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TV "Wave" (ZK-36) since 1960 produced the Leningrad plant them. Kozitsky. The TV set contains 20 radio tubes, 14 diodes and a 43LK9B kinescope with a beam deflection angle of 110 °. The size of the image is 270x360 mm. Sensitivity 100 µV. AGC is noise-resistant, with inertial synchronization and effective AFC and F provide reliable reception of programs on an outdoor antenna within a radius of up to 70 kilometers or more from the studio. In the TV for the first time, an image size stabilization scheme was applied with significant fluctuations in the mains voltage and heating of parts. To reduce image distortion there is a sharpness adjustment control. The speaker consists of two 1GD-9 loudspeakers located frontally in the lower part of the body and reproduces an audio frequency band of 100 ... 7000 Hz at the power of the LF amplifier of 1 W. Tone control on the low and treble allow you to choose the desired timbre. There are jacks for phones, they can be used for recording tape. Case wooden, with imitation under valuable breeds. The main control knobs are located in front. The rest of the left side in the vertical row. The TV is assembled on a vertical chassis using printed wiring. Dimensions of the model 480x570x265 mm. Weight 31 kg. Price 336 rubles. (Since 1961). Designer TV VA Klibsson. In the first editions, the decorative panel of the handles was made of two elements - a metal substrate painted with blue-gray paint with shagreen, in front of which a transparent lining was installed. Subsequently, the transparent cover began to paint with gold paint on the back side.