[Collins] Any Frequency

Kees & Sandy windy10605 at juno.com
Tue Oct 6 11:01:50 EDT 2009


Jerry,
Here is the testing work Jack Smith did at Clifton Labs. The Si570 is really an amazing chip.
www.cliftonlaboratories.com/si570_kit_from_k5bcq.htm
73 Kees K5BCQ


---------- Original Message ----------
From: "Dr. Gerald N. Johnson" <geraldj at weather.net>
To: collins at mailman.qth.net
Subject: Re: [Collins] Any Frequency
Date: Mon, 05 Oct 2009 21:35:15 -0600

On Mon, 2009-10-05 at 15:18 +0000, Kees & Sandy wrote:
> How about a small device (Si570 chip with controller) which has the stability of a crystal and can be used to feed into a crystal socket .....and has 1000 memories to make any Collins KWM-2, etc rig a general coverage unit .....Rx and Tx ?   
> 73 Kees K5BCQ

Sure, at the cost of a PIC chip to set the discrete frequencies need and
increased phase noise in the receiver compared to good crystal
oscillators.

-- 
73, Jerry, K0CQ, Technical Advisor to the CRA
All content copyright Dr. Gerald N. Johnson, electrical engineer

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