7) Vacuum Tubes
New Gain Matched Pair Electro-Harmonix 7025 (low noise 12AX7) Vacuum Tubes

$67.18

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ECC83/12AX7 NOS NIB MULLARD MATSUSHITA VACUUM TUBES MATCHING PAIR JAPAN
ECC83/12AX7 NOS NIB MULLARD MATSUSHITA VACUUM TUBES MATCHING PAIR JAPAN

$199.99

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NOS NIB Mullard Japan 12AX7A Matching Pair Low Noise Preamp Tubes United n2
NOS NIB Mullard Japan 12AX7A Matching Pair Low Noise Preamp Tubes United n2

$90.00

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ULTRA RARE Matched Pair Raytheon 5751/12ax7/ECC83 Windmill getter tubes - Phono
ULTRA RARE Matched Pair Raytheon 5751/12ax7/ECC83 Windmill getter tubes - Phono

$259.99

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Pair of Sylvania 7025 12AX7 Long Plate Vacuum Tubes
Pair of Sylvania 7025 12AX7 Long Plate Vacuum Tubes

$85.00

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Mesa Boogie 12AX7-A Pair (2) Electro Harmonix Russian Tube
Mesa Boogie 12AX7-A Pair (2) Electro Harmonix Russian Tube

$39.99

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Matched Pair Raytheon 12AU7 Tubes Long Plate Very Strong Test NOS TV7 Tested
Matched Pair Raytheon 12AU7 Tubes Long Plate Very Strong Test NOS TV7 Tested

$30.00

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12AX7 ECC83 EI Yugoslavia Audio Receiver Peramp Vacuum Tubes Tested Pair
12AX7 ECC83 EI Yugoslavia Audio Receiver Peramp Vacuum Tubes Tested Pair

$42.99

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Philips ECC83 12AX7 Matched Pair - 14mm Short Plates I65 - Heerlen, NL '62 - NOS
Philips ECC83 12AX7 Matched Pair - 14mm Short Plates I65 - Heerlen, NL '62 - NOS

$212.00

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New Gain Matched Pair (2) Tung-Sol Reissue 12AX7 ECC83 Tubes - Authorized Dealer
New Gain Matched Pair (2) Tung-Sol Reissue 12AX7 ECC83 Tubes - Authorized Dealer

$61.81

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2 SYLVANIA 12AX7 VACUUM TUBES 2
2 SYLVANIA 12AX7 VACUUM TUBES 2

$50.00

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Pair Of Vintage Telefunken 12AX7 Vacuum Tubes TV7DU Tested Nice!
Pair Of Vintage Telefunken 12AX7 Vacuum Tubes TV7DU Tested Nice!

$89.99

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Matched Pair Telefunken 12ax7/ECC83 RIBBED plates tubes - Diamond - Test NOS
Matched Pair Telefunken 12ax7/ECC83 RIBBED plates tubes - Diamond - Test NOS

$159.99

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Pair of Ken-Rad 12AX7 ECC83 Gray Plate Vacuum Tubes from 1951
Pair of Ken-Rad 12AX7 ECC83 Gray Plate Vacuum Tubes from 1951

$120.00

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Matched Pair RCA 12AX7A/ECC83 Short Plate O-Getter Very Strong
Matched Pair RCA 12AX7A/ECC83 Short Plate O-Getter Very Strong

$70.00

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12AX7 ECC83 GE Audio Receiver Guitar Preamplifier Vacuum Tubes Tested Pair
12AX7 ECC83 GE Audio Receiver Guitar Preamplifier Vacuum Tubes Tested Pair

$36.99

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NOS NIB SYLVANIA 12AX7WA Matching Pair Low Noise Preamp Tubes
NOS NIB SYLVANIA 12AX7WA Matching Pair Low Noise Preamp Tubes

$90.00

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Telefunken * 12AX7 Smooth Plate Tubes * Pair * Tested 93/92 90/92
Telefunken * 12AX7 Smooth Plate Tubes * Pair * Tested 93/92 90/92

$94.99

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1957 GE 12AX7 Long Plate D Getter Red Label Low Noise Pair.
1957 GE 12AX7 Long Plate D Getter Red Label Low Noise Pair.

