12ax7-matched-pair

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Matched Pair (2) Psvane 12AX7-S ECC83 Gold Pins Art Series Vacuum Tubes
Matched Pair (2) Psvane 12AX7-S ECC83 Gold Pins Art Series Vacuum Tubes

$89.95

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MATCHED PAIR 1960 SYLVANIA USAF 5751 (12AX7) BLACK PLATE TRIPLE MICA TUBES
MATCHED PAIR 1960 SYLVANIA USAF 5751 (12AX7) BLACK PLATE TRIPLE MICA TUBES

$249.00

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Strong matched pair GE 12AX7 / 7025 vacuum tubes
Strong matched pair GE 12AX7 / 7025 vacuum tubes

$29.99

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MATCHED Pair SYLVANIA JAN 5751 (12AX7) AUDIO VACUUM TUBES Tested NOS 5.7748
MATCHED Pair SYLVANIA JAN 5751 (12AX7) AUDIO VACUUM TUBES Tested NOS 5.7748

$109.95

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Matched Pair RCA 12AX7 Long Gray Plate TV-7/U Test Very Strong 42/41 & 44/42 #4
Matched Pair RCA 12AX7 Long Gray Plate TV-7/U Test Very Strong 42/41 & 44/42 #4

$54.00

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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

$43.83

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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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Matched Pair NOS Sylvania Baldwin 12AX7 Vacuum Tube TV7 Tested 16 Available
Matched Pair NOS Sylvania Baldwin 12AX7 Vacuum Tube TV7 Tested 16 Available

$55.00

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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 !

$44.14

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Matched Pair Philips 12AX7WA Electron Tube Green Tested
Matched Pair Philips 12AX7WA Electron Tube Green Tested

$40.00

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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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Gold Lion 12AX7 Matched Pair Preamp Tubes - Platinum Grade - Cryo Treated
Gold Lion 12AX7 Matched Pair Preamp Tubes - Platinum Grade - Cryo Treated

$90.00

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PAIR NIB New Matched Balanced PAIR JJ Electronics 12AX7 ECC83-S vacuum tubes
PAIR NIB New Matched Balanced PAIR JJ Electronics 12AX7 ECC83-S vacuum tubes

$39.99

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MATCHED PAIR (2) Sylvania JHS 12AX7 Vacuum Tubes
MATCHED PAIR (2) Sylvania JHS 12AX7 Vacuum Tubes

$61.99

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MATCHED PAIR (2) Raytheon JAR 12AX7 Vacuum Tubes
MATCHED PAIR (2) Raytheon JAR 12AX7 Vacuum Tubes

$68.99

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1 Matched Pair NOS Siemens 12AU7 with Nickel Plates and Red Tips - 4 Pairs Avail
1 Matched Pair NOS Siemens 12AU7 with Nickel Plates and Red Tips - 4 Pairs Avail

$399.00

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Matched Pair GE 5751/12AX7/ECC83 Five Star Short Plate O-Getter Very Strong USA
Matched Pair GE 5751/12AX7/ECC83 Five Star Short Plate O-Getter Very Strong USA

$60.00

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Matched Pair RCA 12AX7A TV7-D/U Test NOS 43/44 & 42/42 Balanced #1
Matched Pair RCA 12AX7A TV7-D/U Test NOS 43/44 & 42/42 Balanced #1

$46.00

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Near Matched Pair of Tested 1964 Mullard/The Fisher 12AX7/ECC83 Vacuum Tubes
Near Matched Pair of Tested 1964 Mullard/The Fisher 12AX7/ECC83 Vacuum Tubes

$99.98

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Strong Matched Balanced Pair Sylvania 12AX7 ECC83 Long Plate Tubes - TV7 Tested
Strong Matched Balanced Pair Sylvania 12AX7 ECC83 Long Plate Tubes - TV7 Tested

$54.00

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NOS new testing matched Pair Groove Tube GT12AX7M military spec 12AX7A 7025
NOS new testing matched Pair Groove Tube GT12AX7M military spec 12AX7A 7025

$25.99

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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

$79.95

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

$40.09

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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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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

$54.99

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Matched Pair Vintage Bell & Howell 12AX7 12AX7A 7025 Japan TV7 Tested NEW
Matched Pair Vintage Bell & Howell 12AX7 12AX7A 7025 Japan TV7 Tested NEW

$65.00

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Brand New In Box Gain Matched Pair Mullard Reissue 12AX7 Vacuum Tubes LONG Plate
Brand New In Box Gain Matched Pair Mullard Reissue 12AX7 Vacuum Tubes LONG Plate

$65.98

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'58 Date Matched Pair Amperex ECC83 Δ 12AX7 Long Plate Foil D Getters Test@NOS Δ
'58 Date Matched Pair Amperex ECC83 Δ 12AX7 Long Plate Foil D Getters Test@NOS Δ

