Okean-203 1972
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Portable radios "Ocean-202" and "Ocean-203" since the beginning of 1972 produced the Minsk Radio Plant named after the 50th anniversary of the CPB. '' Ocean-203 '' is a class 2 portable radio receiver with VHF-FM. It was created on the basis of the "Ocean" model and practically coincides with its technical parameters. It works in the ranges of DV, NE, 5 sub-bands HF and VHF. The sensitivity on the DW - 0.5 mV / m, SV - 0.3 mV / m, KV - 150 mV, VHF - 25 mV. The adjacent channel selectivity is 46 dB. IF 465 kHz in AM and 8.5 MHz in FM. Rated output power 500 mW. The frequency range is 150 ... 4000 Hz in AM and 150 ... 10000 Hz in FM. Models produced in wooden and plastic cases, and in plastic low frequencies were reproduced from 200 Hz. Power supply 9 V from 6 batteries 373. Dimensions of the receiver 325x116x247 mm in plastic and 352x116x261 mm in the tree. Weight 3.2 kg (plastic), 3.8 kg (wood) without batteries. The price of both options is 132 rubles without power. The radio "Ocean-202" is similar to the described model but does not have a dial gauge.
Information from collection of Valery Khartchenko