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RCA - 12AX7A - ECC83 - 12AX7 Vintage 1960’s Vacuum Preamp Tube
RCA - 12AX7A - ECC83 - 12AX7 Vintage 1960’s Vacuum Preamp Tube

$28.99

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MATCHED QUAD (4) RCA 12AX7A ECC83 Premium Vintage Audio VACUUM TUBES 7.7877
MATCHED QUAD (4) RCA 12AX7A ECC83 Premium Vintage Audio VACUUM TUBES 7.7877

$249.95

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MATCHED QUAD (4) RCA 12AX7A ECC83 Premium Vintage Audio VACUUM TUBES 7.7876
MATCHED QUAD (4) RCA 12AX7A ECC83 Premium Vintage Audio VACUUM TUBES 7.7876

$249.95

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2 RCA 12AX7A ECC83 Audio Electron Amplifier Vacuum Tube Preamp NOS NIB
2 RCA 12AX7A ECC83 Audio Electron Amplifier Vacuum Tube Preamp NOS NIB

$49.99

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RCA 12AX7A TUBE WITH GREY PLATE AND HALO GETTER
RCA 12AX7A TUBE WITH GREY PLATE AND HALO GETTER

$24.50

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HIGH GAIN (112.6, 102.7) TESTED RCA 12AX7A TUBE SHORT GREY PLATE HALO GETTER
HIGH GAIN (112.6, 102.7) TESTED RCA 12AX7A TUBE SHORT GREY PLATE HALO GETTER

$39.95

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RCA Short Gray Plate 12AX7A Vacuum Tubes (2) -NOS TESTING.. VERY STRONG
RCA Short Gray Plate 12AX7A Vacuum Tubes (2) -NOS TESTING.. VERY STRONG

$44.00

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HIGH GAIN (106.6, 109) RCA 12AX7 LONG BLACK PLATE PLATE DIMPLED FOIL D GETTER
HIGH GAIN (106.6, 109) RCA 12AX7 LONG BLACK PLATE PLATE DIMPLED FOIL D GETTER

$44.95

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Strong Vintage 1960s RCA 12AX7A ECC83 Tube - Excellent !!
Strong Vintage 1960s RCA 12AX7A ECC83 Tube - Excellent !!

$29.99

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RCA 12AX7A GREY PLATE Maxi Preamp Tested
RCA 12AX7A GREY PLATE Maxi Preamp Tested

$38.95

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Pair RCA 12AX7A/ECC83 Hammond Label Test Strong
Pair RCA 12AX7A/ECC83 Hammond Label Test Strong

$75.00

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12AX7A RCA Electron Tube
12AX7A RCA Electron Tube

$21.45

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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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ECC82/12AU7 NOS RCA CLEAR TOP VACUUM TUBES MATCHING QUAD USA
ECC82/12AU7 NOS RCA CLEAR TOP VACUUM TUBES MATCHING QUAD USA

$119.99

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12AX7A ECC83 RCA Clear Glass Made In USA Amplitrex Tested Qty 1 MP
12AX7A ECC83 RCA Clear Glass Made In USA Amplitrex Tested Qty 1 MP

$240.00

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Match Pair NOS RCA 12AX7 Carbonized Black Plates [] Getters 1950s Coveted Tone
Match Pair NOS RCA 12AX7 Carbonized Black Plates [] Getters 1950s Coveted Tone

$269.98

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TESTED RCA 12AX7 / ECC83 TUBE LONG BLACK PLATE FOIL D GETTER PINCHED WAISTE
TESTED RCA 12AX7 / ECC83 TUBE LONG BLACK PLATE FOIL D GETTER PINCHED WAISTE

$44.95

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1970s RCA 12AX7A (ECC83 12AX7-A) Tube - Hickok TV7B tests @ 50/52, Min:32/32
1970s RCA 12AX7A (ECC83 12AX7-A) Tube - Hickok TV7B tests @ 50/52, Min:32/32

$49.95

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NOS RCA 12AX7A ECC83 12AX7 USA TUBE CREAM OF THE CROP HIGHEST EMISSIONS!
NOS RCA 12AX7A ECC83 12AX7 USA TUBE CREAM OF THE CROP HIGHEST EMISSIONS!

