LTE's backers vow to KILL OFF WI-FI and BLUETOOTH

RPI GSM Adapter

http://www.lseestudio.com/rpi-gsm-adapter-p-146.html

New TH-UB6R

Ebay    Drive on CAR TIRE ANTENNA HOLDER FOR HAM RADIO MILITARY POLES ALUMINUM FIBERGLASS

This is a very quick way to give extra height to your antenna while Mobile/Emergency Ops. 

http://www.ebay.com/itm/ALL-CAR-TIRE-ANTENNA-HOLDER-FOR-HAM-RADIO-MILITARY-POLES-ALUMINUM-FIBERGLASS-/191283942532?pt=US_Radio_Comm_Antennas&hash=item2c89695484

What is Quadnet?
Find out here:
http://www.openquad.net/?q=node/5

Kenwood TK-762/862 Mod for D-STAR
This mod allows you to get the appropriate connections from the radio to add a HotSpot to it. 
http://www.qsl.net/k0kn/projects.html#KWTK

Bluetooth TNC. Add an Android phone with APRSDroid and a cheap Chinese Radio or Expensive 9600baud Radio and you have a Tracker with a map.