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[ct-user] 7 Mhz RF getting into keyboard.

To: <ct-user@contesting.com>
Subject: [ct-user] 7 Mhz RF getting into keyboard.
From: k2wk@crystal.palace.net (Walt Kornienko)
Date: Sun, 4 Aug 1996 08:15:19 -0400 (EDT)
Hey all.

I've been having problems with getting extraneous
characters in the CT call sign or exchange windows
when running on 7 Mhz.  Someone told me that the
keyboard clock in most PC's run at about 7 Mhz.
Is this fact or fiction?  If it is indeed the case,
how does one filter out the RF from the keyboard/computer?
I've tried torroids on both ends of the keyboard cable
without success. Any suggestions?

Keyboard is a Gateway 2000 Programmable type and the
computer is a 386/DX33 clone.

*****************************************************************
*                                                               *
*                73 de Walt Kornienko - K2WK (FRC)              *
*                                                               *
*        k2wk@crystal.palace.net  or  K2WK@N2BIM.NJ.NOAM        *
*        Snail: 52 Sunset Inn Rd  Lafayette,  NJ   07848        *
*        201-579-1966  (machine)  or 201-579-3660 (shack)       *
*                                                               *
*****************************************************************



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