$287.00

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Matched Pair NIB 12AX7 RCA Halo Getter Ribbed Plates Same Date Code Same Test
Matched Pair NIB 12AX7 RCA Halo Getter Ribbed Plates Same Date Code Same Test

$149.99

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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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Matched Pair NIB 6680 12AU7A Great Britain AMC Halo Getter Smooth Plates 12AU7
Matched Pair NIB 6680 12AU7A Great Britain AMC Halo Getter Smooth Plates 12AU7

$35.99

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Matched Pair NOS Amperex Bugle Boy ECC83 12AX7 Heerlan Holland Huge Halos
Matched Pair NOS Amperex Bugle Boy ECC83 12AX7 Heerlan Holland Huge Halos

$409.38

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MATCHED PAIR GE 12AX7A/7025 (ECC83) AUDIO VACUUM TUBES TESTED
MATCHED PAIR GE 12AX7A/7025 (ECC83) AUDIO VACUUM TUBES TESTED

$49.99

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12AX7 Matched Pair - Unbranded
12AX7 Matched Pair - Unbranded

$20.00

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1960s Amperex Silvertone 12AX7 / ECC83 Matched Pair Vintage Tubes TV7 Tested NEW
1960s Amperex Silvertone 12AX7 / ECC83 Matched Pair Vintage Tubes TV7 Tested NEW

$95.00

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Matched Pair Genalex Gold Lion 12AX7 / ECC83 / B759 tubes, Brand New in Box
Matched Pair Genalex Gold Lion 12AX7 / ECC83 / B759 tubes, Brand New in Box

$107.96

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Vintage 1960's AMPEREX BUGLE BOY - 12au7/ECC82 - Made in Holland - Matching pair
Vintage 1960's AMPEREX BUGLE BOY - 12au7/ECC82 - Made in Holland - Matching pair

$100.00

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Matched Pair Tung-Sol 12AX7/ECC83 Long Plate Square Getter USA
Matched Pair Tung-Sol 12AX7/ECC83 Long Plate Square Getter USA

$60.00

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MATSUSHITA ECC83 12AX7 TIGHT MATCH PAIR W/ MULLARD PLATE TEST NOS+ VINTAGE 1960S
MATSUSHITA ECC83 12AX7 TIGHT MATCH PAIR W/ MULLARD PLATE TEST NOS+ VINTAGE 1960S

$89.95

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1958 Sylvania 12AU7 PLATINUM PLUS GRADE Preamp Tubes Matched Pair 90% NOS ECC82
1958 Sylvania 12AU7 PLATINUM PLUS GRADE Preamp Tubes Matched Pair 90% NOS ECC82

$44.95

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Matched Pair (2) Psvane 12AX7-S 12AX7 ECC83 Gold Pins Art Series Vacuum Tubes
Matched Pair (2) Psvane 12AX7-S 12AX7 ECC83 Gold Pins Art Series Vacuum Tubes

$80.00

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Closely Matched Pair GE 12AX7 ECC83 Same Date Tested Strong BalanceTube
Closely Matched Pair GE 12AX7 ECC83 Same Date Tested Strong BalanceTube

$68.45

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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

$60.77

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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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Matched Pair Valvo ECC82/12AU7 Long Plate Angled O-Getter 1957 Germany D7H Low
Matched Pair Valvo ECC82/12AU7 Long Plate Angled O-Getter 1957 Germany D7H Low

$90.00

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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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Matched Pair GE 5751/12AX7/ECC83 Five Star Triple Mica O-Getter Very Strong USA
Matched Pair GE 5751/12AX7/ECC83 Five Star Triple Mica O-Getter Very Strong USA

$100.00

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NEW 2pcs 6N2P MATCHED PAIR Tube Voskhod Rocket NOS 12AX7 ECC83 7025 575
NEW 2pcs 6N2P MATCHED PAIR Tube Voskhod Rocket NOS 12AX7 ECC83 7025 575

$7.00

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Matched Pair Genalex Gold Lion 12AU7 / ECC82 / B749 tubes, Brand New in Box
Matched Pair Genalex Gold Lion 12AU7 / ECC82 / B749 tubes, Brand New in Box

$99.20

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Strong Matched pair Vintage 1968 Amperex 12AX7A ECC83 Tube
Strong Matched pair Vintage 1968 Amperex 12AX7A ECC83 Tube

$89.99

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NOS Match Pair Sylvania (Baldwin) 12AU7A Grey Long Plate Tubes Hickok&Maxi Test
NOS Match Pair Sylvania (Baldwin) 12AU7A Grey Long Plate Tubes Hickok&Maxi Test

