1 LOT OF 5 EACH RCA 5814(A) TUBES. TESTED STRONG TV7D (90+ MIN).
Item Tag: United States
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One 1950s Raytheon 5814A (ECC82 12AU7) Tube – Black Plates, 3 Mica, Top [ ]
Type 5814A vacuum tube. One tube, circa 1950s, U.S.A made by Raytheon for International . (Triode#1 / Triode#2). Tube features black ridge plates, 3 mica spacersand an angled-mount ‘slightly-bended rectangular’ getter on top.
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2 x JG-5814A(12au7) GE Tubes *Foil O Getter*Tested Strong*
2 x JG-5814A(12au7) GE Tubes. Tested on enhanced Triplet E3444. Foil O Getter. Tubes may also be operated under the test conditions for extended periods to be sure that it is stable. What were your tubes tested at?.
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(2) MATCHING DATE CODE NOS RCA 5814 A Black Plate USAF Tubes ~ 1960 ~TEST STRONG
Beautiful Condition Pair of Tubes that seem unused. Both test strong and have completely matching date codes as well as the JA production stamp.
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2 x 5814A (12AU7) RCA Tubes*Super Strong Matched*Black-O*MEATBALL*NOS_NIB* #R3
2 x 5814A (12AU7) RCA Tubes. Tested on Enhanced Triplet E3444 Laboratory Tester. NIB = boxes may be tattered. Tubes may also be operated under the test conditions for extended periods to be sure that it is stable.
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1950s Raytheon 5814A (ECC82 12AU7 6189) Tube – Black Plates, 3 Mica, Top [ ]
Type 5814A vacuum tube. One tube, circa 1950s, U.S.A made by Raytheon . (Triode#1 / Triode#2). Tube features black ridge plates, 3 mica spacersand a tilted-mount ‘bended rectangular’ getter on top.
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One 1950s Raytheon 5814A (ECC82 12AU7) Tube – Black Plates, 3 Mica, Top [ ]
Type 5814A vacuum tube. One tube, circa 1950s, U.S.A made by Raytheon for International . (Triode#1 / Triode#2). Tube features black ridge plates, 3 mica spacersand an angled-mount ‘slightly-bended rectangular’ getter on top.
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2 General Electric 5814A 12AU7 Black Plate Triple Mica TV7 Tested Strong Tubes
These tubes have been tested on a TV7 tube tester with all shorts tested. Part Number: 5814 (12AU7). Tested values.