Sonata-III 1971
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Since 1971, the Sonata-III reel tape recorder has been producing the Velikiye Luki Radio Plant. ,8caa42f5a9df53968033bf99609e44f6 Class 3 tube tape recorder Sonata-III was developed based on the tape recorder of the Chaika-66 tape recorder. ,8caa42f5a9df53968033bf99609e44f6 The tape recorder is designed for two-track recording from any sound source. ,8caa42f5a9df53968033bf99609e44f6 The speed of the magnetic tape is 9.53 cm / sec. ,8caa42f5a9df53968033bf99609e44f6 The detonation coefficient of 0.3%. ,8caa42f5a9df53968033bf99609e44f6 Recording is done on type 6 or 10 magnetic tape. The recording time when using coils on 375 m. Of magnetic tape is 65x2 min. ,8caa42f5a9df53968033bf99609e44f6 The frequency of the erase and bias generator is 60 kHz. ,8caa42f5a9df53968033bf99609e44f6 The output power of the low-frequency amplifier is 1 W, with a THD of no more than 5%. ,8caa42f5a9df53968033bf99609e44f6 The voltage at the linear output is 0.25 ... 0.5 V. The frequency range at the linear output is 63 ... 10000 Hz. ,8caa42f5a9df53968033bf99609e44f6 There is a tone control for high frequencies. ,8caa42f5a9df53968033bf99609e44f6 Food is carried out from an alternating current main of 127 or 220 Century. Power consumption is 75 W. ,8caa42f5a9df53968033bf99609e44f6 The dimensions of the tape recorder are 379x303x164 mm. ,8caa42f5a9df53968033bf99609e44f6 Weight 9.5 kg. ,8caa42f5a9df53968033bf99609e44f6 ,null,ru,null,null,null,null
Documentation:
Information from collection of Valery Khartchenko