But Spot doesn't have 100% earth coverage... =A0Iridium has. Marcelo Fornaso ________________________________ From: Josh Koffman To: Microcontroller discussion list - Public. Sent: Thursday, October 6, 2011 9:11 AM Subject: Re: [TECH]:: Two way texting anywhere on earth On Thu, Oct 6, 2011 at 3:52 AM, RussellMc wrote: > $US250 Iridium satellite system hold in hand size text-only > transceiver (+ with GPS) allows 160 character text message > communications anywhere on earth. > > Also offers position tracking with location accessible to anyone > authorised, =A0with position updates as often as per 10 minutes. > > Plans from $10/month > > > =A0 =A0 =A0 =A0 =A0 =A0http://shop.delorme.com/OA_HTML/DELibeCCtdItemDeta= il.jsp?item=3D31805=A7ion=3D10820 Interesting. Spot has a similar product (http://findmespot.com). Even more interesting is that DeLorme's wikipedia entry says that they struck a deal a few years ago with Globalstar, the owner of the Spot products, and as far as I can tell, a competitor to Iridium. Josh --=20 A common mistake that people make when trying to design something completely foolproof is to underestimate the ingenuity of complete fools. =A0 =A0 =A0 =A0 -Douglas Adams --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .