[aprssig] Digital two-way Radio communication in emergency situations
curt.we7u at gmail.com
Mon Sep 8 11:50:19 EDT 2014
On Mon, 8 Sep 2014, SARTrack Admin wrote:
> Thanks everyone for their input.
> I am still looking for a digital transmission unit which can transmit data in
> a higer modulation scheme.
> I actually just found an interesting company who sells just that, but I
> assume this gear is going to be very expensive. They use OFDM on Time
> Division Multiplex 256-QAM modulation, which enables them to transmit up to
> 56Kb on a 12.5 Kc channel, but it would require a huge amount of FEC. I would
> think something like 8PSK would be more suitable for what I have in mind.
Anyone send you this link?
This hasn't come out yet, but should be out sometime in the coming months. I'm on the pre-order list.
I plan to use it for TCP/IP applications and experimentation. Runs Linux inside.
Curt, WE7U. http://wetnet.net/~we7u
APRS Client Capabilities: http://wetnet.net/~we7u/aprs_capabilities.html
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