[amsat-bb] New satellite operator - M7OJA

Peter Goodhall (2M0SQL) peter at magicbug.co.uk
Fri Jul 17 13:46:15 UTC 2020


Hi Oscar,

That was myself who replied JA AGAIN so you made it in OK but a little
weak, what antenna are you using with the handheld for best results
you will need a directional yagi and either a radio that does duplex
(RX/TX at the same time) or two radios the cheap Chinese FM radios
work.

Hopefully hear you on another pass!

Peter, 2M0SQL

On Fri, 17 Jul 2020 at 14:16, Oscar Acton via AMSAT-BB
<amsat-bb at amsat.org> wrote:
>
> Hello,
>
> My callsign is M7OJA. I was tracking the Fox-1D satellite and I called out
> into a handheld radio with 8 watts into a collinear omnidirectional antenna
> on my roof when the satellite passed. I heard a station come back very
> clearly with "Juliet Alpha again". Unfortunately, the satellite had passed
> by then, but I am impressed that I managed to get in with my minimal
> station setup.
>
> I would like to try to maximise the time I have to use the satellite. My
> handheld radio (Anytone 868) doesn't have an auto doppler shift, so I am
> wondering how to calculate the doppler frequencies? For example, on this
> link https://amsat-uk.org/beginners/how-to-work-fm-satellites/, all of the
> frequencies are listed to be programmed into a handheld (accounting for
> doppler shift). I would like a similar list of frequencies for the Fox-1D
> (or know how to calculate them).
>
> Many Thanks,
>
> Oscar M7OJA (IO94HT)
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