JAN5814A

Premium military-contract miniature 9-pin medium-mu twin triode constructed with heavy-duty internal bracing and long-life filaments by CBS/Hytron to withstand extreme mechanical vibration. Equivalents: 12AU7, 12AU7A, ECC82, 5814, 6189, CV4003. Real-Life Examples: US Air Force airborne instrumentation panels, military tactical communication arrays, early mainframe logic sub-boards.