12au7-pair

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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

$39.99

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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

$42.95

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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

$47.95

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Vintage RCA 12AU7A PLATINUM PLUS GRADE Clear Top Preamp Tubes Matched Pair =6189
Vintage RCA 12AU7A PLATINUM PLUS GRADE Clear Top Preamp Tubes Matched Pair =6189

$39.95

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Matched Pair 5963 (12AU7/ECC82) Sylvania NOS US Army Tubes 1962 Tested
Matched Pair 5963 (12AU7/ECC82) Sylvania NOS US Army Tubes 1962 Tested

$24.99

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Matched Pair RCA 12AU7A Clear Top Side Getter TV-7D/U Test Strong #5
Matched Pair RCA 12AU7A Clear Top Side Getter TV-7D/U Test Strong #5

$16.00

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SYLVANIA RCA USA 12AU7A ECC82 MATCHED PAIR LONG-PLATE TESTED
SYLVANIA RCA USA 12AU7A ECC82 MATCHED PAIR LONG-PLATE TESTED

$27.99

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Pair Bell Howell 12AU7 India Amperex Mullard Tubes - TV7 Tested
Pair Bell Howell 12AU7 India Amperex Mullard Tubes - TV7 Tested

$29.00

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Pair (2) 1960s Sylvania Baldwin 12AU7A TV-7 Test as NOS, Platinum Matched
Pair (2) 1960s Sylvania Baldwin 12AU7A TV-7 Test as NOS, Platinum Matched

$18.00

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2 x 12au7 RCA Tubes*Black Plates -D*Very Strong Matched Pair* 1950's*#11
2 x 12au7 RCA Tubes*Black Plates -D*Very Strong Matched Pair* 1950's*#11

$49.99

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2 x 12au7a Tung-Sol Tubes *Super Strong Matched Pair*#14
2 x 12au7a Tung-Sol Tubes *Super Strong Matched Pair*#14

$37.99

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2 x 12au7a Tung-Sol Tubes*Very Strong Matched Pair*#10
2 x 12au7a Tung-Sol Tubes*Very Strong Matched Pair*#10

$37.99

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Matched Pair 50’s NOS 12AU7A Horseshoe D Getters Long Plates Audio Tubes Ecc82
Matched Pair 50’s NOS 12AU7A Horseshoe D Getters Long Plates Audio Tubes Ecc82

$66.75

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Pair of Raytheon long black plate Square getter 12AU7 tubes
Pair of Raytheon long black plate Square getter 12AU7 tubes

$35.00

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Matched Pair IEC 12AU7A ECC82 Matsushita Tubes Japan Maxi-Pre Tested Strong 3468
Matched Pair IEC 12AU7A ECC82 Matsushita Tubes Japan Maxi-Pre Tested Strong 3468

$64.95

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Holy Grail Pair NOS TELEFUNKEN ECC82 Berlin 12AU7A Long Smooth Plates 💎 Bottom
Holy Grail Pair NOS TELEFUNKEN ECC82 Berlin 12AU7A Long Smooth Plates 💎 Bottom

$434.32

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Pair 1959/1960 Raytheon USA Baldwin 12AU7 Vacuum Tubes, TV-7 Test NOS
Pair 1959/1960 Raytheon USA Baldwin 12AU7 Vacuum Tubes, TV-7 Test NOS

$22.95

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Matched Pair RCA Clear-Top 12AU7A (ECC82)Tubes,Hickok TV7 Tests@ 106/100,101/105
Matched Pair RCA Clear-Top 12AU7A (ECC82)Tubes,Hickok TV7 Tests@ 106/100,101/105

$40.95

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2 x 12AU7/ECC82 Raytheon (Japan) Tubes*Very Strong Matched Pair*1960's*#1
2 x 12AU7/ECC82 Raytheon (Japan) Tubes*Very Strong Matched Pair*1960's*#1

$27.99

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2 x 12au7a RCA Tubes*Black Plates -D*Very Strong Matched Pair* 1950's*#12
2 x 12au7a RCA Tubes*Black Plates -D*Very Strong Matched Pair* 1950's*#12

$47.99

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Pair of Sylvania 12AU7A/ECC82 Vacuum Tubes MADE IN USA! MAKE OFFER!
Pair of Sylvania 12AU7A/ECC82 Vacuum Tubes MADE IN USA! MAKE OFFER!

