FIELD: means of remote actuation one of many control devices for props in underground breakage face support. SUBSTANCE: remote control device is equipped with radio transmitter and infrared radiation transmitter, and control devices are provided with radio receivers and receivers of infrared radiation. Desired control device is selected and the rest control devices are interlocked by supply of signals from computer. EFFECT: unambiguous selection of desired control device and reliable radio transmission by known manner of control signals from device of remote control. 7 cl, 2 dwg
