Re: Transistor Substitute

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From: James Lyons (jlyons@CAM.ORG)
Date: Wed May 04 1994 - 16:11:38 EDT


On Tue, 3 May 1994, Jeff wrote:

> Well, I diagnosed my HW8 problem last night. It seems that Q11 is
> letting around 5.2V through to the collector, which leaves the xmitter
> engaged at all times. It is obviously hosed.
>
> Anyway, it is an S2091. Any good substitutes for it? I can find it in
> my cross reference. (Mine are limited).
>
The ECG catalog lists ECG 159 as a replacement. Since that is also the
replacement for a 2N3906 I presume you could use the @N3906 to replace the
s2091. It is a PNP Si A/F driver.

Hope this helps.

73/72
Jim, VE2KN


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