Rossija-321-stereo 1983
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Transistor "Russia-321-stereo" and "Russia-321-1-stereo" network transistors since 1983 and 1985 have been produced by the Chelyabinsk PO "Flight". Both models of electrophones practically do not differ in design, there are minor differences in the electrical circuit, but for the second model the price is reduced from 109 to 80 rubles. The Russia-321-stereo stereo microphone provides playback of sound recordings from stereo and monophonic records. It consists of an electro-reproducing device III-EPU-74SP and a two-channel amplifier combined in one package and remote speakers. The desired timbre of the sound is set with the help of separate timbre controls for the higher and lower frequencies. It is possible to connect a tape recorder and a radio broadcasting network to the amplifier of the microphone. Cases of blocks are lined with precious wood veneer. The main technical characteristics of the models: Disk rotational speed - 33, 45 and 78 rpm. The range of reproducible frequencies is 80 ... 12500 Hz. The nonlinear distortion factor of the amplifier is not more than 2.5%. Rated output power 2x2 watts, maximum 2x5 watts. AC input resistance - 4 ohms. Food from a network of 220 V. Power consumption - 40 W. Electrophone dimensions are 395x325x165 mm, one speaker 363x270x140 mm. The weight of the kit is 15.5 kg. Models are created on the basis of the '' Accord-201-stereo '' electrophone. The Electrophone "Russia-321-stereo has been produced since 1985 by the Makhachkala radio goods factory.
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Information from collection of Valery Khartchenko