JRC6189/12AU7WA

Premium military-grade contract version of the miniature 9-pin medium-mu twin triode manufactured by RCA, combining the electrical traits of the 12AU7 with ruggedized structural features for critical industrial environments. Equivalents: 12AU7, 12AU7A, ECC82, 5814A, 6189, CV4003. Real-Life Examples: Industrial automated control equipment, commercial aviation navigation frameworks, vintage studio recording preamplifiers.