[App_rpt-users] Micro-Node RTCM

[Doug Kingston]

Thank you Mark, that was very informative.

My guess is that this device is unlikely to be able to "defend" itself very
well and should probably be placed behind a restrictive firewall.  Do you
concur?

-Doug-

On Tue, Apr 25, 2017 at 10:26 PM, Mark Guibord <mark at micro-node.com> wrote:

> The RTCM uses a 16 bit DSP with a tightly integrated interrupt driven
> firmware package written in c
>
>
>
> http://www.microchip.com/wwwproducts/en/dsPIC33FJ128GP804
>
>
>
> If you're interested here is a link to the open-source software for the
> RTCM..
>
>
>
> http://svn.ohnosec.org/viewvc/projects/allstar/voter/board-
> firmware/?root=svn
>
>
>
> *From:* App_rpt-users [mailto:app_rpt-users-bounces at lists.allstarlink.org]
> *On Behalf Of *Doug Kingston
> *Sent:* Tuesday, April 25, 2017 9:41 PM
> *To:* Users of Asterisk app_rpt
> *Subject:* Re: [App_rpt-users] Micro-Node RTCM
>
>
>
> I know that I would have a GPS with 1pps feed to get the timing.  Once you
> have that, what is different in an RTCM other than nice packaging?
>
> What is the core processor technology inside the RTCM.  I am assuming is
> some form of ARM processor.  Can you can you get a root shell and use SSH
> to access?
>
>
>
> -Doug-
>
>
>
> On Tue, Apr 25, 2017 at 7:50 PM, Fredric Moses <fred at moses.bz> wrote:
>
> You seem confused… you still need a linux system running app_rpt with the
> RTCM’s…  think of the RTCM as an ethernet based radio interface vs usb..
> But that radio interface when you add GPS to each one can do voting with
> others.. and with some more work simulcast transmitting…
>
> We have some 50-60 RTCM’s deployed and love them… Getting ready to rebuild
> another clubs VHF repeater voter system with a 6 site RTCM based voting
> system.  I just started testing the new hamvoip rPi3 image with some rtcm’s
> myself...
>
> --
> Fredric Moses - W8FSM - WQOG498
> fred at moses.bz
>
>
> > On Apr 25, 2017, at 22:32, Doug Kingston <dpk at randomnotes.org> wrote:
> >
> > I am considering using these for a amateur repeater voting application.
> The alternative would be to roll my own with a Raspberry Pi 3 and probably
> the HamVOIP.org distribution.  Who out there is using the RTCM?  I can find
> very little information beyond the manual and I am concerned that the
> software may not be maintained and that there is not enough access to the
> underlying Linux system.
> >
> > Who can tell me more about the RTCM?
> >
> > Has anyone rolled their own with a Pi3?  Any advice there?
> >
> > -Doug-
>
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