A solar powered radio relay on top of the mountain? Or use several in a mesh network. In your house you can then hook it up to a PC or an ethernet enabled embedded device to send you a text message or a mail if you want. /Ruben > On 12/13/2013 4:13 PM, Brooke Clarke wrote: > > Hi: > > > > I live a half mile drive to my rural mailbox and would like to know whe= n > > there's mail in it. There's a mountain between my house and the mailbox= so > > direct radio communication probably will not work. Is there a product t= hat > > would accept a switch closure and place a phone call and deliver a text > > message using cell phone technology? > > =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D Ruben J=F6nsson AB Liros Electronic Box 9124 200 39 Malm=F6 Sweden Tel +46 40142078 ruben@rjjournal.net =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D --=20 http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .