i have a jr xf631 transmitter, no. crystal came with it, aso have a hitec supreme 11s duall conversion auto shift reciever what crystalls do i need, please help thanks
i do have 1hitec no 38 crystal , so will i need another hitec crystal no 38 for my jr transmitter? it didnt come with 1 and someone told me you coulnt change the crystal on the transmitter? im confused? thanks for your time