$19.95

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VINTAGE Matched Pair Sylvana 12AU7 ECC82 Vaccum Tubes 90%+ Gm & Emis.
VINTAGE Matched Pair Sylvana 12AU7 ECC82 Vaccum Tubes 90%+ Gm & Emis.

$30.00

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2 x 12au7a Sylvania/Baldwin Tubes*Grey-O*Super Strong Matched Pair*1961*#12
2 x 12au7a Sylvania/Baldwin Tubes*Grey-O*Super Strong Matched Pair*1961*#12

$34.99

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2 x 12au7a Sylvania/Baldwin Tubes*Grey-O*Super Strong Matched Pair*1961*#14
2 x 12au7a Sylvania/Baldwin Tubes*Grey-O*Super Strong Matched Pair*1961*#14

$34.99

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2 x 12au7a Sylvania/Baldwin Tubes*Grey-O*Super Strong Matched Pair*1961*#11
2 x 12au7a Sylvania/Baldwin Tubes*Grey-O*Super Strong Matched Pair*1961*#11

$34.99

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2 x 12au7a Sylvania/Hammond Tubes*Grey-O*Super Strong Matched Pair*1960*#17
2 x 12au7a Sylvania/Hammond Tubes*Grey-O*Super Strong Matched Pair*1960*#17

$34.99

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2 x 12au7 Raytheon-Baldwin Tubes*Black Plates*Very Strong Matched Pair*1960*#15
2 x 12au7 Raytheon-Baldwin Tubes*Black Plates*Very Strong Matched Pair*1960*#15

$43.99

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Pair RCA 5963 Vacuum Tube 12AU7 Gray Plate O Getter tested 100%
Pair RCA 5963 Vacuum Tube 12AU7 Gray Plate O Getter tested 100%

$17.95

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x1 - TESTED NOS ENGINEERING SAMPLE MATCHED PAIR RAYTHEON 12AU7 12AU7A JAPAN TUBE
x1 - TESTED NOS ENGINEERING SAMPLE MATCHED PAIR RAYTHEON 12AU7 12AU7A JAPAN TUBE

$30.75

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Pair of Daystrom Japan 12AU7 ECC82 Long Plate, Square Maxi-Pre Tested NOS T3144
Pair of Daystrom Japan 12AU7 ECC82 Long Plate, Square Maxi-Pre Tested NOS T3144

$64.95

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Matched Pair IEC 12AU7A ECC82 Matsushita Tubes Japan Maxi-Pre Tested Strong 3469
Matched Pair IEC 12AU7A ECC82 Matsushita Tubes Japan Maxi-Pre Tested Strong 3469

$64.95

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New Gain Matched Pair (2) Genalex Reissue 12AU7 ECC82 GOLD PINS Vacuum Tubes
New Gain Matched Pair (2) Genalex Reissue 12AU7 ECC82 GOLD PINS Vacuum Tubes

$138.87

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2 x 12au7 RCA Tubes*Black Plates -D*Super Strong Matched Pair* 1950's*#11
2 x 12au7 RCA Tubes*Black Plates -D*Super Strong Matched Pair* 1950's*#11

$56.99

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2 x 12au7a Raytheon/Hammond Tubes*Black Plates*Very Strong Matched Pair*#3
2 x 12au7a Raytheon/Hammond Tubes*Black Plates*Very Strong Matched Pair*#3

$47.99

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2 x 12au7a Raytheon/Hammond Tubes*Black Plates*Very Strong Matched Pair*#6
2 x 12au7a Raytheon/Hammond Tubes*Black Plates*Very Strong Matched Pair*#6

$47.99

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2 x 12au7a Raytheon/Hammond Tubes*Black Plates*Very Strong Matched Pair*#5
2 x 12au7a Raytheon/Hammond Tubes*Black Plates*Very Strong Matched Pair*#5

$47.99

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2 x 12au7a Raytheon/Hammond Tubes*Black Plates*Very Strong Matched Pair*#4
2 x 12au7a Raytheon/Hammond Tubes*Black Plates*Very Strong Matched Pair*#4

$47.99

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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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Platinum Matched Pair Black Plates 5963 12AU7 [] Getters 1954 lansdale tube Co.
Platinum Matched Pair Black Plates 5963 12AU7 [] Getters 1954 lansdale tube Co.

