rca-12ax7-pair

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MATCHED PAIR OF RCA 12AU7/ECC82/LONG PLATES SQUARE GETTER/TEST NOS+
MATCHED PAIR OF RCA 12AU7/ECC82/LONG PLATES SQUARE GETTER/TEST NOS+

$29.95

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1957 RCA 12AU7 PLATINUM PLUS GRADE Preamp Amp Tubes Matched Pair 90% NOS = ECC82
1957 RCA 12AU7 PLATINUM PLUS GRADE Preamp Amp Tubes Matched Pair 90% NOS = ECC82

$44.95

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NOS PAIR OF RCA BLACK PLATE 12BV7/12by7a/12dq7 HICKOCK TESTED NEW
NOS PAIR OF RCA BLACK PLATE 12BV7/12by7a/12dq7 HICKOCK TESTED NEW

$29.95

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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

$125.00

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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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Lot Of 2 NOS NIB RCA Mullard 12AX7A ECC83 Audio Tubes V Strong Matched Pair
Lot Of 2 NOS NIB RCA Mullard 12AX7A ECC83 Audio Tubes V Strong Matched Pair

$185.00

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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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RCA 7025 Long Plate D Getter Preamp Tubes 12AX7 Pair
RCA 7025 Long Plate D Getter Preamp Tubes 12AX7 Pair

$80.00

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Matched Pair RCA 5751/12AX7/ECC83 Short Black Plate O-Getter Made in USA
Matched Pair RCA 5751/12AX7/ECC83 Short Black Plate O-Getter Made in USA

$55.00

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RCA 12AX7A Vintage Pair Grey Plates Halo Getter Audio Tubes NIB (Tests well)
RCA 12AX7A Vintage Pair Grey Plates Halo Getter Audio Tubes NIB (Tests well)

$80.00

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NOS NIB RCA 6681 12AX7A Preamp Tubes Pair
NOS NIB RCA 6681 12AX7A Preamp Tubes Pair

$140.00

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MATCHED PAIR RCA JRC 5751 (12AX7) Black Plate PREMIUM Audio VACUUM TUBES 5.8394
MATCHED PAIR RCA JRC 5751 (12AX7) Black Plate PREMIUM Audio VACUUM TUBES 5.8394

$109.95

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MATCHED PAIR NOS RCA 12AX7a ECC83 Short Plates Ring Getters Musical Audio Tubes
MATCHED PAIR NOS RCA 12AX7a ECC83 Short Plates Ring Getters Musical Audio Tubes

$145.60

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RCA 12AU7/ECC82 MATCHED PAIR Angle Square Getters Maxi PreAmp 2 Tested/NOS T3094
RCA 12AU7/ECC82 MATCHED PAIR Angle Square Getters Maxi PreAmp 2 Tested/NOS T3094

$84.03

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NOS Matched Pair RCA 12AX7A ECC83 12AX7 phono Grade Audio Tubes Old MusicalGlass
NOS Matched Pair RCA 12AX7A ECC83 12AX7 phono Grade Audio Tubes Old MusicalGlass

$182.00

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RCA 12AT7 Square D-Getter Black Plate ECC81 Maxi-Pre Tested = STRONG++, bn3844
RCA 12AT7 Square D-Getter Black Plate ECC81 Maxi-Pre Tested = STRONG++, bn3844

$21.96

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RCA 12AX7A Matching Pair Low Noise Preamp Tubes
RCA 12AX7A Matching Pair Low Noise Preamp Tubes

$60.00

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RCA 12AU7 TIGHT MATCH PAIR ECC82 BLACK PLATE PHONO GRADE TEST NOS VINTAGE 1950's
RCA 12AU7 TIGHT MATCH PAIR ECC82 BLACK PLATE PHONO GRADE TEST NOS VINTAGE 1950's

$29.95

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Matched Pair RCA 12ax7/ECC83 Short Plates tubes - 1960s - Test NOS
Matched Pair RCA 12ax7/ECC83 Short Plates tubes - 1960s - Test NOS

$69.99

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Pair of Vintage RCA 5751/12AX7. Triple Mica Black Plate. Strong and Good Match.
Pair of Vintage RCA 5751/12AX7. Triple Mica Black Plate. Strong and Good Match.

