Black-and-white television receiver "Belarus-1".
Combined apparatus.The television receiver of the black-and-white image "Belarus-1" (TV and radio) has been producing the Minsk Radio Plant since 1955. The combined installation "Belarus-1" consists of a TV set, an all-wave receiver and an EPU that reproduces a gramophone record from ordinary or LP records. The installation has 21 lamps, 5 diodes and a receiving tube of type 31LK2B. The receiving channels are made according to the superheterodyne circuit, with the separation of the IF signals after the frequency converter. The switch of the kind of work turns on the TV, the receiver and the electric player independently of each other, which eliminates their work from mutual interference and saves electricity. The TV set is designed to receive only the 1st television program. Receiving FM radio stations is not provided in the model. The front wall of the case is removable, which suggests the possibility of replacing the receiving tube without removing the chassis from the case. Replacement of lamps is carried out from the EPC side Installation "Belarus-1" in design and electrical circuit is almost similar to the TV "Belarus", taking into account the changes made. Their appearance is also similar. Power consumption 200 watts. During the operation of the EPU and the operation of the receiver 90 watts. The nominal output power of the sound channel is 0.5 W. The range of reproducible frequencies is 150 ... 7000 Hz. Unit dimensions 450x435x545 mm. Weight 38 kg.
