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A comment on Germanium transistors: logic circuits in the IBM 1401 computer. Parent comment

Re:Germanium transistors: logic circuits in the IBM 1401 com... by bsder on Wednesday March 03, 2021 @05:08PM (#26335383)
Is it possible this is DTL (Diode Transistor Logic) in IBM-speak?
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Re:Germanium transistors: logic circuits in the IBM 1401 com... by kens on Wednesday March 03, 2021 @05:23PM (#26335609)
It's possible. IBM had several other types of diode-transistor logic including DDTL, SDTRL and CTDL. The emitter follower was more often used with ECL.
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