Thirty germanium junction transistors
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LicenseThirty germanium junction transistors: STC 3X/301N; STC TJ2 BS;
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Thirty germanium junction transistors: STC 3X/301N; STC TJ2 BS; STC TS1; Mullard OC42 switching (c.1958); Mullard OC81 (c.1958); Mullard OC83 (c.1958); GEC GET91 metal case (c. 1957); Mullard AF178 used in UHF TV sets (c.1960); Mullard OC170; Mullard OC71 in glass case (c.1957); Mullard OC44 radio IF Amp (c.1958); BTH XFT2 made for GPO (c.1955); RCA 2N645; Mullard OC65 used in hearing aids (c.1958); English Electric VB701 (c.1959); Ediswan X102; Toshiba 2S14; Philco 2N599; RCA 2N32 plastic case, soon failed (c.1952); Eleven others unidentified
