12E1 ,GEC ,1971 Hammersmith Manufacture, Matched Pair, 5B/351D CV345 CV8025
12E1 ,GEC ,1971 Hammersmith Manufacture, Matched Pair, 5B/351D CV345 CV8025
It's hard to find GEC variants of these lovely beam tetrodes. These are military bulk packed new devices tested and matched.