$119.00

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Pair RCA Dumont Labeled 7058 12AX7 Preamp Tubes Amplitrex Tested Strong
Pair RCA Dumont Labeled 7058 12AX7 Preamp Tubes Amplitrex Tested Strong

$65.00

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Pair RCA Short Plate Gray Plates 12AX7A Test Strong - Chrome Top - Vintage
Pair RCA Short Plate Gray Plates 12AX7A Test Strong - Chrome Top - Vintage

$69.99

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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

$165.75

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Pair (2) RCA, Sylvania Baldwin Conn 12AU7, 12AU7A TV-7 Tests NOS, Gold Matched
Pair (2) RCA, Sylvania Baldwin Conn 12AU7, 12AU7A TV-7 Tests NOS, Gold Matched

$15.00

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Match Pair EI RCA 12AX7A Audio Tubes Yugoslavia - TESTED at 80/72 96/max min 55
Match Pair EI RCA 12AX7A Audio Tubes Yugoslavia - TESTED at 80/72 96/max min 55

$61.76

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MATCHED NOS NIB Pair HYTRON (RCA) 7058 (12AX7 Sub) Vintage VACUUM TUBES 8.8206
MATCHED NOS NIB Pair HYTRON (RCA) 7058 (12AX7 Sub) Vintage VACUUM TUBES 8.8206

$69.95

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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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2 x 12au7 RCA Tubes*Black Plates -D*Very Strong Matched Pair* 1955-56*#4
2 x 12au7 RCA Tubes*Black Plates -D*Very Strong Matched Pair* 1955-56*#4

$49.99

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Matched Pair RCA 5751/12AX7/ECC83 Triple Mica Black Plate Sqare Getter Strong
Matched Pair RCA 5751/12AX7/ECC83 Triple Mica Black Plate Sqare Getter Strong

$175.00

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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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5751 x2 12AX7A NOS RCA Twin Triode Tube Pair-Date Match 1981-Tested-Free Ship US
5751 x2 12AX7A NOS RCA Twin Triode Tube Pair-Date Match 1981-Tested-Free Ship US

$86.99

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Matched Pair RCA Clear-Top 12AU7A (ECC82)Tubes, Hickok TV7 Tests @ 106/99,105/99
Matched Pair RCA Clear-Top 12AU7A (ECC82)Tubes, Hickok TV7 Tests @ 106/99,105/99

$38.95

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RCA 12AT7 Square D-Getter Black Plate ECC81 Maxi-Pre Tested = STRONG+, bn3848
RCA 12AT7 Square D-Getter Black Plate ECC81 Maxi-Pre Tested = STRONG+, bn3848

$30.76

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Matched PAIR RCA 12AX7A ECC83 Vintage AUDIO Amp VACUUM TUBES Tested NOS 8.8216
Matched PAIR RCA 12AX7A ECC83 Vintage AUDIO Amp VACUUM TUBES Tested NOS 8.8216

$124.95

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Pair NIB RCA 5963 / 12AU7 Tubes - one with Black Plates
Pair NIB RCA 5963 / 12AU7 Tubes - one with Black Plates

$29.99

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RCA 12AT7 ECC81 Vacuum Tubes Pair Short Gray Plate Halo Getter Tested
RCA 12AT7 ECC81 Vacuum Tubes Pair Short Gray Plate Halo Getter Tested

$23.99

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pair 1960s in box matched + curve traced RCA 12AX7A ECC83 7025 14mm
pair 1960s in box matched + curve traced RCA 12AX7A ECC83 7025 14mm

$145.00

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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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NOS Matched Pair 3 MICA 5751 Black Plates 12AX7 ECC83 TUBES 1950S
NOS Matched Pair 3 MICA 5751 Black Plates 12AX7 ECC83 TUBES 1950S

$250.00

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Matched Pair RCA 12ax7/ECC83 Short Plates tubes - 1960s - Test NOS
Matched Pair RCA 12ax7/ECC83 Short Plates tubes - 1960s - Test NOS

$72.99

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2-Motorola by RCA 7058 12AX7 Vacuum Tubes NOS/NIB Tested Matched Pair
2-Motorola by RCA 7058 12AX7 Vacuum Tubes NOS/NIB Tested Matched Pair

