Black-and-white television receiver `` Lviv-2 ''.

Black and white televisionsDomesticThe black-and-white television receiver "Lviv-2" (Lviv-2) has been producing the Lviv Television Plant since the 1st quarter of 1959. TV `` Lviv-2 '' is designed to receive television programs on any of the 12 channels. Structurally, it is made as 2 blocks: a receiver and a sweep. The blocks are arranged vertically and connected by a rear frame and a front brace. A picture tube and loudspeakers with a reflective board are attached to the blocks. The blocks are placed in a wooden case imitating valuable wood species. The dimensions of the case are 525x490x495 mm. TV weight 31 kg. The TV is powered by an alternating current with a voltage of 127 or 220 V. The power consumed from the network is 160 watts. A television set with a sensitivity of 100 μV provides reliable reception within a radius of 80 kilometers from the studio. Resolution 500 lines vertically and horizontally. The speaker system reproduces the frequency range from 80 to 7000 Hz with a nominal input power of 1 W. The main control knobs are located on the right side of the case: they are a switch and volume, contrast, brightness and a double knob - a channel switch. On the back of the TV there are tone and clarity knobs, as well as auxiliary adjustment knobs: vertical linearity, which sets the linear equality of the upper and lower squares of the image of test chart 0249, vertical size and horizontal size to resize the image, respectively, in vertical and horizontal directions, frame rate and line frequency for a stable image in vertical and horizontal directions. In addition, there is a voltage switch, fuses, antenna sockets on the back.