Rossija RP-303-1 1987
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The portable radio receiver "Russia-303-1" has been produced by the Chelyabinsk PO Polet since 1982. ,86e6f450b8cc469628ba70bf2947b049 The radio was created on the basis of the Russia-303 model, but unlike it, it has a socket for an external power supply unit, which could have been included in the kit. ,86e6f450b8cc469628ba70bf2947b049 The scheme and design of the model has been changed accordingly. ,86e6f450b8cc469628ba70bf2947b049 The radio receiver is designed for reception in the LW and MW bands on a magnetic antenna and in two KB sub-bands on a telescopic antenna. ,86e6f450b8cc469628ba70bf2947b049 Power supply 4 elements 316. Current consumption, in the absence of signal 10 mA. ,86e6f450b8cc469628ba70bf2947b049 The operability remains at a decrease in the supply voltage to 3.5 V. The duration of operation at an average volume from fresh batteries is 50 hours. ,86e6f450b8cc469628ba70bf2947b049 The receiver has a regulator for fine tuning in the HF sub-bands, jacks for an external antenna and a miniature telephone. ,86e6f450b8cc469628ba70bf2947b049 Ranges: DV 150 ... 408 kHz, SV 525 ... 1605 kHz, KV1 9.5 ... 12.1 MHz, KV2 3.95 ... 7.3 MHz. ,86e6f450b8cc469628ba70bf2947b049 IF 465 kHz. ,86e6f450b8cc469628ba70bf2947b049 Sensitivity in the ranges of DV - 1.5 mV / m, SV - 0.7 mV / m, in both KB sub-ranges of 100 μV. ,86e6f450b8cc469628ba70bf2947b049 Selectivity 46 dB. ,86e6f450b8cc469628ba70bf2947b049 The nominal output power is about 100 mW, the maximum is 150 mW. ,86e6f450b8cc469628ba70bf2947b049 The band of reproducible sound frequencies is 300 ... 3550 Hz. ,86e6f450b8cc469628ba70bf2947b049 Average sound pressure 0.25 Pa. ,86e6f450b8cc469628ba70bf2947b049 Receiver dimensions 215х125х47 mm. ,86e6f450b8cc469628ba70bf2947b049 Weight 1 kg. ,86e6f450b8cc469628ba70bf2947b049 Since 1987, the radio has been produced under the name "Russia RP-303-1". ,86e6f450b8cc469628ba70bf2947b049 ,null,ru,null,null,null,null
Information from collection of Valery Khartchenko