Cassette recorder-player '' Sonata P-421S ''.
Cassette players.The "Sonata P-421S" cassette recorder has been produced by the Velikie Luki Production Association "Radiopribor" since the beginning of 1987. Designed for reproduction of phonograms from cassettes of the MK-60 type to small-sized headphones "TDS-13-1". Power supply of the MP is carried out from 4 elements of the A-316 type, while the time of continuous operation is seven hours or more. The MP has a jack for connecting an external power source. At the end of the cassette, the auto-stop is automatically triggered, turning off the `` Start '' key. The speed of the magnetic tape is 4.76 cm / sec. The range of reproducible sound frequencies is 63 ... 12500 Hz. Output rated power 2x20 mW. MP dimensions - 142x95x37 mm. Weight 325 gr. Price 130 rubles. According to exactly the same electrical circuit, design and external design, the unidentified plant produced a cassette recorder-player, but under the name "Edelweiss P-421S".
