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[RFI] Modem PS noise

To: rfi@contesting.com
Subject: [RFI] Modem PS noise
From: rick darwicki <n6pe@yahoo.com>
Date: Wed, 5 Mar 2008 09:07:31 -0800 (PST)
List-post: <rfi@contesting.com">mailto:rfi@contesting.com>
I finally got a well enough regulated 5V non-switching PS to power up my 2 Wire 
2701 Modem.
The S-9+ noise on 160m is completely gone. 

I tried a little bypass capacitor on the switching transistor which also cured 
the noise, but only because I shorted the transistor and blew the supply up hi 
hi

Rick, N6PE
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