$135.00

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RCA 12AX7 LONG BLACK PLATE,,
RCA 12AX7 LONG BLACK PLATE,,

$35.00

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RCA 12AX7A "Selected Tube" Low Noise Preamp Tube Tektronix
RCA 12AX7A "Selected Tube" Low Noise Preamp Tube Tektronix

$40.00

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RCA 12AX7A Tube, Grey Plates, O-Getter, TV-7 Test = 108% & 100%
RCA 12AX7A Tube, Grey Plates, O-Getter, TV-7 Test = 108% & 100%

$29.50

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2 EXACT Matching RCA 12AU7 / ECC82 tubes Grey Plate TESTED Good made Gr. Britain
2 EXACT Matching RCA 12AU7 / ECC82 tubes Grey Plate TESTED Good made Gr. Britain

$32.98

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RCA 12AU7A/ECC82 NSNP
RCA 12AU7A/ECC82 NSNP

$13.00

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Vintage RCA 12AX7A Short Plate Preamp Tube 12AX7 ECC83 Valve #162
Vintage RCA 12AX7A Short Plate Preamp Tube 12AX7 ECC83 Valve #162

$49.98

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Vacuum Tube LED Night Light 12AX7 ECC83 Style White Automatic Light Sensing
Vacuum Tube LED Night Light 12AX7 ECC83 Style White Automatic Light Sensing

$18.99

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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

$175.50

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Vintage - RCA 12AX7A Gray Plate Vacuum Tube
Vintage - RCA 12AX7A Gray Plate Vacuum Tube

$28.99

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ECC83/12AX7 RCA LONG BLACK PLATES D GETTER VACUUM TUBES X4
ECC83/12AX7 RCA LONG BLACK PLATES D GETTER VACUUM TUBES X4

$149.99

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RCA 12AX7A Vacuum Tube
RCA 12AX7A Vacuum Tube

$19.99

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RCA 12AX7 Long Black Plates - 1950's - Excellent Amplitrex Test Results
RCA 12AX7 Long Black Plates - 1950's - Excellent Amplitrex Test Results

$94.50

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NOS/NIB RCA COMMAND 12AX7 (ECC83 ) VACUUM TUBE - BLACK PLATE - TESTED NOS
NOS/NIB RCA COMMAND 12AX7 (ECC83 ) VACUUM TUBE - BLACK PLATE - TESTED NOS

$49.99

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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!!

$60.00

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HIGH GAIN (99.9, 97.0) RCA 12AX7 / ECC83 TUBE LONG BLACK PLATE SQUARE GETTER
HIGH GAIN (99.9, 97.0) RCA 12AX7 / ECC83 TUBE LONG BLACK PLATE SQUARE GETTER

$39.95

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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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Vintage RCA 12AX7 Preamp Tube ECC83 Valve #163
Vintage RCA 12AX7 Preamp Tube ECC83 Valve #163

$29.58

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7025/12AX7A RCA Angled "D" Getter/Tall Plate MaxiPreamp2/TV7 tested
7025/12AX7A RCA Angled "D" Getter/Tall Plate MaxiPreamp2/TV7 tested

$59.99

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One Very Strong RCA Short Gray Plate O Getter 12AX7A / ECC83 Tube-TV-7 @ 59/51
One Very Strong RCA Short Gray Plate O Getter 12AX7A / ECC83 Tube-TV-7 @ 59/51

$23.00

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RCA 12AX7 ECC83 TIGHT MATCH PAIR LNG PLATE SQR GETR TEST NOS+ MINTY VINTAGE 1959
RCA 12AX7 ECC83 TIGHT MATCH PAIR LNG PLATE SQR GETR TEST NOS+ MINTY VINTAGE 1959

$99.95

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RCA For Packard Bell 7025 12AX7A Halo Ring Getter Gray Plate Audiophile Tube
RCA For Packard Bell 7025 12AX7A Halo Ring Getter Gray Plate Audiophile Tube

$112.50

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1 NOS NIB RCA 12AX7A Audio Tube 1976
1 NOS NIB RCA 12AX7A Audio Tube 1976