$75.00

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Matched Pair McIntosh ECC83/12AX7 Chrome Plates tubes - China - Tests NEW
Matched Pair McIntosh ECC83/12AX7 Chrome Plates tubes - China - Tests NEW

$39.99

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ULTRA RARE Matched Pair Raytheon 5751/12ax7/ECC83 Windmill getter tubes Test NOS
ULTRA RARE Matched Pair Raytheon 5751/12ax7/ECC83 Windmill getter tubes Test NOS

$219.99

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SYLVANIA 7025 12AX7 TIGHT MATCH PAIR LNG PLATE TEST NOS+ VINTAGE 1970's
SYLVANIA 7025 12AX7 TIGHT MATCH PAIR LNG PLATE TEST NOS+ VINTAGE 1970's

$89.95

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MATSUSHITA 12AX7 ECC83 TUBE PAIR (JAPAN STRONG TESTED!) ***
MATSUSHITA 12AX7 ECC83 TUBE PAIR (JAPAN STRONG TESTED!) ***

$60.00

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Strong Pair (2) 1959 Sylvania 12AX7 ECC83 7025 Long Plate Halo Preamp Tubes
Strong Pair (2) 1959 Sylvania 12AX7 ECC83 7025 Long Plate Halo Preamp Tubes

$85.00

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1950’s Matched Pair RCA 12AX7 Vacuum Tubes Angled Square Getter Tall Black Plate
1950’s Matched Pair RCA 12AX7 Vacuum Tubes Angled Square Getter Tall Black Plate

$99.99

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Marshall ECC83 12AX7A Chinese Pair of Vacuum Tubes Used & Tested
Marshall ECC83 12AX7A Chinese Pair of Vacuum Tubes Used & Tested

$29.99

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Pair of Shuguang 12AX7 B 9th Gen Amp Radio Preamp Tubes Lot Guaranteed
Pair of Shuguang 12AX7 B 9th Gen Amp Radio Preamp Tubes Lot Guaranteed

$19.95

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MATCHED PAIR RCA 12AX7 ECC83 Vintage PREMIUM VACUUM TUBES Tested 4.7890
MATCHED PAIR RCA 12AX7 ECC83 Vintage PREMIUM VACUUM TUBES Tested 4.7890

$129.95

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Matched Pair Ei 12AX7 ECC83 Telefunken Tooling Vacuum Tubes Tested On TV - 7
Matched Pair Ei 12AX7 ECC83 Telefunken Tooling Vacuum Tubes Tested On TV - 7

$99.95

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2 SYLVANIA 12AX7 VACUUM TUBES 3
2 SYLVANIA 12AX7 VACUUM TUBES 3

$50.00

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Matched PAIR RAYTHEON 12AX7A Black Plates AUDIO AMP VACUUM TUBES Tested 4.7891
Matched PAIR RAYTHEON 12AX7A Black Plates AUDIO AMP VACUUM TUBES Tested 4.7891

$124.95

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Matched Pair 5963 (12AU7/ECC82) Sylvania NOS Matching Date Codes Tubes Tested
Matched Pair 5963 (12AU7/ECC82) Sylvania NOS Matching Date Codes Tubes Tested

$19.95

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ULTRA RARE Matched Pair Raytheon 5751/12ax7/ECC83 Windmill getter tubes - Phono
ULTRA RARE Matched Pair Raytheon 5751/12ax7/ECC83 Windmill getter tubes - Phono

$269.99

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Marshall 12AX7A Square Foil Getter Chinese Pair of Vacuum Tubes Used & Tested
Marshall 12AX7A Square Foil Getter Chinese Pair of Vacuum Tubes Used & Tested

$49.99

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Matched Pair Tung Sol ECC803S / 12AX7 Gold Pin tubes,Reissue, Brand NEW in Box
Matched Pair Tung Sol ECC803S / 12AX7 Gold Pin tubes,Reissue, Brand NEW in Box