$133.50

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5814A/E82CC/12AU7 NOS SIEMENS VACUUM TUBES MATCHING PAIR GERMANY
5814A/E82CC/12AU7 NOS SIEMENS VACUUM TUBES MATCHING PAIR GERMANY

$399.99

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2 x 5814A (12AU7) RCA Tubes*Black Plates-O* Strong Matched Pair*Command*#6
2 x 5814A (12AU7) RCA Tubes*Black Plates-O* Strong Matched Pair*Command*#6

$59.99

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Matched PAIR OF 12AU7 VACUUM TUBES SYLVANIA 1950S NOS++
Matched PAIR OF 12AU7 VACUUM TUBES SYLVANIA 1950S NOS++

$35.00

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Matched Pair RCA Clear-Top 12AU7A (ECC82)Tubes,Hickok TV7 Tests@ 109/100,111/104
Matched Pair RCA Clear-Top 12AU7A (ECC82)Tubes,Hickok TV7 Tests@ 109/100,111/104

$39.95

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Pair RCA 12au7 Black Plate Slanted D Getter 85-90 Balanced 4 Hi Fi Application
Pair RCA 12au7 Black Plate Slanted D Getter 85-90 Balanced 4 Hi Fi Application

$28.99

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Pair (2) 1960s Sylvania Baldwin Conn 12AU7A TV-7 Test as NOS, Gold Matched
Pair (2) 1960s Sylvania Baldwin Conn 12AU7A TV-7 Test as NOS, Gold Matched

$14.00

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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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Pair (2) vintage 1960s Sylvania Baldwin 12AU7A vacuum tubes - TV-7 test as NOS
Pair (2) vintage 1960s Sylvania Baldwin 12AU7A vacuum tubes - TV-7 test as NOS

$20.95

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Ray Tubes 12AU7 Matched pair (two tubes)
Ray Tubes 12AU7 Matched pair (two tubes)

$150.00

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Pair Tung Sol 12AU7 ECC82 17mm Plates 1958 MFG Vintage Electronic Tubes
Pair Tung Sol 12AU7 ECC82 17mm Plates 1958 MFG Vintage Electronic Tubes

$35.00

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Tung-Sol 12AU7W Preamp Tube - Matched Pair - Kevin's Stash Grade - No Cryo
Tung-Sol 12AU7W Preamp Tube - Matched Pair - Kevin's Stash Grade - No Cryo

$55.00

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2 x 12AU7A Westinghouse Tubes*Very Strong Matched Pair*Black Plates D*#4
2 x 12AU7A Westinghouse Tubes*Very Strong Matched Pair*Black Plates D*#4

$44.99

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2 x 12AU7A Westinghouse Tubes*Very Strong Matched Pair*Black Plates D*#5
2 x 12AU7A Westinghouse Tubes*Very Strong Matched Pair*Black Plates D*#5

$44.99

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Matched Pair Philips NOS/NIB JAN 5814/12au7/ECC82 Gray plates tubes - Test NEW
Matched Pair Philips NOS/NIB JAN 5814/12au7/ECC82 Gray plates tubes - Test NEW

$39.99

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Pair of Early 1950's Sylvania 12au7 Long Black Plates. Sound Terrific!
Pair of Early 1950's Sylvania 12au7 Long Black Plates. Sound Terrific!

$36.00

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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

$18.99

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SUPERB MATCHED PAIR - RCA 12AU7A CLEAR TOP VINTAGE AUDIO TUBES - TESTED OVER NOS
SUPERB MATCHED PAIR - RCA 12AU7A CLEAR TOP VINTAGE AUDIO TUBES - TESTED OVER NOS

$39.95

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5814A 12AU7 RCA Audio Receiver Guitar Preamplifier Vacuum Tubes Tested Pair
5814A 12AU7 RCA Audio Receiver Guitar Preamplifier Vacuum Tubes Tested Pair

$26.99

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Pair RCA 12AU7 ECC82 17mm Black Plate D Getter 1954 MFG Vintage Electronics
Pair RCA 12AU7 ECC82 17mm Black Plate D Getter 1954 MFG Vintage Electronics

$40.00

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Matched Pair RCA 12au7/ECC82 LONG Black plates [] Getter tubes Very Strong
Matched Pair RCA 12au7/ECC82 LONG Black plates [] Getter tubes Very Strong

$37.50

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NOS NIB EI 12AU7 ECC82 Telefunken Smooth Plate Copy Low Noise Matching Pair
NOS NIB EI 12AU7 ECC82 Telefunken Smooth Plate Copy Low Noise Matching Pair

$80.00

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RCA 12AU7A NOS PHONO GRADE 1950'S TESTED, (One Pair)
RCA 12AU7A NOS PHONO GRADE 1950'S TESTED, (One Pair)

