TV receiver of black and white image `` Oreol-23TB-307 / D ''.
Black and white televisionsDomesticThe Oreol-23TB-307 / D television receiver for black-and-white images has been produced by Ryazan Television Plant OJSC since the 1st quarter of 1991. "Oreol 23TB-307 / D" is a small-sized portable TV set with integrated circuits - an analogue of the TV set "Sapphire 23TB-307 / D" of the same plant. A TV with the index "D" was produced with an installed UHF range selector. The TV uses a 23LK13B-2 kinescope. The TV set provides reception of television broadcasts on any of the channels of the MB and UHF (D) range; listening to sound on headphones when the loudspeaker is off. AGC provides a stable image. The influence of interference is minimal with the help of AFC and F. The size of the image is 140x183 mm. Sensitivity in the MB range - 40 µV, UHF - 70 µV. Resolution - 350 lines. Rated output power - 0.2 W. The range of reproducible frequencies is 400 ... 3550 Hz. Power supply from the network 198 ... 242 V, from an autonomous source 12.5 ... 15.8 V. Power consumption from the network - 30 W, from an autonomous source - 20 W. TV dimensions - 250x350x230 mm. Weight 5.5 kg. Since 1993 the plant has been producing the Oreol-23TB-311 / D TV set similar to the Oreol-23TB-307 / D and Sapphire 23TB-307 / D models.