$75.00

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Vintage RCA 12AX7 Preamp Tube ECC83 Valve #161
Vintage RCA 12AX7 Preamp Tube ECC83 Valve #161

$29.58

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One ±1970 RCA 12AX7A ECC83 Tube - Hickok TV7B tests @ 48/51, Min:32/32
One ±1970 RCA 12AX7A ECC83 Tube - Hickok TV7B tests @ 48/51, Min:32/32

$34.95

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RCA 12AX7 - Long Black Plate, Slanted "D" Getter Preamp Vacuum Tube - FREE Ship!
RCA 12AX7 - Long Black Plate, Slanted "D" Getter Preamp Vacuum Tube - FREE Ship!

$65.00

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NOS NIB RCA Long Gray Plate 12AX7A Vacuum Tube Square Getter Hickok Tested £
NOS NIB RCA Long Gray Plate 12AX7A Vacuum Tube Square Getter Hickok Tested £

$49.99

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Strong RCA by GE Short Gray Plate O Getter 12AX7A / ECC83 Tube - 110/114
Strong RCA by GE Short Gray Plate O Getter 12AX7A / ECC83 Tube - 110/114

$39.99

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1957 RCA 5751 12AX7 BLACK PLATE D GETTER Tube BOGEN AMP No microphonics LOT B
1957 RCA 5751 12AX7 BLACK PLATE D GETTER Tube BOGEN AMP No microphonics LOT B

$32.29

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1 Excellent MULLARD RCA 12AX7 ECC83 i63 Tube Very Strong 50/57 on TV-7
1 Excellent MULLARD RCA 12AX7 ECC83 i63 Tube Very Strong 50/57 on TV-7

$52.00

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1960's RCA 12AX7A ECC83 AMPLITREX TESTED TUBES forFENDER MARSHALL VOX AMPS!
1960's RCA 12AX7A ECC83 AMPLITREX TESTED TUBES forFENDER MARSHALL VOX AMPS!

$64.97

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Matched PAIR RCA 12AX7A ECC83 Vintage AUDIO Amplifier VACUUM TUBES Tested 4.7881
Matched PAIR RCA 12AX7A ECC83 Vintage AUDIO Amplifier VACUUM TUBES Tested 4.7881

$119.95

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HIGH GAIN (102.2, 107.8) RCA 12AX7A / ECC83 AUDIO PREAMP TUBE GREY PLATE HALO
HIGH GAIN (102.2, 107.8) RCA 12AX7A / ECC83 AUDIO PREAMP TUBE GREY PLATE HALO

$39.95

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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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RCA 12AX7A ECC83 TV-7D/U Tested Halo Getter
RCA 12AX7A ECC83 TV-7D/U Tested Halo Getter

$27.49

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TESTED RCA 12AX7 / ECC83 AUDIO TUBE LONG BLACK PLATE SQUARE GETTER
TESTED RCA 12AX7 / ECC83 AUDIO TUBE LONG BLACK PLATE SQUARE GETTER

$37.95

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RCA 12AU7 Long Grey Plates Square Getter - Hickok Tested (86% NOS) @
RCA 12AU7 Long Grey Plates Square Getter - Hickok Tested (86% NOS) @

$9.99

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Strong RCA Short Gray Plate O Getter 12AX7A / ECC83 Tube - 104/114
Strong RCA Short Gray Plate O Getter 12AX7A / ECC83 Tube - 104/114

$49.99

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1 x 12AX7 RCA Tube*Long Grey-D*Very Strong Testing*1959*#18
1 x 12AX7 RCA Tube*Long Grey-D*Very Strong Testing*1959*#18

$29.99

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Large Lot 40 -NIB/NOS TUNG-SOL 12AX7A, 1957 CBS 12AX7, NIB 12AU7, 6DJ8 #109
Large Lot 40 -NIB/NOS TUNG-SOL 12AX7A, 1957 CBS 12AX7, NIB 12AU7, 6DJ8 #109

$59.95

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1969 RCA 12AX7A 6681 (ECC83 12AX7) Tube - Hickok TV7B tests @ 52/55, Min:32/32
1969 RCA 12AX7A 6681 (ECC83 12AX7) Tube - Hickok TV7B tests @ 52/55, Min:32/32