$69.99

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RCA 12AU7 PERFECT MATCH PAIR ECC82 CLR TOP MEATBALL LOGO PHONO GRADE TEST NOS++
RCA 12AU7 PERFECT MATCH PAIR ECC82 CLR TOP MEATBALL LOGO PHONO GRADE TEST NOS++

$34.95

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1956 RCA USA 12AU7 ECC82 BLACK-PLATE "D-GETTER" MUSEUM CERTIFIED HOLY-GRAIL PAIR
1956 RCA USA 12AU7 ECC82 BLACK-PLATE "D-GETTER" MUSEUM CERTIFIED HOLY-GRAIL PAIR

$277.50

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Matched Pair RCA 12ax7/ECC83 Short Plates tubes - 1960s - Test NOS
Matched Pair RCA 12ax7/ECC83 Short Plates tubes - 1960s - Test NOS

$72.99

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2 x 12AX7 RCA Tubes*Black-True D*Very Strong Matched (8%) Pair*1950+/-*#9
2 x 12AX7 RCA Tubes*Black-True D*Very Strong Matched (8%) Pair*1950+/-*#9

$149.99

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Matched Pair RCA ECC82/12AU7A Clear Top Side Square Getter Strong USA
Matched Pair RCA ECC82/12AU7A Clear Top Side Square Getter Strong USA

$55.00

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VINTAGE PAIR RCA RAD-TEL WESTINGHOUSE 12AX7 ECC83 AMP TUBES
VINTAGE PAIR RCA RAD-TEL WESTINGHOUSE 12AX7 ECC83 AMP TUBES

$50.00

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1958 Matched Pair RCA 12AX7 ECC83 Vacuum Tubes Tall Black Plates Square Getters
1958 Matched Pair RCA 12AX7 ECC83 Vacuum Tubes Tall Black Plates Square Getters

$299.99

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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 RCA 12ax7/ECC83 Short Plates tubes - 1960s - Test NOS
Matched Pair RCA 12ax7/ECC83 Short Plates tubes - 1960s - Test NOS

$72.99

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Matched Pair RCA 12BY7A Black Plate D-Getter Tubes TESTED! 12BY7 12BV7 12DQ7
Matched Pair RCA 12BY7A Black Plate D-Getter Tubes TESTED! 12BY7 12BV7 12DQ7

$29.99

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Pair RCA 12AU7 audio tubes test strong on calibrated TV7. GUARANTEED #1
Pair RCA 12AU7 audio tubes test strong on calibrated TV7. GUARANTEED #1

$39.99

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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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One Matched Pair Military JHS- 12AX7 Tubes, Sylvania, Guitar Amp Specialists
One Matched Pair Military JHS- 12AX7 Tubes, Sylvania, Guitar Amp Specialists

$46.00

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Tested Pair of RCA 12AX7A 6681 NOS NIB Vacuum Tubes
Tested Pair of RCA 12AX7A 6681 NOS NIB Vacuum Tubes

$200.00

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Matched Pair Vintage RCA 12AU7 Tubes Test Great Short Gray Plates
Matched Pair Vintage RCA 12AU7 Tubes Test Great Short Gray Plates

$50.00

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(2) RCA 12AX7A Twin Trioides Short Grey Plate Test Great! Halo Getters! (1970's)
(2) RCA 12AX7A Twin Trioides Short Grey Plate Test Great! Halo Getters! (1970's)

$69.99

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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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Pair 12BY7A RCA NOS Vacuum Tubes, B&K 747B Tested - will combine ship
Pair 12BY7A RCA NOS Vacuum Tubes, B&K 747B Tested - will combine ship

$29.95

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1958 RCA USA 12AX7 ECC83 LONG-BLACK-PLATE "D-GETTER" MUSEUM CERTIFIED HOLY-GRAIL
1958 RCA USA 12AX7 ECC83 LONG-BLACK-PLATE "D-GETTER" MUSEUM CERTIFIED HOLY-GRAIL

$180.00

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Matched Pair RCA 5963/12au7/ECC82 LONG Black plates Foil-getter tubes - Test NOS
Matched Pair RCA 5963/12au7/ECC82 LONG Black plates Foil-getter tubes - Test NOS

$29.74

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Matched Pair RCA 12ax7/ECC83 Short Plates tubes - 1960s - Test NOS
Matched Pair RCA 12ax7/ECC83 Short Plates tubes - 1960s - Test NOS

