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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Matching Quad Sylvania JAN 5814A Audio Tubes NOS NIB TV7 Tested Very Strong
See pictures for test values and condition.
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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.
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New NOS Qty 1 SYLVANIA JHS 5814A Grey Plates D Getter 1959 NOS Vintage Tube USA
Tube will be in the Original JHS SYLVANIA box as shown in the pictures. Passed all tests on our EICO 666 Tube Tester – Tests New – Very Strong.
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Sylvania Vintage Electronic Vacuum Tube Model JAN 5814A Used Made in USA
ITEM : Electron Tube JAN 5814A. MANUFACTURER : Sylvania.
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NOS NIB Matched Quad Amperex Sylvania 5814A Audio Tubes 1976
These are getting scarce and are a high end tube used by most of the professionals. Great for any high end a udio amplifier. These tubes are what audiophile enthusiasts are looking for. Th ese tubes were tested in my Military Hickok Cardmatic to make sure these were perfect.
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GE 5814A Black Plate Vacuum Tube Amplitrex Tested 90/86% Gm
GE 5814A vacuum tube Amplitrex tested 90/86% Gm. 100% represents what you would expect from a NOS tube on our Amplitrex and 65% is considered too low to use.