26 Mar
2013
26 Mar
'13
7:25 a.m.
What happens if you do try to change frequencies during transmit? There is a race condition between the status check and frequency programming where the mike PTT button could be pressed. Greg. KO6TH
--
Sent from my new toy... Please ignore tupos.
Erich Eichmann erich.eichmann@t-online.de wrote:
>Hello,
>To adjust the TX frequency via CATcontrol a program first has to toggle
>the
>VFOs (command hex. 81) to get access to the TX VFO. After adjusting
>the TX
>frequency it has to toggle the VFOs back, of course.
>
>Also, it is necessary to check the TX status (command hex. F7) before
>sending frequency commands. The frequencies must not be changed during
>TX.
>The adjusment has to be suspended until the radio is in RX again.
>
>73s, Erich, DK1TB
>
>----- Original Message -----
>From: "Richard Ferryman" g4bbh@btinternet.com
>To: amsat-bb@amsat.org
>Sent: Tuesday, March 26, 2013 2:00 AM
>Subject: [amsat-bb] gpredict and ft-817 cat control
>
>
>> Does anyone know a way around the problem that gpredict can only
>control
>> the FT-817 downlink frequency. I suspect there is a limitation in
>the
>> hamlib control for this rig. The gpredict manual says 'the TX
>frequency
>> can not be adjusted via the CAT interface (e.g. Yaesu FT-817)' but
>SatPC32
>> on windows manages to handle TX and RX so it must be possible.
>> Dick G4BBH
>> _______________________________________________
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>
>
>_______________________________________________
>Sent via AMSAT-BB@amsat.org. Opinions expressed are those of the
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