rca-5751-tube

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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 RCA Command 5751 NOS NIB Black Plate 1967 Vacuum Tubes - 9% matched
Pair of RCA Command 5751 NOS NIB Black Plate 1967 Vacuum Tubes - 9% matched

$300.00

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Strong RCA by GE Short Gray Plate O Getter 5751 Tube - 124/124
Strong RCA by GE Short Gray Plate O Getter 5751 Tube - 124/124

$34.99

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NOS RCA USA 5751 (12AX7 SUB) BLACK-PLATES AMPLITREX TESTED 1960's
NOS RCA USA 5751 (12AX7 SUB) BLACK-PLATES AMPLITREX TESTED 1960's

$162.00

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NOS NIB RCA JRC 5751 W1 Black Plate Twin Triode Vacuum Tube
NOS NIB RCA JRC 5751 W1 Black Plate Twin Triode Vacuum Tube

$79.99

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3 RCA 5751 Command MATCHED Triodes Matched Tubes Vacuum NOS NIB (3) Tested S
3 RCA 5751 Command MATCHED Triodes Matched Tubes Vacuum NOS NIB (3) Tested S

$200.00

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Lot 2 Matched Codes NOS RCA 5751 12AX7 TUBES
Lot 2 Matched Codes NOS RCA 5751 12AX7 TUBES

$79.95

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NOS STANDARD BRAND RCA COMMAND 12AX7 5751 BLACK PLATE VACUUM TUBE
NOS STANDARD BRAND RCA COMMAND 12AX7 5751 BLACK PLATE VACUUM TUBE

$75.00

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NOS RCA 5751 12AX7 Triple Mica HD Posts Blacks Amplitrex Tested NOS Balanced
NOS RCA 5751 12AX7 Triple Mica HD Posts Blacks Amplitrex Tested NOS Balanced

$70.00

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Strong Matched Balanced Pair RCA 5751 Black Plate Vacuum Tubes
Strong Matched Balanced Pair RCA 5751 Black Plate Vacuum Tubes

$99.99

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Matched Pair RCA 5751/12AX7/ECC83 Triple Mica Black Plate Square Getter 1958
Matched Pair RCA 5751/12AX7/ECC83 Triple Mica Black Plate Square Getter 1958

$190.00

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(4)RCA 5751 12AX7 BLACK PLATE TUBE NOS/NIB Tested 1 (strong)
(4)RCA 5751 12AX7 BLACK PLATE TUBE NOS/NIB Tested 1 (strong)

$220.00

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NOS RCA 5751 12ax7 black Plates [] Getter Triple Mica Dual Sup Rod Wrinkle Glass
NOS RCA 5751 12ax7 black Plates [] Getter Triple Mica Dual Sup Rod Wrinkle Glass

$110.00

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NOS RCA 5751 BLACK-PLATE TRIPLE 3-MICA D-GETTER TROPHY-PRINT AMPLITREX TEST 1966
NOS RCA 5751 BLACK-PLATE TRIPLE 3-MICA D-GETTER TROPHY-PRINT AMPLITREX TEST 1966

$150.00

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Radio Tubes 5751 12AX7 ECC83 RCA JRC USA Military Black Plate Matched Pair
Radio Tubes 5751 12AX7 ECC83 RCA JRC USA Military Black Plate Matched Pair

$119.99

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Radio Tubes 5751 12AX7 ECC83 RCA JRC Military Black Plate Test 1600 1700
Radio Tubes 5751 12AX7 ECC83 RCA JRC Military Black Plate Test 1600 1700

$49.99

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(5) Matched NOS NIB RCA Blackplate 5751WA 5751 Guitar Audio Tubes
(5) Matched NOS NIB RCA Blackplate 5751WA 5751 Guitar Audio Tubes

$150.00

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RCA Short Black Plate Command 5751 Vacuum Tube Tested Strong 116/108% Gm
RCA Short Black Plate Command 5751 Vacuum Tube Tested Strong 116/108% Gm

$90.00

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5751 RCA VACUUM TUBE
5751 RCA VACUUM TUBE

$10.00

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RCA Black Plate Support Rod 5751 Vacuum Tube Amperex Tested 91/100% Gm 1959!
RCA Black Plate Support Rod 5751 Vacuum Tube Amperex Tested 91/100% Gm 1959!

