Berezka 51TC-487D-1 1990
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The television receiver of the color image "Birch 51TTs-487D-1" from the I quarter of 1990 was produced by the Kharkov Kommunar software. TV '' Birch 51ТЦ-487Д-1 '' unified, stationary, modular design, on semiconductor devices and integrated circuits. The television used a kinescope type 51LK2TS with a screen diagonal size of 51 cm. The TV provides: reception of television transmissions of color and b / w images in the range of MV and UHF in SECAM and PAL; the ability to listen to the sound on the headphones; the ability to work with a tape recorder, video recorder. The TV has AGC, APCG and AFC and F. Its scheme provides for automatic demagnetization of the kinescope when it is turned on, has stabilization of the supply voltages ensuring the normal operation of the TV within the variation of the supply voltage of 170 ... 242 V, excluding the use of a stabilizer. The size of the image is 303х404 mm. Image channel sensitivity limited by synchronization of sweeps in the range of 40 µV MB, UHF 70 µV. The maximum output power of the sound channel is 2 watts. Power consumption from the mains 75 watts. The dimensions of the TV - 450x640x465 mm. Weight 25 kg. The resolution of 450 lines. The battery voltage of the remote control is 6.3-9.1 V. The range of the remote control is 5.2 m, the angle is 4-20 °.
Documentation:
Information from collection of Valery Khartchenko