Cassette recorder '' Proton-402 ''.
Cassette tape recorders, portable.The cassette recorder "Proton-402" has been produced since 1981 by the Kharkov radio plant "Proton". The tape recorder is based on the Proton-401 model and is designed to record speech and music programs from various signal sources with their subsequent playback. It has a system ARUZ, a tape-type switch, tone control by HF. The belt pulling speed is 4.76 cm / s. Detonation 0.3%. The operating frequency range on the LV is 40 ... 12500 Hz, the loudspeaker is 200 ... 7000 Hz. Rated output power 1.2 W. The level of interference in the channel З-В -50 dB. Powered by six A-343 elements or mains. Dimensions MG 260x205x73 mm. Weight 3 kg. Since 1987, according to the new GOST, the tape recorder was called "Proton M-402". Since 1991, individual batches of Proton M-402 tape recorders have had some simplifications.