$71.45

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Pair of RCA 12AX7A ECC83 Audio Amplifier Vacuum Tubes TV7 Tested Matching Codes
Pair of RCA 12AX7A ECC83 Audio Amplifier Vacuum Tubes TV7 Tested Matching Codes

$130.00

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Pair NOS RCA JRC 5751 12AX7 Black Plate Audio Tubes Amplitrex Tested Match Date
Pair NOS RCA JRC 5751 12AX7 Black Plate Audio Tubes Amplitrex Tested Match Date

$125.00

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Pair of 12AX7A matched vacuum tube valves from LOWREY ORGAN - RAYTHEON #2
Pair of 12AX7A matched vacuum tube valves from LOWREY ORGAN - RAYTHEON #2

$44.95

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1960's TELEFUNKEN 12AX7 ECC83 Smooth Plate Low Noise Matching Pair Tubes
1960's TELEFUNKEN 12AX7 ECC83 Smooth Plate Low Noise Matching Pair Tubes

$150.00

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Philips ECC83 12AX7 Short Plates Matched Pair - Holland '60 I61 - Same code -NOS
Philips ECC83 12AX7 Short Plates Matched Pair - Holland '60 I61 - Same code -NOS

$229.90

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Rare National Electronics 12AX7A NOS/NIB Vacuum Tube Pair Tested 5% Matched
Rare National Electronics 12AX7A NOS/NIB Vacuum Tube Pair Tested 5% Matched

$79.95

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Pair of Psvane ECC83 / 12AX7 Preamp Vacuum Tube
Pair of Psvane ECC83 / 12AX7 Preamp Vacuum Tube

$33.90

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2x NEW Sovtek 12AX7WC / ECC83 / 12AX7 Vacuum Tube Matched Pair
2x NEW Sovtek 12AX7WC / ECC83 / 12AX7 Vacuum Tube Matched Pair

$71.58

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2 x 12AX7 CBS Tubes*Long Grey-D* Strong Testing Pair*#18
2 x 12AX7 CBS Tubes*Long Grey-D* Strong Testing Pair*#18

$68.99

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TELEFUNKEN 12AX7 ECC83 "A" Stamp Recording Matching Pair Smooth Plates Tubes
TELEFUNKEN 12AX7 ECC83 "A" Stamp Recording Matching Pair Smooth Plates Tubes

$200.00

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1953 RCA 12AU7 PLATINUM PLUS GRADE Black Plate Preamp Tubes Matched Pair 90% NOS
1953 RCA 12AU7 PLATINUM PLUS GRADE Black Plate Preamp Tubes Matched Pair 90% NOS

$44.95

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2 MATSUSHITA 12AX7A VACUUM TUBES
2 MATSUSHITA 12AX7A VACUUM TUBES

$45.00

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Pair Ruby 12AX7 HG Preamp Vacuum Tubes, Tested
Pair Ruby 12AX7 HG Preamp Vacuum Tubes, Tested

$24.00

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BEST 1960 RCA USA 7025 (Upgrade to 12AX7 ECC83) MUSEUM CERTIFIED LOW-NOISE TUBE
BEST 1960 RCA USA 7025 (Upgrade to 12AX7 ECC83) MUSEUM CERTIFIED LOW-NOISE TUBE

$175.50

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New Matched Pair Sovtek 12AX7LPS / ECC83 / 12AX7 Vacuum Tube FREE SHIP
New Matched Pair Sovtek 12AX7LPS / ECC83 / 12AX7 Vacuum Tube FREE SHIP

$66.73

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VINTAGE PAIR GE 12AX7 ECC83 AMP TUBES HALLO GETTER
VINTAGE PAIR GE 12AX7 ECC83 AMP TUBES HALLO GETTER

$50.00

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2pcs ShuGuang ECC83 12AX7 Vacuum Tube 12AX7B Amplifier Matched Pair New Version
2pcs ShuGuang ECC83 12AX7 Vacuum Tube 12AX7B Amplifier Matched Pair New Version

