Originally Posted by loopdeeloop

I have a 72mhz Futaba 9c with a FrSky 2.4 conversion for several years and fly several sport planes with zero issues. Also have a Futaba 6ex 2.4 using FrSky compatable receivers again with zero issues. We fly on new years day in sub zero weather and I've not had an issue in the cold either. Never had one fail.