[Elecraft] KX2 on JT65 & JT9 ??

Michael Walker va3mw at portcredit.net
Sun May 29 23:00:51 EDT 2016


The moon bounces around and causes some pretty good doppler.

Good thing that JT65-HF also has AFC built in.

http://www.packetradio.com/pdfzips/jt65-hf-setup.pdf

*AFC enables automatic frequency control and will attempt to follow a
signal that exhibits drift. Its original intent is to compensate for
Doppler shift when using JT65 for EME contacts, but it has application on
HF as well. Not for Doppler shift compensation, but for stations who show
VFO drift.*

The biggest problem is clock drift, not RF drift.

Regardless, the beta testers claimed the did JT65 without issue.

Mike va3mw


On Sun, May 29, 2016 at 8:51 PM, Luke via Elecraft <elecraft at mailman.qth.net
> wrote:

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