[OZAPRS] How to make a raspberry pi satgate for the ISS

[Peter VK2MPJ]

I’m curious why you say that using kal and a GSM signal is not possible anymore?
I did this locally just last weekend…

2MPJ


> On 19 Nov 2017, at 12:42 pm, Gavin Rogers <grogers at vk6hgr.echidna.id.au> wrote:
> 
> On 19/11/2017 9:30 AM, vk4tec at tech-software.net <mailto:vk4tec at tech-software.net> wrote:
>> 
>> Or, as i've mentioned before, just link to the existing Direwolf SDR+APRS guide, which covers off setting up an igate pretty well: https://github.com/wb2osz/direwolf/blob/master/doc/Raspberry-Pi-SDR-IGate.pdf <https://github.com/wb2osz/direwolf/blob/master/doc/Raspberry-Pi-SDR-IGate.pdf>
> In this guide, there's a link to a script that will tune to a NOAA frequency and re-calibrate an SDR TV stick ( https://github.com/khaytsus/direwolf-init <https://github.com/khaytsus/direwolf-init> )
> 
> What would be a good high-stability signal source here in VK for the calibration? I used to use the kal program to calibrate against GSM transmitters, but that's not possible any more. I'd think the trunking control channel for an emergency services' channel would be stable, strong and always on? Or DAB+ transmitter, or..?
> 
> 
> 73
> Gavin.
> 
> 
> -- 
> 
>       Gavin Rogers                     |  Amateur radio station VK6HGR     
>     http://www.livingwaters.com/good <http://www.livingwaters.com/good>   |     http://vk6hgr.ampr.org/ <http://vk6hgr.ampr.org/>
>                MSN/Skype/Email: grogers at vk6hgr.echidna.id.au <mailto:grogers at vk6hgr.echidna.id.au>
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