I AM HAVING A PROBLEM WITH MY RADIO EQUIPMENT I HAVE A FUTABA FP-7UAP 7CH,PCM RADIO ON CH 38 AND I JUST BOUGHT A STANDARD FM RECEIVER I BOUGHT A CH 38 FM CRYSTAL FOR IT AND WHEN I TURN ON TRANSMITTER ALL I GET IS A TWITCH OF MOVEMENT ON THE SERVOS!! OK IM RUNNING THE RADIO ON PPM WHICH IS FM AND MY RECEIVER IS FM SOME ONE TOLD ME THAT IT MIGHT BE IN THE CRYSTAL IS THIS TRUE THE CRYSTAL IN MY MODULE IS A DIFFERENT COLOR THAN THE DUAL CONVERSION ONE IN THE RECEIVER AND ON THE BACKS OF THE CRYSTALS ONE SAYS "TYPE72-7 AND THE OTHER SAYS 72-10 IM NOT SURE WHAT THIS IS OR IF IT MAKES ANY DIFFERENCE AT ALL CAN SOME ONE PLEASE HELP ME????