$74.99

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SYLVANIA AND RCA 12AX7 VACUUM TUBES PAIR #2+3
SYLVANIA AND RCA 12AX7 VACUUM TUBES PAIR #2+3

$60.00

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Pair 12AX7 RCA Tall Grey Plate/Angled Square Getter 1950s long plates TV7 Strong
Pair 12AX7 RCA Tall Grey Plate/Angled Square Getter 1950s long plates TV7 Strong

$85.00

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PAIR 12AX7 ECC83 RCA GREY PLATE PLATINUM MATCHED PAIR,NATO specsTV7 tested #4
PAIR 12AX7 ECC83 RCA GREY PLATE PLATINUM MATCHED PAIR,NATO specsTV7 tested #4

$97.47

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Pair of Excellent Early RCA 7025 Vacuum Tubes ECC83 12AX7, TV-7 & Maxi Tested
Pair of Excellent Early RCA 7025 Vacuum Tubes ECC83 12AX7, TV-7 & Maxi Tested

$92.00

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MATCHED PAIR RCA 12AU7A/ECC82 Clear Top AUDIO VACUUM TUBES Hickok Tested lot 6-7
MATCHED PAIR RCA 12AU7A/ECC82 Clear Top AUDIO VACUUM TUBES Hickok Tested lot 6-7

$35.00

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Pair RCA 12AU7 audio tubes test very strong on calibrated TV7. GUARANTEED
Pair RCA 12AU7 audio tubes test very strong on calibrated TV7. GUARANTEED

$49.99

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Strong Pair RCA 12AU7A Long Grey Ladder Plates Square Getter Serious Tubes D338
Strong Pair RCA 12AU7A Long Grey Ladder Plates Square Getter Serious Tubes D338

$25.00

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2 PCS RCA. 12AU7/ECC82 CLEAR TOP. GREAT WORKED CONDITION. U.S.A.
2 PCS RCA. 12AU7/ECC82 CLEAR TOP. GREAT WORKED CONDITION. U.S.A.

$33.00

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NOS/NIB Matched Pair RCA ECC82/12AU7A Clear Top Side Square Getter USA 1966
NOS/NIB Matched Pair RCA ECC82/12AU7A Clear Top Side Square Getter USA 1966

$100.00

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12AU7 RCA Black Plate Slant Sq Gtr Matched Pair Eico 667 Tested Strong
12AU7 RCA Black Plate Slant Sq Gtr Matched Pair Eico 667 Tested Strong

$39.99

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Matched Pair RCA 5963/12au7/ECC82 LONG Black plates Foil-getter tubes - Test NOS
Matched Pair RCA 5963/12au7/ECC82 LONG Black plates Foil-getter tubes - Test NOS

$34.99

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Matched Pair RCA 12AX7A ECC83 Life Test Excellent Test Emission Strong Tube
Matched Pair RCA 12AX7A ECC83 Life Test Excellent Test Emission Strong Tube

$98.45

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NOS/NIB 1960 Date Matched Pair RCA 5963 Vacuum Tubes Long Plate 12AU7 Variant
NOS/NIB 1960 Date Matched Pair RCA 5963 Vacuum Tubes Long Plate 12AU7 Variant

$119.99

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2 NIB RCA 12BY7A Tubes (USA-Selected Pair Tektronix ) Pair #3
2 NIB RCA 12BY7A Tubes (USA-Selected Pair Tektronix ) Pair #3

$40.00

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Matched Pair RCA ECC82/12AU7A Clear Top Side Square Getter Strong USA 1964
Matched Pair RCA ECC82/12AU7A Clear Top Side Square Getter Strong USA 1964

$45.00

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

$109.99

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1965 Mullard Blackburn "RCA" Shortplate 12AX7 Tubes (2)
1965 Mullard Blackburn "RCA" Shortplate 12AX7 Tubes (2)

$179.10

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RCA 12AU7 TIGHT MATCH PAIR ECC82 LONG PLATE PHONO GRADE TEST NOS+ VINTAGE 1960's
RCA 12AU7 TIGHT MATCH PAIR ECC82 LONG PLATE PHONO GRADE TEST NOS+ VINTAGE 1960's