$50.95

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12AX7A/ECC83 RCA MaxiPreamp2/TV7 tested
12AX7A/ECC83 RCA MaxiPreamp2/TV7 tested

$59.99

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(1) Tested RCA 12BY7A Tube Sharp Cutoff Pentode 12BY7 A Vacuum Tube Orange Logo
(1) Tested RCA 12BY7A Tube Sharp Cutoff Pentode 12BY7 A Vacuum Tube Orange Logo

$9.00

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RCA 12AX7 NOS NIB 1600/1250gm Long Grey Plates Bent Square Get Serious Tube T800
RCA 12AX7 NOS NIB 1600/1250gm Long Grey Plates Bent Square Get Serious Tube T800

$40.00

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One 1960s RCA 12AX7A (ECC83) Tube - Hickok TV7B tests @ 54/50, Min:32/32
One 1960s RCA 12AX7A (ECC83) Tube - Hickok TV7B tests @ 54/50, Min:32/32

$33.95

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Sylvania / RCA ECC83 / 12AX7 Vacuum tubes.....two......Long Black Plate
Sylvania / RCA ECC83 / 12AX7 Vacuum tubes.....two......Long Black Plate

$74.95

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July 1966 12AX7A RCA Gray 14MM Plate Tube w/ Box Amplitrex 100/93 % Gm
July 1966 12AX7A RCA Gray 14MM Plate Tube w/ Box Amplitrex 100/93 % Gm

$50.00

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12AX7/ECC83 RCA 17mm Plate/Angle "D" Getter MaxiPreamp2/TV-7 Tested
12AX7/ECC83 RCA 17mm Plate/Angle "D" Getter MaxiPreamp2/TV-7 Tested

$45.00

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MAXI PREAMP II TESTED RCA 12AX7A / ECC83 TUBE SHORT PLATE HALO GETTER
MAXI PREAMP II TESTED RCA 12AX7A / ECC83 TUBE SHORT PLATE HALO GETTER

$36.95

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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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Lot of 2 Amperex 12AX7 RCA 12AX7A Electron Tube - Tested Good
Lot of 2 Amperex 12AX7 RCA 12AX7A Electron Tube - Tested Good

$55.90

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2 RCA 12AT7 - ECC81 Vacuum Tube No Box 1 Command 1 Ecc81
2 RCA 12AT7 - ECC81 Vacuum Tube No Box 1 Command 1 Ecc81

$30.00

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12AX7 ECC83 Vacuum Tube Pair RCA 1960 Test NOS 98% Guitar Amp Tube Amplifier
12AX7 ECC83 Vacuum Tube Pair RCA 1960 Test NOS 98% Guitar Amp Tube Amplifier

$54.99

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1 x 12AX7 RCA Tube*Long Grey-D*Very Strong Testing*1959*#19
1 x 12AX7 RCA Tube*Long Grey-D*Very Strong Testing*1959*#19

$29.99

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RCA 12AU7A Vacuum Tube Clear Top Gray Plate Side Getter Tested 91/108%
RCA 12AU7A Vacuum Tube Clear Top Gray Plate Side Getter Tested 91/108%

$9.95

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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

$44.95

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Large Lot 40 - i63 MULLARD 12AX7 , MULLARD 6BQ5, 1953 RCA 12AX7 BlackP, #110
Large Lot 40 - i63 MULLARD 12AX7 , MULLARD 6BQ5, 1953 RCA 12AX7 BlackP, #110

$84.95

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(2) Vintage RCA 12AX7A & Revere Wollensak Electron Vacuum Tube
(2) Vintage RCA 12AX7A & Revere Wollensak Electron Vacuum Tube

$49.99

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NOS RCA Grey Short Plate 12AX7A Vacuum Tube Round Getter Hickok Tested £
NOS RCA Grey Short Plate 12AX7A Vacuum Tube Round Getter Hickok Tested £

$39.99

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5 Nice Tested 1950's RCA 12AX7/ECC83 Long Black Plates Vacuum Tubes.....1 Money!
5 Nice Tested 1950's RCA 12AX7/ECC83 Long Black Plates Vacuum Tubes.....1 Money!