$20.00

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1955 GE / Ken Rad 12AU7 matched PAIR tubes Holy Grail for Prima Luna Preamp
1955 GE / Ken Rad 12AU7 matched PAIR tubes Holy Grail for Prima Luna Preamp

$90.00

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PAIR OF RAD TEL 12AU7A MAXI TESTED
PAIR OF RAD TEL 12AU7A MAXI TESTED

$29.00

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Matched Pair RCA 12AU7A ECC82 1960s Clear Top Pre Amp Tubes Tests Strong
Matched Pair RCA 12AU7A ECC82 1960s Clear Top Pre Amp Tubes Tests Strong

$23.00

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Pair 12AU7 ( ECC82 ) GE by MULLARD Halo Getter Tubes GT. BRITAIN Amplitrex NOS
Pair 12AU7 ( ECC82 ) GE by MULLARD Halo Getter Tubes GT. BRITAIN Amplitrex NOS

$70.00

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Matched Pair RCA 12AU7A Clear Top Side Getter TV-7D/U Test Strong Balanced #3
Matched Pair RCA 12AU7A Clear Top Side Getter TV-7D/U Test Strong Balanced #3

$18.00

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Mullard 12AU7A (closely matched pair) Short Grey Plate-Blackburn-Maxi 2 Tested
Mullard 12AU7A (closely matched pair) Short Grey Plate-Blackburn-Maxi 2 Tested

$50.00

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PSVANE 12AU7-T II vacuum tubes pair NEW
PSVANE 12AU7-T II vacuum tubes pair NEW

$24.00

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1958 RCA USA 12AU7A ECC82 7030 LONG-PLATE MATCHED-PAIR HOLY-GRAIL "D-GETTERS"
1958 RCA USA 12AU7A ECC82 7030 LONG-PLATE MATCHED-PAIR HOLY-GRAIL "D-GETTERS"

$149.50

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MATCHED PAIR - 1960s RCA 12AU7A CLEAR TOPS - VINTAGE AUDIO TUBES - TESTED SUPERB
MATCHED PAIR - 1960s RCA 12AU7A CLEAR TOPS - VINTAGE AUDIO TUBES - TESTED SUPERB

$39.95

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VACUUM TUBES PAIR RCA 12AU7A MATCH
VACUUM TUBES PAIR RCA 12AU7A MATCH

$14.99

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Pair of RCA Mexico 12AU7A ECC82 NOS NIB Vacuum Tubes - 9% matched
Pair of RCA Mexico 12AU7A ECC82 NOS NIB Vacuum Tubes - 9% matched

$40.00

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12AU7 Raytheon Audio Receiver Preamp Vacuum Tubes Tested Pair
12AU7 Raytheon Audio Receiver Preamp Vacuum Tubes Tested Pair

$20.99

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NOS NIB new matched balanced pair RCA 1952 black plate 12AT7 vacuum tubes
NOS NIB new matched balanced pair RCA 1952 black plate 12AT7 vacuum tubes

$39.00

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Matched Pair RCA 12AU7A Clear Top Side Getter TV-7D/U Test Strong Balanced #1
Matched Pair RCA 12AU7A Clear Top Side Getter TV-7D/U Test Strong Balanced #1

$20.00

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NOS NIB RCA 12AU7A ECC82 Clear Top Low Noise Matching Pair Preamp Tubes
NOS NIB RCA 12AU7A ECC82 Clear Top Low Noise Matching Pair Preamp Tubes

$90.00

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NEW PAIR 6189 12AU7 ECC82 NATIONAL USA MADE TUBES TV7 B/U tested
NEW PAIR 6189 12AU7 ECC82 NATIONAL USA MADE TUBES TV7 B/U tested

$39.99

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Matched Pair 12AU7A Tubes, By GE (Canada), New Tubes New Ratings
Matched Pair 12AU7A Tubes, By GE (Canada), New Tubes New Ratings

$30.00

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Openbox—PSVANE Horizon Series 12AU7-AT/ECC82 Vacuum Tube Amplifier Matched Pair
Openbox—PSVANE Horizon Series 12AU7-AT/ECC82 Vacuum Tube Amplifier Matched Pair

$39.99

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NOS Matched Pair (2x) Raytheon 12AU7 D-Getter Black Ribbed Plates Tubes
NOS Matched Pair (2x) Raytheon 12AU7 D-Getter Black Ribbed Plates Tubes

