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.
Item Category: Vintage Electronics
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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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2 x JG-5814A(12au7) GE Tubes *3-Mica*Grey Plates -D*1950’s*NOS*NIB*#1
2 x JG-5814A(12au7) GE Tubes. Tested on enhanced Triplet E3444. Tubes may also be operated under the test conditions for extended periods to be sure that it is stable. Grey plates. What were your tubes tested at?.
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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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RCA Plack Plate Command 5814A Audio Tube NOS NIB
Tube(s) in pictures will be the exact tube(s) you will receive.
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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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1 x CRC-5814A(12AU7) RCA Tube*Black Plates-O*Very Strong Testing*Command*#2
Tested on enhanced Triplet E3444 Laboratory Tester by Paul Hart of Roswell Ga. Tubes may also be operated under the test conditions for extended periods to be sure that it is stable. 1 x 5814A-12au7 RCA Tube.