X-78

Material/Aufbau/Pol.: Germanium diff. Junction PNP;
Form/Case/Outline: Kupferbügel (C), Epoxy-Zylinder mit 2 Drahtenden (E, B);
Daten/electr.data: I F: __ A; U F: -__ V; Isp: __ mA; ß (beta): __; Power gain: >10 db @ 25 °C; Pd: 1 W; Imax(Ic): 100 mA; Umax(Ucb): -45 V; Umax(Uce): -__ V; f g(FT): <10 kHz; tmax amb: 80 °F, ~ 27 °C;
High power transistor 1953/54; also matched pairs for W class B amplifiers up to 2 W; Load Impedance (C-C): 2 kΩ, Input Impedance (B-B): 10 Ω, Driving power: 200 mW.

Manufactured by Clevite USA (Clevite Transistor Products Inc. = CTP)