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Portable radio receivers "Ocean" and "Ocean-201" were produced, respectively, from 1969 and 1970 by the Minsk Radio Plant. '' Ocean '' - the first domestic portable radio class 2 with a VHF band. It operates in the DV, MW, 5 HF sub-bands from 25 to 75 meters and in the VHF broadcast band. Real sensitivity in the range of DV 0.5 mV / m, SV 0.3 mV / m, KV 100 mV and VHF 25 mV. The adjacent channel selectivity is at least 46 dB in the AM bands. FC = 465 KHz in AM and 8.5 MHz in the FM path. The nominal output power of the amplifier is 500 mW. The audio frequency range is 200 ... 4000 Hz in the AM path and 200 ... 10000 Hz in the FM. Power 9 volts from 6 batteries 373. Resting current 25 mA. Maximum current 150 mA. Dimensions of the receiver 320x116x245 mm. Weight 4.3 kg. Retail price of 132 rubles. The model was also produced in the export version mainly for socialist countries, although there were also options for capitalist countries. The HF and VHF receiver bands were tuned to the standards of these countries. Radio "Ocean", in contrast to the radio "Ocean-201" does not have a tuning indicator.