$44.99

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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

$49.95

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RARE Matched Pair SELECTED RCA 5751/12ax7/ECC83 Black Plates tubes - Test NOS
RARE Matched Pair SELECTED RCA 5751/12ax7/ECC83 Black Plates tubes - Test NOS

$129.99

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Matched Pair Telefunken 12au7/ECC82 SMOOTH plates tubes - Diamond - Test NOS
Matched Pair Telefunken 12au7/ECC82 SMOOTH plates tubes - Diamond - Test NOS

$119.99

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Matched Pair RCA 5751/12ax7/ECC83 Triple mica Black Plates tubes - Test NOS
Matched Pair RCA 5751/12ax7/ECC83 Triple mica Black Plates tubes - Test NOS

$149.99

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RARE Matched Pair RCA 12ax7/ECC83 Long Black plates D-getter tubes - early 1950s
RARE Matched Pair RCA 12ax7/ECC83 Long Black plates D-getter tubes - early 1950s

$199.99

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Matched Pair GE 5751/12AX7/ECC83 Five Star Triple Mica O-Getter Very USA Strong
Matched Pair GE 5751/12AX7/ECC83 Five Star Triple Mica O-Getter Very USA Strong

$110.00

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Matched Pair Electro Harmonix 12AX7EH / ECC83 tubes, Brand NEW in Box !
Matched Pair Electro Harmonix 12AX7EH / ECC83 tubes, Brand NEW in Box !

$44.38

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Matched Pair GE 7058 12AX7 Preamp Tubes TV7U Tested
Matched Pair GE 7058 12AX7 Preamp Tubes TV7U Tested

$75.00

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Perfectly Matched Pair of Tungsram (Natl label) 12AX7 ECC83 NOS NIB Vacuum Tubes
Perfectly Matched Pair of Tungsram (Natl label) 12AX7 ECC83 NOS NIB Vacuum Tubes

$175.00

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Closely Matched Pair Haltron 12AX7 ECC83 Tested Like NOS Balanced Tube
Closely Matched Pair Haltron 12AX7 ECC83 Tested Like NOS Balanced Tube

$88.45

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

$179.99

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One Matched Pair of 12AU7 Tubes, By Hitachi (Japan), New tubes
One Matched Pair of 12AU7 Tubes, By Hitachi (Japan), New tubes

$26.00

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New Matched Pair Reissue Genalex Gold Lion 12AX7 / ECC83 / B759 GOLD PIN FREE SH
New Matched Pair Reissue Genalex Gold Lion 12AX7 / ECC83 / B759 GOLD PIN FREE SH

$136.53

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Vintage 1960's MULLARD One matched pair of Mullard IEC 12AU7 / ECC82 tubes
Vintage 1960's MULLARD One matched pair of Mullard IEC 12AU7 / ECC82 tubes

$100.00

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Matched Pair PSVANE ECC83 / 12AX7 tubes, Brand NEW in Box !
Matched Pair PSVANE ECC83 / 12AX7 tubes, Brand NEW in Box !

$39.76

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2 x 12AX7 RCA/Zenith Tubes*Long Grey-D*Very Strong Matched Pair*#17
2 x 12AX7 RCA/Zenith Tubes*Long Grey-D*Very Strong Matched Pair*#17

$68.99

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Brand New Mullard Reissue 12AU7 ECC82 Gain Matched Pair (2) Vacuum Tubes
Brand New Mullard Reissue 12AU7 ECC82 Gain Matched Pair (2) Vacuum Tubes

$64.78

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

$179.99

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Matched 1pair Fullmusic 12AX7 ECC83 Vacuum Tube Valve Vintage Audio DIY HIFI
Matched 1pair Fullmusic 12AX7 ECC83 Vacuum Tube Valve Vintage Audio DIY HIFI

$80.03

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RUBY ECC83S / 12AX7 Preamp Matched Pair Set
RUBY ECC83S / 12AX7 Preamp Matched Pair Set

$40.00

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Matched Pair Amperex Bugle Boy 12AX7/ECC83 Long Plate Foil D-Getter Holland
Matched Pair Amperex Bugle Boy 12AX7/ECC83 Long Plate Foil D-Getter Holland

$475.00

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Perfectly Matched Pair of RCA 12AX7 ECC83 Black Plate 1955 Vacuum Tubes
Perfectly Matched Pair of RCA 12AX7 ECC83 Black Plate 1955 Vacuum Tubes

$300.00

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Matched Pair SELECTED Telefunken 12ax7/ECC83 SMOOTH plates tubes - Diamond
Matched Pair SELECTED Telefunken 12ax7/ECC83 SMOOTH plates tubes - Diamond