$80.00

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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

$350.00

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(Choice) PHILBRICK GAP/R Op Amp, K2-P, GE JG-5751, 12-AT7, 12-AX7, & RCA Tubes
(Choice) PHILBRICK GAP/R Op Amp, K2-P, GE JG-5751, 12-AT7, 12-AX7, & RCA Tubes

$12.00

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Nice Strong RCA Sanborn Black 5751 12AX7 / Old Vintage Ham Radio Tube Audio Amp
Nice Strong RCA Sanborn Black 5751 12AX7 / Old Vintage Ham Radio Tube Audio Amp

$24.99

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1950s RCA 5751 Black Plates, 3-Mica Tube - Hickok TV7B tests @ 53/48, Min:32/32
1950s RCA 5751 Black Plates, 3-Mica Tube - Hickok TV7B tests @ 53/48, Min:32/32

$46.95

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RCA Black Plate 5751 Vacuum Tube Pair for HP Measured 91/91 & 100/91% Gm Matched
RCA Black Plate 5751 Vacuum Tube Pair for HP Measured 91/91 & 100/91% Gm Matched

$95.00

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RCA 5751 Command Glossy BLACK Plate Tube ~ Tested with Strong Results
RCA 5751 Command Glossy BLACK Plate Tube ~ Tested with Strong Results

$75.00

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Radio Tubes 5751 Military 12AX7 ECC83 RCA Black Plate Dual Supports NOS
Radio Tubes 5751 Military 12AX7 ECC83 RCA Black Plate Dual Supports NOS

$99.99

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

$300.00

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NOS Burroughs 5751 12AX7S ecc83 black Plates Triple Mica Dual Support Rods
NOS Burroughs 5751 12AX7S ecc83 black Plates Triple Mica Dual Support Rods

$125.00

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RAREST NOS PAIR G.E. 5751 BLACK BOX PLATE TUBES *2 BAR [] GETTER 12AX7 USA 1951
RAREST NOS PAIR G.E. 5751 BLACK BOX PLATE TUBES *2 BAR [] GETTER 12AX7 USA 1951

$458.15

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JRC-5751 RCA Black Plate/Low Noise Bars MaxiPreamp2/TV7 tested
JRC-5751 RCA Black Plate/Low Noise Bars MaxiPreamp2/TV7 tested

$59.99

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5751-JRC RCA Black Plate Made in USA Amplitrex Tested 1MP #1718049 1718006
5751-JRC RCA Black Plate Made in USA Amplitrex Tested 1MP #1718049 1718006

$238.00

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2 x 5751 (12ax7) RCA Tubes*O-getter*Super Strong Matched Pair*Black Plates*#4
2 x 5751 (12ax7) RCA Tubes*O-getter*Super Strong Matched Pair*Black Plates*#4

$143.00

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RCA 5751 Vacuum Tubes
RCA 5751 Vacuum Tubes

$25.95

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5751 RCA JRC BLACK PLATE 3 MICA 12AX7 NOS TOP QUALITY (1957) *eTRACER*
5751 RCA JRC BLACK PLATE 3 MICA 12AX7 NOS TOP QUALITY (1957) *eTRACER*

$123.19

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Lot 3 5751 Tubes RCA, Sylvania
Lot 3 5751 Tubes RCA, Sylvania

$71.95

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RCA 5751 Black Plate Tube NOS Very Rare - Lower Gain 12AX7
RCA 5751 Black Plate Tube NOS Very Rare - Lower Gain 12AX7

$59.50

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RCA Select Short Black Plate Triple Mica 5751 Vacuum Tubes (2) 125/125% 116/116%
RCA Select Short Black Plate Triple Mica 5751 Vacuum Tubes (2) 125/125% 116/116%

$200.00

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5751 RCA JRC BLACK PLATE 3 MICA VINTAGE TUBE 12AX7 NOS (1959) *eTRACER*
5751 RCA JRC BLACK PLATE 3 MICA VINTAGE TUBE 12AX7 NOS (1959) *eTRACER*

$159.99

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5751 RCA Black Plate Rod Support made in U.S.A Ampltrex tested 1MP #433002/10
5751 RCA Black Plate Rod Support made in U.S.A Ampltrex tested 1MP #433002/10

$178.00

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5751 RCA COMMAND BLACK PLATE NOS TUBE TOP QUALITY 12AX7 **eTRACER TESTED**
5751 RCA COMMAND BLACK PLATE NOS TUBE TOP QUALITY 12AX7 **eTRACER TESTED**

$134.99

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5751 RCA BLACK PLATE TUBE NOS NIB 12AX7 BALANCED TRIODES (1966) *eTRACER*
5751 RCA BLACK PLATE TUBE NOS NIB 12AX7 BALANCED TRIODES (1966) *eTRACER*

$114.39

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5751 RCA Black Plates Triple Mica Top Bent [ ] Getter
5751 RCA Black Plates Triple Mica Top Bent [ ] Getter

