Sever-3 black-and-white television receiver.

Black and white televisionsDomesticTV "North-3" from October 1, 1953 to December 31, 1954 produced the Moscow plant of television equipment. Model developers Ing. M.I.Tovbin, V.M. Khakharev and V.Ya.Serov. After the release of small-scale TV sets "Sever" and "Sever-2" practically nothing from each other, except for the external design, did not differ, the plant started serial production of the modernized TV set "Sever-3" or simply "Sever". The TV is designed to receive television programs in any of the 3 low-frequency channels, as well as VHF-FM radio stations operating in the 66 ... 73 MHz range. The TV has 17 radio tubes and a 31LK2B picture tube. The sensitivity of the model for television image channels is 1000 μV, 500 μV for the sound channel and 500 μV when receiving VHF-FM radio stations. However, in practice, the sensitivity was almost twice as high. The TV consumes 200 W of power from the network, and 100 W during radio reception. The TV is mounted on a metal chassis, placed in a polished wood box. Dimensions of the TV 640x468x457 mm. Weight 35 kg. In total, 19,258 copies of the Sever TV sets of the third modification were made. Based on the design, electrical circuit and external design of the TV "North" of the 3rd modification in the mid-fifties of the 20th century, various ministries and factories of the country produced similar models, but with the names "Zenith", "Screen" and ''Ray''.