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The television receiver of the black-and-white image "Quartz 40TB-306" since the beginning of 1985 has produced Omsk software "Irtysh". The unified stationary semiconductor-integrated television of modular construction 3UPT-40-1 - '' Quartz 40TB-306 "is designed to receive television studio programs and their sound in the MV range. The TV has a 40LS-12B kinescope with a beam angle of 110 °, a transformerless power supply unit that allows you to operate the TV without additional stabilization of the mains voltage.The TV has a six-button push-button device for the selection of pre-configured programs, an AGC system, an APCG, an AFC and F. Cor. TV set is made of high-impact polystyrene with dark colors.The sensitivity of the TV is 55 µV.The nominal sound output power of the channel is 0.5 W. The reproducible frequency range is 120 ... 10000 Hz. The power is supplied from the 220 V electrical network. 530x380x350 mm. Its mass is 16 kg. Since 1985, OJSC Slavgorod Plant of Radio Equipment has been producing the Altai 40TB-306 TV in terms of design and appearance similar to that described.