ok, perhaps thats a bit expensive, and overpowered. but how about this small kit,
http://store.qkits.com/moreinfo.cfm/K2622 its almost the same price and shipping is a bit outragous but it claims 22db and can accept coax and therefore better antennas like this
http://my.tbaytel.net/mccourts/mdseries.html
anyone interested in the tanks go to airsoft128.com 2 tanks for 100 bucks, 10% coupon over 100 bucks... the only problem with the tanks are the weak motors. size 280 EXACTLY... the orion big block out of my RS4 wouldn't fit. anyone know of a good upgrade 280?
and here is the 800mw camera i got
http://www.kitsparts.com/wireless/Wireless_a.htm