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The television receiver of the black-and-white image "Mara-2 / D" since 1994 has been produced by the Minsk plant "Caliber". The TV "Mara-2" works on any channel in the meter range, and the TV "Mara-2D" and on any channel in the decimeter range. The screen of the kinescope has a diagonal of 8 cm. The sensitivity limited by synchronization in the range of 55 μV, in UHF - 75 μV. The resolution in the center of the screen is 300 lines. The rated output power of the sound channel is 100 mW. The TV is powered from the AC mains through a remote power supply or from a battery with a voltage of 11 ... 15 V. The power consumed from the 11 W network is 330 mA. Overall dimensions of the TV 171x140x72 mm, power supply 98x53x75 mm. TV weight 1 kg, power supply 330 gr. There are AGC, APCG, AFC and F systems in TV.