$80.00

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5751 RCA JRC BLACK PLATE VACUUM TUBE 12AX7 MATCHED TRIODES NOS (1962) *eTRACER*
5751 RCA JRC BLACK PLATE VACUUM TUBE 12AX7 MATCHED TRIODES NOS (1962) *eTRACER*

$114.39

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RCA 12AY7 6072 5751 Grey PLATE HALO GETR Hickok TESTED NOS NIB VINTAGE 1968 🪽
RCA 12AY7 6072 5751 Grey PLATE HALO GETR Hickok TESTED NOS NIB VINTAGE 1968 🪽

$74.99

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2 x 5751 (12ax7) RCA Command Tubes*V Strong Testing*Black Plates*NOS*NIB #2
2 x 5751 (12ax7) RCA Command Tubes*V Strong Testing*Black Plates*NOS*NIB #2

$200.00

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RCA Black Plate Support Rods 5751 Vacuum Tube NOS? Tested 91/91% Gm
RCA Black Plate Support Rods 5751 Vacuum Tube NOS? Tested 91/91% Gm

$75.00

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matched pair RCA 5751WA black plates 3 mica square getter = 12AX7 ECC83 7025
matched pair RCA 5751WA black plates 3 mica square getter = 12AX7 ECC83 7025

$122.00

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Vintage Tube Nos RCA Jan 5751 Black Plates 1974
Vintage Tube Nos RCA Jan 5751 Black Plates 1974

$85.73

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RCA COMMAND 5751, Tubes Pair, Black Plate NOS NIB
RCA COMMAND 5751, Tubes Pair, Black Plate NOS NIB

$329.90

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5751 RCA BLACK PLATE TUBE NOS NIB 12AX7 BALANCED TRIODES (1966) *eTRACER*
5751 RCA BLACK PLATE TUBE NOS NIB 12AX7 BALANCED TRIODES (1966) *eTRACER*

$129.99

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Lot Of 3 NOS RCA JRC 5751 12AX7 Black Plate Audio Tubes Tested New 1960’s
Lot Of 3 NOS RCA JRC 5751 12AX7 Black Plate Audio Tubes Tested New 1960’s

$175.00

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RCA NOS JRC-5751 Vacuum Tube Tested
RCA NOS JRC-5751 Vacuum Tube Tested

$85.00

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Matched Date Code Pair Selected USAF 5751 12AX7WA NOS Triple Mica Tubes GE NIB
Matched Date Code Pair Selected USAF 5751 12AX7WA NOS Triple Mica Tubes GE NIB

$199.95

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5751 RCA BLACK PLATE 3 MICA NOS TUBE TOP QUALITY (1963) *eTRACER*
5751 RCA BLACK PLATE 3 MICA NOS TUBE TOP QUALITY (1963) *eTRACER*

$129.99

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5751 RCA BLACK PLATE VINTAGE TUBE COPPER SUPPORT 12AX7 NOS (1963) *eTRACER*
5751 RCA BLACK PLATE VINTAGE TUBE COPPER SUPPORT 12AX7 NOS (1963) *eTRACER*

$114.39

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2x NOS CBS Hytron DGetter 3Mica BlackPlate 5751 Premium 12AX7 ECC83 ECC803 E83CC
2x NOS CBS Hytron DGetter 3Mica BlackPlate 5751 Premium 12AX7 ECC83 ECC803 E83CC

$549.00

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5751 RCA JRC BLACK PLATE VINTAGE TUBE 12AX7 NOS NIB (1960) *eTRACER*
5751 RCA JRC BLACK PLATE VINTAGE TUBE 12AX7 NOS NIB (1960) *eTRACER*

$114.39

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5751 RCA BLACK PLATE 3 MICA NOS NIB TUBE TOP QUALITY (1957) *eTRACER TESTED*
5751 RCA BLACK PLATE 3 MICA NOS NIB TUBE TOP QUALITY (1957) *eTRACER TESTED*

$123.19

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One Matched Pair Heavy Duty 5751 Tubes, Westinghouse Brand By RCA
One Matched Pair Heavy Duty 5751 Tubes, Westinghouse Brand By RCA

$89.00

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5751 RCA black plate
5751 RCA black plate

$50.00

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Matched Pair RCA JAC-5751 Black Plates 2 Mica O Getter=12AX7 ECC83 TUBES
Matched Pair RCA JAC-5751 Black Plates 2 Mica O Getter=12AX7 ECC83 TUBES

$89.99

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RCA NOS 5751 12AX7 Short Black Plates Top O Getter Vacuum Tube Tested
RCA NOS 5751 12AX7 Short Black Plates Top O Getter Vacuum Tube Tested

