Radio control

use of radio signals to remotely control a device, vehicle or unmanned vehicle

functional scale model of a vehicle, steerable using radio control

servomotor or other type of actuator used for radio control and small-scale robotics

for model internal combustion engines

Japanese manufacturer of model aircraft engines

miniature boat or watercraft operated remotely via radio control

Animals controlled remotely by humans

right|thumb|250px|An outrunner electric motor mounted in the nose of a radio controlled model plane

voltage regulator that replaces a supplemental battery in R/C models