$24.95

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PAIR OF RCA 12AU7A 1967 CLEARTOP LONG GRAY PLATE TUBES, TV-7 TESTED #A-7
PAIR OF RCA 12AU7A 1967 CLEARTOP LONG GRAY PLATE TUBES, TV-7 TESTED #A-7

$19.99

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Tightly Matched Pair 12BV7 (12BY7A) RCA NOS Vacuum Tubes, B&K 747B Tested
Tightly Matched Pair 12BV7 (12BY7A) RCA NOS Vacuum Tubes, B&K 747B Tested

$34.95

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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 RCA Clear-Top 12AU7A (ECC82)Tubes,Hickok TV7 Tests@ 109/110,104/110
Matched Pair RCA Clear-Top 12AU7A (ECC82)Tubes,Hickok TV7 Tests@ 109/110,104/110

$42.95

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Pair of Early 12AX7 Tubes, By RCA
Pair of Early 12AX7 Tubes, By RCA

$42.00

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1958 RCA USA 12AU7 ECC82 LONG-BLACK-PLATE "D-GETTER" MUSEUM CERTIFIED HOLY-GRAIL
1958 RCA USA 12AU7 ECC82 LONG-BLACK-PLATE "D-GETTER" MUSEUM CERTIFIED HOLY-GRAIL

$148.00

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Tightly Matched Pair 12DQ7 (12BY7A) RCA NOS Vacuum Tubes, B&K 747B Tested
Tightly Matched Pair 12DQ7 (12BY7A) RCA NOS Vacuum Tubes, B&K 747B Tested

$34.95

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1958 Date Matched Pair RCA 12AT7 Black Plate D Getter Vacuum Tubes ECC81 Rare!
1958 Date Matched Pair RCA 12AT7 Black Plate D Getter Vacuum Tubes ECC81 Rare!

$89.99

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Pair of RCA &Raytheon 12AU7A ECC82 Vacuum Tubes FREE SHIPPING
Pair of RCA &Raytheon 12AU7A ECC82 Vacuum Tubes FREE SHIPPING

$30.00

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RARE Matched Pair RCA JRC-6189/12au7/ECC82 Black Plates tubes - Test NOS
RARE Matched Pair RCA JRC-6189/12au7/ECC82 Black Plates tubes - Test NOS

$59.99

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Pair RCA 5751 12AX7 Black Plate Audio Tubes TV7 Tested Strong
Pair RCA 5751 12AX7 Black Plate Audio Tubes TV7 Tested Strong

$90.00

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2 x 12au7 RCA Tubes*Black Plates -D*Very Strong Matched Pair* 1955-56*#6
2 x 12au7 RCA Tubes*Black Plates -D*Very Strong Matched Pair* 1955-56*#6

$43.99

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Matched Pair 1960/61 Vintage RCA 5963 Gray Plate Tubes Test NOS 12AU7 #B
Matched Pair 1960/61 Vintage RCA 5963 Gray Plate Tubes Test NOS 12AU7 #B

$30.00

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RCA 12AU7 VACUUM TUBES ** PAIR **
RCA 12AU7 VACUUM TUBES ** PAIR **

$45.00

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Pair of 12AX7A Tubes, RCA, One Branded GE
Pair of 12AX7A Tubes, RCA, One Branded GE

$42.00

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(1) Tested Matched & Balanced Pair RCA 12AX7/ECC83 Tubes Orange Red 12AX7 Tubes
(1) Tested Matched & Balanced Pair RCA 12AX7/ECC83 Tubes Orange Red 12AX7 Tubes

$225.00

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

$20.00

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Matched Pair RCA 12AX7A ECC83 Life Test Excellent Test Emission Strong Tube
Matched Pair RCA 12AX7A ECC83 Life Test Excellent Test Emission Strong Tube

$98.45

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MATCHED Pair NOS Raytheon 12AX7 Long Black Plates Musical hifi Audio tubes 1952
MATCHED Pair NOS Raytheon 12AX7 Long Black Plates Musical hifi Audio tubes 1952

$182.00

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Pair RCA Beckman 5963 / 12AU7 Long Grey / Halo, MaxiPreamp II Tested NOS, SM1379
Pair RCA Beckman 5963 / 12AU7 Long Grey / Halo, MaxiPreamp II Tested NOS, SM1379

$23.47

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