Reddit RC Cars - Subreddit devoted to RC Cars, Buggies, Truggies, Short Course Trucks, and everything in-between!
Reddit Radio Control - A place to share anything related to radio control (RC), whether it's airplanes, cars, helicopters, multicopters (hexacopters, quadcopters, etc), boats, sails, trucks, submarines, cats, etc.
Reddit RCPlanes - A place to show, talk about, get answers or any thing about Radio controlled Planes