$194.99

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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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12AU7A An RCA Vacuum Tube. ECC82. Matched Sides.
12AU7A An RCA Vacuum Tube. ECC82. Matched Sides.

$11.47

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Single RCA 12AX7- 1958 Vintage. Black Plate/Slanted Getter. Strong And Quiet!
Single RCA 12AX7- 1958 Vintage. Black Plate/Slanted Getter. Strong And Quiet!

$65.00

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NIB 5751 RCA JRC-5751 3-Mica Black Plate Slant-D Getter 12AX7
NIB 5751 RCA JRC-5751 3-Mica Black Plate Slant-D Getter 12AX7

$69.99

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RCA Power Amp RS-177 Revamped
RCA Power Amp RS-177 Revamped

$325.00

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Strong Matched Perfect Balanced Pair RCA 12AT7 ECC81 Black Plate Tubes - TV7
Strong Matched Perfect Balanced Pair RCA 12AT7 ECC81 Black Plate Tubes - TV7

$26.00

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Matched Balanced Pair RCA 12AU7A "Clear Top" NOS Vacuum Tubes ECC82
Matched Balanced Pair RCA 12AU7A "Clear Top" NOS Vacuum Tubes ECC82

$69.00

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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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1 x 12AX7 RCA Tube*Black-D*Very Strong Testing*1958*#12
1 x 12AX7 RCA Tube*Black-D*Very Strong Testing*1958*#12

$43.99

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2 RCA 7058 (12AX7 12AX7A ECC83) audio Tubes NOS NIB NEW factory match code 72-43
2 RCA 7058 (12AX7 12AX7A ECC83) audio Tubes NOS NIB NEW factory match code 72-43

$81.99

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4 x 12au7 RCA Tubes*Black Plates -D*Good Testing Quad* 1955-56*#3
4 x 12au7 RCA Tubes*Black Plates -D*Good Testing Quad* 1955-56*#3

$58.99

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1 Strong tv7 tested 1950's Rca long black plate, D getter 12ax7 tube
1 Strong tv7 tested 1950's Rca long black plate, D getter 12ax7 tube

$48.00

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2 RCA for Bell & Howell 12AX7/ECC83 Black Long Ribbed Tubes TV-7D/U Tested #3639
2 RCA for Bell & Howell 12AX7/ECC83 Black Long Ribbed Tubes TV-7D/U Tested #3639

$89.99

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2 PCS.ROWE BY RCA 12AX7A/ECC83 GREAT WORKED CONDITION. W/TESTED. U.S.A
2 PCS.ROWE BY RCA 12AX7A/ECC83 GREAT WORKED CONDITION. W/TESTED. U.S.A

$63.00

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One 1960s RCA 12AX7A (ECC83) Tube - Hickok TV7B tests @ 53/46, Min:32/32
One 1960s RCA 12AX7A (ECC83) Tube - Hickok TV7B tests @ 53/46, Min:32/32

$29.50

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2 new Motorola RCA 7058 (12AX7 12AX7A ECC83) Audio Vacuum Tubes NOS Lot #2
2 new Motorola RCA 7058 (12AX7 12AX7A ECC83) Audio Vacuum Tubes NOS Lot #2

$72.99

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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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NOS Close Pair RCA Black Plate 12BY7A Tubes-Test Strong
NOS Close Pair RCA Black Plate 12BY7A Tubes-Test Strong

$39.75

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Telefunken (RCA Label) ECC82/12AU7 Long Ribbed Plate Diamond on Bottom Strong
Telefunken (RCA Label) ECC82/12AU7 Long Ribbed Plate Diamond on Bottom Strong

$90.00

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RCA 12AX7A VACUUM TUBE TV-7D/U Tested
RCA 12AX7A VACUUM TUBE TV-7D/U Tested

$23.99

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RCA 12AU7 12au7a Musical Pair Cleartops Side Getters Hifi Audio Tubes
RCA 12AU7 12au7a Musical Pair Cleartops Side Getters Hifi Audio Tubes

$45.00

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RCA NOS 7058 Ruggedized Mil Spec High Quality 12ax7 12ax7a
RCA NOS 7058 Ruggedized Mil Spec High Quality 12ax7 12ax7a

$89.10

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