Thanks a lott russ for this informations. what you sugest me to by
PCM or PPM?
About the frequency 35 or 40 . I don't now how to decide which one, becouse in my country R/C airplane are not allowed, so I will
tray to flay on my responsability, but tell me what the difference in using 35 or 40 mhz, maybee the signal can interfere with comunication or sumthing like that.