[OZAPRS] 80m HFPRS

[Glen English VK1XX]

Ha! WIA NTAC ? ROFL. just ignore them.  OK will figure out something.

on signals, essentially, if PSK31 works, this works. OK


On 30/12/2017 4:57 PM, Scott Evans wrote:
>
> You'd need to check up on the current WIA Band Plan for the current 
> digital segment as when I last had 300b packet running on 80m it was 
> around 3.625+/- but I think that the digital segment has been lowered 
> to align with other regions. I'll be interested in listening out for 
> any signals (although it's going to be a struggle to get to south VK7) 
> although I've only got a Hustler 5-BTV for HF and it's not that great 
> on 80m but I'll keep an ear out when you do get something up and 
> running...
>
>
> On Sat., 30 Dec. 2017, 16:45 Glen English VK1XX, 
> <glenlist at pacificmedia.com.au <mailto:glenlist at pacificmedia.com.au>> 
> wrote:
>
>     I'm actually going to showcase this also on 80m. why 80m ? 80m is
>     characterized in the daytime by poor SNR for short <1000km paths but
>     this mode can showcase just how good it is on vertical incidence
>     paths.
>
>     anyone got any good ideas for an 80m freq ?
>
>     The mode is about 50Hz wide approx (at the moment- we might double
>     that
>     speed to reduce TX time BUT increases bandwidth 2x and reduces
>     sensitivity 3dB)  .
>     The modem can demod multiple simultaneous present users.  so a
>     sideband
>     passband is no big deal. or smaller.
>
>
>     and  maybe should start on 40m/30m , because people already have
>     radios
>     listening there.
>
>     I guess just go in the existing 300 baud APRS freq segments ?
>
>
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