HP-13 transistors

Garey Barrell k4oah at MINDSPRING.COM
Thu Jul 16 23:24:23 EDT 1998


At 10:27 PM 7/16/98 EDT, Bob Witmer wrote:
>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 PNP DTG110B  90 Volt at 25 AMPS originally made by Delco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
>

ECG lists the ECG 179 as a replacement, 90 V  @ 25A .  They even show the
ECG 179MP as a "matched pair" which may not be a bad idea in this application.

73,

Garey - K4OAH
k4oah at mindspring.com
Atlanta

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