$44.99

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Matched Pair Tung Sol 12AU7W / 6189 / 12AU7 pre-amp tubes, Brand New in Box
Matched Pair Tung Sol 12AU7W / 6189 / 12AU7 pre-amp tubes, Brand New in Box

$41.61

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Pair of used RCA 5963 (12AU7) Tubes
Pair of used RCA 5963 (12AU7) Tubes

$20.00

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1 Matched pair shuguang 12AU7-T Tube nature sound Vacuum Tube 12AU7 ECC82
1 Matched pair shuguang 12AU7-T Tube nature sound Vacuum Tube 12AU7 ECC82

$66.99

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GAIN MATCHED PAIR OF RCA 12AU7A MAXI PREAMP TESTED
GAIN MATCHED PAIR OF RCA 12AU7A MAXI PREAMP TESTED

$32.00

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Pair Matching RCA 5963/ECC82/12AU7 Black Plate Tubes
Pair Matching RCA 5963/ECC82/12AU7 Black Plate Tubes

$29.99

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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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5814A 12AU7 GE Audio Receiver Preamplifier Vacuum Tubes Tested Pair
5814A 12AU7 GE Audio Receiver Preamplifier Vacuum Tubes Tested Pair

$26.99

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NOS NIB RCA 12AU7A ECC82 Clear Top Side D Getter Matching Pair Low Noise Tubes
NOS NIB RCA 12AU7A ECC82 Clear Top Side D Getter Matching Pair Low Noise Tubes

$80.00

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GE 12AU7 VACUUM TUBE PAIR TEST NOS 96% GRAY SHORT PLATE PREAMP TUBES 1960s
GE 12AU7 VACUUM TUBE PAIR TEST NOS 96% GRAY SHORT PLATE PREAMP TUBES 1960s

$24.99

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2 x 12AU7 JTL Tung-Sol Tubes*Very Strong Matched Pair*1956*Military Specs*#8
2 x 12AU7 JTL Tung-Sol Tubes*Very Strong Matched Pair*1956*Military Specs*#8

$49.99

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PAIR OF RCA 12AU7A - USED BUT TEST GOOD.  BOTH COME IN VINTAGE 12AU7A BOX
PAIR OF RCA 12AU7A - USED BUT TEST GOOD.  BOTH COME IN VINTAGE 12AU7A BOX

$20.00

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Matched Pair GE NOS/NIB JAN 5814/12au7/ECC82 Gray plates tubes - Test NEW
Matched Pair GE NOS/NIB JAN 5814/12au7/ECC82 Gray plates tubes - Test NEW

$34.99

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RARE Matched Pair Raytheon 12au7/ECC82 LONG Black plates []-getter tubes
RARE Matched Pair Raytheon 12au7/ECC82 LONG Black plates []-getter tubes

$34.99

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Matched Pair Amperex Bugle Boy 12AU7/ECC82 Short Plate O-Getter Holland Strong
Matched Pair Amperex Bugle Boy 12AU7/ECC82 Short Plate O-Getter Holland Strong

$190.00

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Matching Pair Philips 5814A 12AU7 Grey Plate Vacuum Tubes Tested Strong Boxed
Matching Pair Philips 5814A 12AU7 Grey Plate Vacuum Tubes Tested Strong Boxed

$32.95

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Pair Sylvania 5963 12AU7 Gold Brand Slanted Square Getter Tubes - TV7 Tested
Pair Sylvania 5963 12AU7 Gold Brand Slanted Square Getter Tubes - TV7 Tested

$33.00

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2 x 12AU7A RCA Tubes*Clear Top Side D*Super Strong Matched Pair*#4
2 x 12AU7A RCA Tubes*Clear Top Side D*Super Strong Matched Pair*#4

$37.99

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Pair NOS + Testing Balanced TUNG-SOL 12AU7A & 12AU7 ECC82 Tubes - TV7 tested
Pair NOS + Testing Balanced TUNG-SOL 12AU7A & 12AU7 ECC82 Tubes - TV7 tested

$26.00

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Matched Pair Sylvania Gold Brand 5814WA Triple Mica Holy Grails 12AU7WA
Matched Pair Sylvania Gold Brand 5814WA Triple Mica Holy Grails 12AU7WA

$137.95

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Matched Pair NOS 12AU7A Long Plates Horseshoe D Getters Hifi Audio Tubes
Matched Pair NOS 12AU7A Long Plates Horseshoe D Getters Hifi Audio Tubes

$133.50

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