Hello Guys, this is my first post... I am on the Synergy Moon X prize team, and have a number of other space/microwave projects... Here is an interesting cheap Audio/digital/RF Mesh network device: http://villagetelco.org/mesh-potato/ -- Best, Pat Barthelow apolloeme@gmail.com Google Lunar X prize Team, SYNERGY MOON wwww.synergymoon.com pat.barthelow@synergymoon.com