HP-13 transistors

Bob Witmer Witmerjr at AOL.COM
Thu Jul 16 22:27:56 EDT 1998


I asked that same question of Heath back in the 70s the answer I got is as
follows:

Germanium (SP?) PNP DTG110B  90 Volt at 25 AMPS originally made by Delco

73

Bob,  W3RW

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