$35.77

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Strong Matched Pair of Vintage 1960s Sylvania ECC83 12AX7 Tubes Made in USA
Strong Matched Pair of Vintage 1960s Sylvania ECC83 12AX7 Tubes Made in USA

$69.99

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VINTAGE PAIR GE 12AX7 ECC83 AMP TUBES
VINTAGE PAIR GE 12AX7 ECC83 AMP TUBES

$50.00

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Closely Matched Pair GE 12AX7 ECC83 Short Grey Plate Tested Like NOS BalanceTube
Closely Matched Pair GE 12AX7 ECC83 Short Grey Plate Tested Like NOS BalanceTube

$58.45

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EVH ECC83/12AX7 Preamp Tube Pair
EVH ECC83/12AX7 Preamp Tube Pair

$69.99

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Matched Pair NEW Sovtek 12ax7LPS/ECC83 tubes - Russia - Test NOS
Matched Pair NEW Sovtek 12ax7LPS/ECC83 tubes - Russia - Test NOS

$60.19

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MULLARD 7025 12AX7 ECC83 Matching Pair Low Noise Tubes Blackburn UK
MULLARD 7025 12AX7 ECC83 Matching Pair Low Noise Tubes Blackburn UK

$150.00

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Tung-Sol 12AX7 Preamp Tube Pair
Tung-Sol 12AX7 Preamp Tube Pair

$59.98

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12AX7 / ECC83 PREAMP Vacuum TUBE Matched Pair- USA-Tested Strong-Ribbed / Halo
12AX7 / ECC83 PREAMP Vacuum TUBE Matched Pair- USA-Tested Strong-Ribbed / Halo

$39.20

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NOS NIB GE 6189 12AU7WA Triple Mica Low Noise Preamp Tubes Matching Pair
NOS NIB GE 6189 12AU7WA Triple Mica Low Noise Preamp Tubes Matching Pair

$50.00

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Pair of Sovtek 12AX7LPS Preamp Vacuum Tube
Pair of Sovtek 12AX7LPS Preamp Vacuum Tube

$55.90

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1953 RCA 12AU7 PLATINUM GRADE Black Plate Preamp Tubes Matched Pair 90% NOS
1953 RCA 12AU7 PLATINUM GRADE Black Plate Preamp Tubes Matched Pair 90% NOS

$39.95

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Lansdale 12AU7, GE Label, Platinum Matched Pair Black Plate, [] Getters 1950s
Lansdale 12AU7, GE Label, Platinum Matched Pair Black Plate, [] Getters 1950s

$65.00

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Matched Pair Siemens 12AX7/ECC83 Long Plate Dual Post O-Getter Germany mC5 1958
Matched Pair Siemens 12AX7/ECC83 Long Plate Dual Post O-Getter Germany mC5 1958

$275.00

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VINTAGE PAIR AMPEREX ECC83 12AX7 AMP TUBES HOLLAND
VINTAGE PAIR AMPEREX ECC83 12AX7 AMP TUBES HOLLAND

$90.00

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Pair Amperex 12AU7/ECC82 Heerlen Holland Short Plate Disc Getter 1970/1971
Pair Amperex 12AU7/ECC82 Heerlen Holland Short Plate Disc Getter 1970/1971

$80.00

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NOS NIB JHS 12AX7A/ECC83 SYLVANIA LONG PLATE MATCHED PAIR
NOS NIB JHS 12AX7A/ECC83 SYLVANIA LONG PLATE MATCHED PAIR

$79.00

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New Electro-Harmonix 12AX7 ECC83 GOLD PINS Gain Matched Pair (2) Vacuum Tubes
New Electro-Harmonix 12AX7 ECC83 GOLD PINS Gain Matched Pair (2) Vacuum Tubes

$86.15

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ECC83/12AX7 NOS MATSUSHITA MULLARD VACUUM TUBES PAIR
ECC83/12AX7 NOS MATSUSHITA MULLARD VACUUM TUBES PAIR

$89.99

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