$90.00

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RCA COMMAND 5751 TUBE 1964 NOS NIB DATE SINGLE QUALITY SUPER SWEET TONE
RCA COMMAND 5751 TUBE 1964 NOS NIB DATE SINGLE QUALITY SUPER SWEET TONE

$127.90

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Tung-Sol 1959 JTL 5751 7025 Tube - Balanced - Tall Gray Plates - D Getter
Tung-Sol 1959 JTL 5751 7025 Tube - Balanced - Tall Gray Plates - D Getter

$69.95

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5751 COMMAND SERIES RCA NOS NIB 1966 BLACK PLATES O GTR PAIR
5751 COMMAND SERIES RCA NOS NIB 1966 BLACK PLATES O GTR PAIR

$288.88

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5751 RCA JRC BLACK PLATE VINTAGE TUBE 12AX7 NOS NIB (1964) *eTRACER*
5751 RCA JRC BLACK PLATE VINTAGE TUBE 12AX7 NOS NIB (1964) *eTRACER*

$114.39

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SYLVANIA & RCA ELECTRONIC TUBE P/N 5751 (LOT OF 2 UNITS) NS COND # 12917/12922
SYLVANIA & RCA ELECTRONIC TUBE P/N 5751 (LOT OF 2 UNITS) NS COND # 12917/12922

$102.00

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Tung-Sol 5751 7025 1950s Tube - Tall Gray Plates - Square D Getter - Testing NOS
Tung-Sol 5751 7025 1950s Tube - Tall Gray Plates - Square D Getter - Testing NOS

$60.00

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5751 Command Series RCA 1960's Black Plates D Getter Tested Triple Mica
5751 Command Series RCA 1960's Black Plates D Getter Tested Triple Mica

$100.00

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5751 RCA JRC BLACK PLATE VINTAGE TUBE 12AX7 NOS NIB (1965) *eTRACER*
5751 RCA JRC BLACK PLATE VINTAGE TUBE 12AX7 NOS NIB (1965) *eTRACER*

$114.39

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5751 RCA JAN BLACK PLATE TUBE FULLY TESTED BEAUTIFUL 12AX7 (1971) *eTRACER*
5751 RCA JAN BLACK PLATE TUBE FULLY TESTED BEAUTIFUL 12AX7 (1971) *eTRACER*

$105.59

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RCA 12AX7/5751 Tube
RCA 12AX7/5751 Tube

$200.00

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RCA 5751 BLACK PLATE VINTAGE TUBE SUPPORT RODS 12AX7 NOS NIB (1970) *eTRACER*
RCA 5751 BLACK PLATE VINTAGE TUBE SUPPORT RODS 12AX7 NOS NIB (1970) *eTRACER*

$114.39

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NOS (New) Tubes - Radio, TV, AMP Valves 42EC4A through 8077
NOS (New) Tubes - Radio, TV, AMP Valves 42EC4A through 8077

$47.50

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2Rare Matched 3Mica DGetter 1957 RCA â–³ USA 5751 Premium 12AX7 ECC83 ECC803 E83CC
2Rare Matched 3Mica DGetter 1957 RCA â–³ USA 5751 Premium 12AX7 ECC83 ECC803 E83CC

$549.00

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5751 RCA JRC BLACK PLATE VINTAGE TUBE 12AX7 NOS NIB (1961) *eTRACER*
5751 RCA JRC BLACK PLATE VINTAGE TUBE 12AX7 NOS NIB (1961) *eTRACER*

$105.59

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1 x NOS RCA â–³ USA 5751 ~ 2/3Mica + O/DGetter ~ Premium 12AX7 ECC83 ECC803 E83CC
1 x NOS RCA â–³ USA 5751 ~ 2/3Mica + O/DGetter ~ Premium 12AX7 ECC83 ECC803 E83CC

$279.00

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RCA Vacuum Tube Storage Wooden Box +8pcs free boxes for 12AX7 5751 5687 5963
RCA Vacuum Tube Storage Wooden Box +8pcs free boxes for 12AX7 5751 5687 5963

$19.18

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Matched Pair RCA JAC-5751 Black Plates 2 Mica O Getter=12AX7 ECC83 TUBES
Matched Pair RCA JAC-5751 Black Plates 2 Mica O Getter=12AX7 ECC83 TUBES

$99.99

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(3) EL84, (1) 12AX7, (1) 5751 BLACK PLATE Vacuum Tubes checked using TV-7D/U
(3) EL84, (1) 12AX7, (1) 5751 BLACK PLATE Vacuum Tubes checked using TV-7D/U

