Thanks everyone for all the replies about my RS232 polling noise. It turned out to be cable routing. I rerouted the ribbon, the speaker, and the RF interconnect between the KPA100 and the K2 boards. By moving these cables away from the IF area and the DB9 rear panel socket I have completely removed all the PC polling noise.

Regards,

Alan

In message <[EMAIL PROTECTED]>, Alan Ibbetson <[EMAIL PROTECTED]> writes
My newer laptop does not have a serial port and doesn't run DOS so I got a MicroHAM CW Keyer. It works fine with my FT1000MP Mk5, but with my K2/100 I get significant noise (like, S5 on the meter) on all bands whenever the MicroHAM is polling the K2 RS232 for VFO/Mode data.

Has anyone else seen this problem? MicroHAM support says it's a known problem with the K2 (?) and suggested asking on this list whether there are any known fixes.

--

Cheers,

Alan G3XAQ
[EMAIL PROTECTED]

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