[RFI] Modem PS noise

rick darwicki n6pe at yahoo.com
Wed Mar 5 12:07:31 EST 2008

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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