[Premium-Rx] Siemens chip info needed

[Don Moman]

This is the chip Eskab used in the PLAM board for the ICOM R70/71 etc.  I
always thought it worked very well., esp with the narrow lock range so
useful in crowded situations. Even finding the chip back then was something
I wasn't able to do.

73 Don
VE6JY


----- Original Message -----
From: <jan at skirrow.org>
To: <premium-rx at ml.skirrow.org>
Sent: Saturday, March 19, 2005 21:36
Subject: [Premium-Rx] Siemens chip info needed


> Hi all ...
>
> Michael O'Beirne also sent me a couple of papers on a rather nice AM
> synchronous demodulator circuit - high performance and fairly
> straightforward. However, it calls for a chip (probably the only critical
> part in the thing) that is out of production. It's the Siemens SO41P high
> performance FM discriminator. Does anyone have a spec sheet for this
beast?
> Any thoughts on a possible substitute?
>
> 73s, Jan
>
>
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