[OZAPRS] Decoding HF APRS

[Hamish Moffatt]

On Fri, Jul 07, 2006 at 02:47:12PM +1200, G T & C A Beagley wrote:
> I have similar problems. I regularly decode VK3MY and a couple of other 
> VKs plus a W1 on my AEA DSP-2232 and although I can hear a lot more 
> stations in there they rarely seem to decode even when signals are 
> respectable. I have found tuning on HF to be extremely critical. About 
> 20hz either way can make a big difference.

This sounds like somewhere a software modem could excel - auto-frequency
correction (AFC), parallel demodulators on adjacent frequencies with
voting etc.


Hamish
-- 
Hamish Moffatt VK3SB <hamish at debian.org> <hamish at cloud.net.au>
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