The portable radio receiver "Russia-304" has been produced by the Chelyabinsk Radio Plant since 1979.
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The release of the receiver is timed to coincide with the "Olympics-80".
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The scheme and design of the receiver does not differ from the Russia-301 and Russia-303 receivers.
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"Russia-304" is a portable superheterodyne radio receiver of the 3rd class, assembled on 8 transistors and 2 diodes and is designed to receive radio stations with AM in the DV and SV bands to a built-in magnetic antenna, and in KV-1 and KV-2 to a telescopic antenna.
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Range of received frequencies: DV 150 ... 405 kHz;
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CB 525 ... 1605 kHz;
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KV-1 9.5 ... 12.1 MHz, KV-2 3.95 ... 7.3 MHz.
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IF - 465 kHz.
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Maximum sensitivity at an output power of 5 mW: at DV 500 μV / m;
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CB 200 μV / m;
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KB 50 μV.
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Real sensitivity: at LW 1.5 mV / m;
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SV 0.7 mV / m;
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KB 100 μV.
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Selectivity on the adjacent channel 46 dB, on the mirror: on DV 36 dB;
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CB 30 dB;
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KB 14 dB.
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Rated output power 100 mW, maximum 150 mW.
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The band of reproducible sound frequencies is 315 ... 3550 Hz.
,86e6f450b8cc469628ba70bf2947b049
Average sound pressure 0.25 Pa.
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Power supply - 4 elements A-316.
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Quiescent current 10 mA.
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The dimensions of the radio are 215 x 125 x 47 mm.
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Weight 1 kg.
,86e6f450b8cc469628ba70bf2947b049
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