$209.99

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Matched Pair SELECTED RCA 5751/12ax7/ECC83 Triple mica Black Plates tubes
Matched Pair SELECTED RCA 5751/12ax7/ECC83 Triple mica Black Plates tubes

$169.99

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test NEW matched balanced pair ElectroHarmonix 12AX7EH 12AX7 7025 vacuum tubes
test NEW matched balanced pair ElectroHarmonix 12AX7EH 12AX7 7025 vacuum tubes

$39.99

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Matched Pair Telefunken ECC83/12AX7 Long Ribbed Plate Diamond Mark on Bottom
Matched Pair Telefunken ECC83/12AX7 Long Ribbed Plate Diamond Mark on Bottom

$140.00

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SHUGUANG 7025 12AX7 TIGHT MATCH PAIR RARE SILVER PLATE 3 MICA TEST NOS+
SHUGUANG 7025 12AX7 TIGHT MATCH PAIR RARE SILVER PLATE 3 MICA TEST NOS+

$59.95

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2 x 12au7 Raytheon Tubes*Black Plates-D*Strong Matched Pair*1958*#18
2 x 12au7 Raytheon Tubes*Black Plates-D*Strong Matched Pair*1958*#18

$47.99

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Matched Pair Amperex Bugle Boy 12AX7/ECC83 Large O-Getter Holland Strong
Matched Pair Amperex Bugle Boy 12AX7/ECC83 Large O-Getter Holland Strong

$225.00

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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

$65.61

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12AX7WC / 7025 / ECC83 Sovtek Tubes NOS Tested Matched Pair
12AX7WC / 7025 / ECC83 Sovtek Tubes NOS Tested Matched Pair

$50.00

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Gain Matched Pair Genalex Gold Lion CV4004 Short Plate 12AX7 Vacuum Tubes Russia
Gain Matched Pair Genalex Gold Lion CV4004 Short Plate 12AX7 Vacuum Tubes Russia

$138.87

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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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(2) Telefunken ECC83 Smooth Plate Tubes ~ 12AX7/CV4004/5751 ~ MATCHED PAIR!
(2) Telefunken ECC83 Smooth Plate Tubes ~ 12AX7/CV4004/5751 ~ MATCHED PAIR!

$189.99

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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 SELECTED Telefunken 12ax7/ECC83 SMOOTH plates tubes - Diamond
Matched Pair SELECTED Telefunken 12ax7/ECC83 SMOOTH plates tubes - Diamond

$209.99

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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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NOS RCA 12AX7A ECC83 12AX7 MATCHED PAIR TUBES MUSEUM TESTED "GAME CHANGER" 1960
NOS RCA 12AX7A ECC83 12AX7 MATCHED PAIR TUBES MUSEUM TESTED "GAME CHANGER" 1960

$310.36

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Gold / 12AX7 ECC83 / Matched Pair / LINLAI / Vacuum Tube / HIFI Amplifier / New
Gold / 12AX7 ECC83 / Matched Pair / LINLAI / Vacuum Tube / HIFI Amplifier / New

$62.66

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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

$59.95

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Matched Pair GE NOS/NIB JG-5814/12au7/ECC82 Gray plates tubes Triple Mica
Matched Pair GE NOS/NIB JG-5814/12au7/ECC82 Gray plates tubes Triple Mica

$34.99

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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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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 Genalex Gold Lion CV4004/ECC83/12AX7 tubes, Brand New in Box !
Matched Pair Genalex Gold Lion CV4004/ECC83/12AX7 tubes, Brand New in Box !

$109.95

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Brand New JJ Tesla 5751 GAIN MATCHED Pair (2) Vacuum Tubes Low-Gain 12AX7
Brand New JJ Tesla 5751 GAIN MATCHED Pair (2) Vacuum Tubes Low-Gain 12AX7

$63.21

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Brand New In Box Gain Matched Pair (2) Electro-Harmonix 12AX7 Vacuum Tubes
Brand New In Box Gain Matched Pair (2) Electro-Harmonix 12AX7 Vacuum Tubes

$54.11

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Gain Matched Pair (2) Sovtek 12AX7WB 7025 ECC83 Vacuum Tubes - Brand New
Gain Matched Pair (2) Sovtek 12AX7WB 7025 ECC83 Vacuum Tubes - Brand New

$73.21

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Matched Pair NOS 12AX7 / ECC83 RCA Gt Britain Mullard I61 Gray Plates
Matched Pair NOS 12AX7 / ECC83 RCA Gt Britain Mullard I61 Gray Plates

$356.00

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Brimar NOS Matched Pair CV4004 - 12AX7 / ECC83 England 1960 Rare Box Plate Big O
Brimar NOS Matched Pair CV4004 - 12AX7 / ECC83 England 1960 Rare Box Plate Big O

$450.00

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