This is just documenting my plans for a LRS in the future. I will probally ask questions and stuff later. So until I'm ready I'll add things here.
Plan to add this module to an Orange Tx or perhaps this one.
Take a look at this. He made a good design.
Download that frame here. It is a little smaller than you want, but you can lengthen it it you want.
You really don't even have to print this one.
Found this, though it would be usefull for all of you terrorist out there. :) Or just about anyone wanting many features.
http://www.hobbyking.com/hobbyking/store/__12615__Multi_Remote_Receiver_operated_on_off_Switch_.html