$75.00

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Tung-Sol 1958 5751 7025 Tubes - Matched Pair Tall Gray Plates - Horseshoe Getter
Tung-Sol 1958 5751 7025 Tubes - Matched Pair Tall Gray Plates - Horseshoe Getter

$150.00

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EIGHT VINTAGE TWIN TRIODE CK5670, 5751/12AX7, 5965/12AU7, 6097/6AL5W, 6201, USED
EIGHT VINTAGE TWIN TRIODE CK5670, 5751/12AX7, 5965/12AU7, 6097/6AL5W, 6201, USED

$50.00

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RCA JRC 5751 12AX7 Audio Vacuum Tube Military Grade
RCA JRC 5751 12AX7 Audio Vacuum Tube Military Grade

$76.50

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Tung-Sol 1963 JTL 5751 7025 Tube - Balanced - Tall Gray Plates - O Getter
Tung-Sol 1963 JTL 5751 7025 Tube - Balanced - Tall Gray Plates - O Getter

$74.95

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Marantz Model 7 Stereo Console Preamplifier 100V USED JAPAN GE JAN 5751 tube
Marantz Model 7 Stereo Console Preamplifier 100V USED JAPAN GE JAN 5751 tube

$16199.99

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JRC 5751 12AX7 RCA Bottom Diamond Made in U.S.A Amplitrex Tested #1718047
JRC 5751 12AX7 RCA Bottom Diamond Made in U.S.A Amplitrex Tested #1718047

$132.00

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RCA NOS Matched Pair 5751 12AX7 ECC 83 Industrial Grade Tested and Matched
RCA NOS Matched Pair 5751 12AX7 ECC 83 Industrial Grade Tested and Matched

$149.99

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JRC 5751 RCA 1Pcs NOS NIB Black Plate Made in USA Amplitrex Tested #1718044
JRC 5751 RCA 1Pcs NOS NIB Black Plate Made in USA Amplitrex Tested #1718044

$132.00

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Pair RCA 5651A NOS NIB 100% & 100% Serious Tubes T790
Pair RCA 5651A NOS NIB 100% & 100% Serious Tubes T790

$9.00

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RCA 5751 / 12AX7 TRIPLE MICA #469 Dual Triode Tube Vintage Rare
RCA 5751 / 12AX7 TRIPLE MICA #469 Dual Triode Tube Vintage Rare

$325.00

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2 NOS DualDGetter BlackPlate TripleMica Hitachi 5751 ~ Premium 12AX7 ECC83 Grail
2 NOS DualDGetter BlackPlate TripleMica Hitachi 5751 ~ Premium 12AX7 ECC83 Grail

$549.00

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Matched Pair RCA JAC-5751 Black Plates 2 Mica O Getter=12AX7 ECC83 TUBES
Matched Pair RCA JAC-5751 Black Plates 2 Mica O Getter=12AX7 ECC83 TUBES

$94.99

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1 x NOS RCA 7025 by Ei Yugo (Telefunken Tooling) Premium 12AX7 ECC83 Audio Tube
1 x NOS RCA 7025 by Ei Yugo (Telefunken Tooling) Premium 12AX7 ECC83 Audio Tube

$195.00

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Matched Pair RCA 5751WA Black Plates 3 Mica Square Getter=12AX7 ECC83 TUBES
Matched Pair RCA 5751WA Black Plates 3 Mica Square Getter=12AX7 ECC83 TUBES

$134.99

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JRC 5751 RCA 1Pcs NOS NIB Black Plate Bottom Diamond Amplitrex Tested #1718043
JRC 5751 RCA 1Pcs NOS NIB Black Plate Bottom Diamond Amplitrex Tested #1718043

$132.00

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20 Vintage Radio Tubs 0B2WA 0A2WA 6AH6 5651 5751 6X4WA From 1957 Military Radio
20 Vintage Radio Tubs 0B2WA 0A2WA 6AH6 5651 5751 6X4WA From 1957 Military Radio

$75.00

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2 RCA T 5751 black plate 3 mica for mcintosh or marantz
2 RCA T 5751 black plate 3 mica for mcintosh or marantz

$149.99

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JRC 5751 RCA NOS NIB BlackPlate Bottom Diamond Amplitrex Tested #1718015
JRC 5751 RCA NOS NIB BlackPlate Bottom Diamond Amplitrex Tested #1718015

$132.00

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5751-JRC RCA "O" Getter Made in U.S.A Amplitrex Tested 1MP #1718008 1718031
5751-JRC RCA "O" Getter Made in U.S.A Amplitrex Tested 1MP #1718008 1718031

$238.00

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