[OZAPRS] [aprssig] 434 MHz tracking
Richard Hoskin
vk3jfk at amsat.org
Mon Aug 6 15:57:47 EST 2007
> -----Original Message-----
> From: ozaprs-bounces at aprs.net.au [mailto:ozaprs-bounces at aprs.net.au] On
> Behalf Of Stephen H. Smith
>
> But how fast were you moving? In what kind of terrain. Over what
> distance?
>
> 1200 baud is much more tolerant of mobile flutter, fading and multipath
> from moving vehicles than higher data rates, because it's individual
> symbols are much longer. The differences between even 1200 and 9600
> on a Kenwood D700 in motion are quite dramatic.
> http://wa8lmf.net/DigiPaths
>
If you are in Melbourne tune your APRS Radio to 439.100Mhz (1200bd) to
compare APRS on VHF & UHF. The UHF system may be configured for 9600bd in
the future.
Cheers
Richard
VK3JFK
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