[amsat-bb] Re: Doppler Tuning Convention Question (summary)

Tony Langdon vk3jed at gmail.com
Tue Jun 1 14:30:21 PDT 2010

At 04:45 AM 6/2/2010, Alan P. Biddle wrote:
>I meant to mention a nice page discussing Doppler shift.  It explains many
>of the questions/comments/rants brought up about Doppler shifts and

Please use the official version

http://vkradio.com/doppler.html :)

You'll find the speed better.  :)

>It gives a few graphic illustrations of how Doppler shift varies depending
>on the pass, and why it can be radically different for different stations in
>the QSO.  As you observed, Full Doppler Tuning, FDT, works for everybody,
>everytime.  I will add that any can play.  Anything else is just an
>approximation.  We have 40 years of experience showing that approximation is
>usuable, but we have long been able to do better.

I agree, Full Dopller Tuning is the best way to go, if you have the 
gear.  I'm looking forward to giving it a go, when I get my satellite 
antennas up.  The radio and CAT interface are in position.

73 de VK3JED / VK3IRL

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