Chajka-202 1969
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Since 1969, television receivers for b / w images "Chaika-201" and "Chaika-202" have been produced by the "Gorky Television Plant". ,86e6f450b8cc469628ba70bf2947b049 The Chaika-201 TV set is assembled on the basis of a unified chassis of the ULPPT type of a 2nd class TV. ,86e6f450b8cc469628ba70bf2947b049 The model uses a 59LK2B rectangular kinescope, covered with a decorative overlay. ,86e6f450b8cc469628ba70bf2947b049 The TV was produced in a tabletop and floor design. ,86e6f450b8cc469628ba70bf2947b049 Finished with valuable species (walnut or mahogany), the TV case measures 735 x 500 x 260 mm. ,86e6f450b8cc469628ba70bf2947b049 The PTK knob is placed under the grill covering the loudspeakers, to the right of the grill are the control knobs; ,86e6f450b8cc469628ba70bf2947b049 volume, bass tone with a loudspeaker switch when listening to sound on telephones, treble tone, contrast and brightness (from top to bottom). ,86e6f450b8cc469628ba70bf2947b049 Under the handles are the buttons for the mains switch. ,86e6f450b8cc469628ba70bf2947b049 There are two loudspeakers. ,86e6f450b8cc469628ba70bf2947b049 The sensitivity from the antenna input is 50 μV. ,86e6f450b8cc469628ba70bf2947b049 Clarity 450 lines horizontally, 500 lines vertically. ,86e6f450b8cc469628ba70bf2947b049 The band of reproducible sound frequencies is 100 ... 10000 Hz. ,86e6f450b8cc469628ba70bf2947b049 Audio channel output power - 1.5 W. ,86e6f450b8cc469628ba70bf2947b049 Powered from a network 127/220 V. Power consumption 170 watts. ,86e6f450b8cc469628ba70bf2947b049 The weight of the device is 36 kg. ,86e6f450b8cc469628ba70bf2947b049 Together with this model, in order to expand the range of products, the plant produced the TV "Chaika-202", in addition to the design similar to that described. ,86e6f450b8cc469628ba70bf2947b049 The Chaika-202 TV case is 40 mm shorter in front of the Chaika-201 TV case, since the control knobs on the Chaika-202 TV remained where they are located in the unified TVs of the 2nd ,86e6f450b8cc469628ba70bf2947b049 class (on the right, at the top of the rear casing). ,86e6f450b8cc469628ba70bf2947b049 On the front panel of the TV, under the grill, only the PTK handle and the network switch buttons are located. ,86e6f450b8cc469628ba70bf2947b049 Since October 1971, televisions have been produced with a different frame sweep master oscillator circuit, where 1/2 6F5P lamp was used instead of the TX4B-T thyratron. ,86e6f450b8cc469628ba70bf2947b049 In the KR generator, in comparison with ULT-47/59, the schemes for separating personnel sync pulses and powering the lamp anode have been changed. ,86e6f450b8cc469628ba70bf2947b049 ,null,ru,null,null,null,null
Documentation:
Information from collection of Valery Khartchenko