The use of radio-telephony for the control of works transport

The reasons for the economic attractiveness of radio control over very short distances are discussed. The paper then describes a number of different types of industrial vehicles which have been fitted with radio and gives details of their functions. The reactions of drivers to the installation of radio are discussed and a typical control system is described with reference also to its application to private cars in works service, and to the savings that can be effected. Typical installations are dealt with and details given of the construction, special installation problems and performance of the transmitters and receivers used in the main station and in the mobiles.