u can do it using IR LED and | Electronics › Electronics › wireless servomotor control › u can do it using IR LED and October 10, 2015 at 12:56 pm #13367 Ashutosh BhattParticipant u can do it using IR LED and IR sensor TSOP1738. i have posted one such project but if u want to do it with RF only then u need encoder-decoder and micro controller u can not simply build it using IC555
