I have called all over the world(seriously) about hooking up a PowerBox Champion RRS to Dual JR R1221 receivers and a JR 12x transmitterAnd I have tried it over 50 times(seriously)
the way the book says with NOLUCK. I havecalledPower Box them selves and nojoy.HasANYONE done this before!!!! Please help. You can even call me at 330-495-6569 if you wish
Matt Kozub