|
From: | Eduardo lavratti |
Subject: | Re: [Paparazzi-devel] LONG RANGE data radios - what the best |
Date: | Thu, 31 May 2012 14:47:54 +0000 |
The problem is that:
where i fly not have mobile phone access. > Date: Thu, 31 May 2012 14:06:59 +0200 > From: address@hidden > To: address@hidden > Subject: Re: [Paparazzi-devel] LONG RANGE data radios - what the best > > 9XTEND should go well over 50km: > > http://lists.gnu.org/archive/html/paparazzi-devel/2012-04/msg00224.html > > But GSM is a perfect idea as well. It has the major advantages of > requiring neither line-of-sight nor directional antennas. Let us know > as soon as you have a GSM setup working. > > Cheers, Reto > > 2012/5/31 Rokas Adiklis <address@hidden>: > > Hi Eduardo, > > > > 9XTEND's are great radios, but I doubt they would work 50km+. Specs say max > > range is 64km, but only in ideal conditions: direct line of sight, high gain > > antennas, good weather, low data transmission speed and most probably you > > would need antenna trackers on GCS and on the aircraft. I've used these > > radios for up to 10 km without these prerequisites (standard antennas, no > > tracking, no direct line-of-sight, some trees around). Going further than > > 10km rendered connection inactive. Also, formally these should be illegal in > > EU. > > > > In your case I would use GSM for communication. You need a "GSM to Serial > > data" type of device for the aircraft, and internet access (preferrably with > > fixed IP address) on your computer with "TCP to COM" type of software > > installed. GSM modem receives serial data from PPZ, tunnels it over TCP > > (GPRS/3G/4G) to your computer, where the recipient service passes this data > > to virtual COM port. The virtual COM port is the one configured in GCS as a > > "modem". > > > > I haven't tried it myself, but intend to some time this year. > > > > This is the kind of device that I'm talking about: > > http://www.teltonika.lt/en/pages/view/?id=747 (just for reference, I think > > you can find cheaper and more functional devices made elsewhere). > > > > Kind regards, > > Rokas > > > > On Wed, May 30, 2012 at 11:38 PM, Eduardo lavratti <address@hidden> > > wrote: > >> > >> friends i will order a pair of long range radios for telemetry. > >> I am think in digi 9XTEND radios. > >> > >> This is the most powerfull data radio i know but i see that some people > >> have problem using this radio. > >> have more options for long range radios ? > >> > >> i will fly more than 50km away. > >> > >> > >> > >> _______________________________________________ > >> Paparazzi-devel mailing list > >> address@hidden > >> https://lists.nongnu.org/mailman/listinfo/paparazzi-devel > >> > > > > > > _______________________________________________ > > Paparazzi-devel mailing list > > address@hidden > > https://lists.nongnu.org/mailman/listinfo/paparazzi-devel > > > > _______________________________________________ > Paparazzi-devel mailing list > address@hidden > https://lists.nongnu.org/mailman/listinfo/paparazzi-devel |
[Prev in Thread] | Current Thread | [Next in Thread] |