Geolog 1971
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Portable transistor radio "Geologist" since 1971 produced the Dnepropetrovsk Radio Plant. A radio class 2 `` Geologist '' is designed to receive radio stations in the ranges of LW, CB and HF. The HF band is divided into 4 subbands. Sensitivity at LW - 2.5 mV / m, CB - 1.5 mV / m, at HF "u200b"u200bwhen received at a telescopic antenna - 400 μV. 40 dB selectivity The output power of the amplifier is 0.7 watts. The range of reproducible frequencies is 200 ... 4000 Hz. Power supply is 9 volts from 6 elements of type 373. The dimensions of the receiver are 290x190x90 mm. Weight 2.8 kg. The receiver is made in a dust and moisture protective version and is intended for geologists, tourists and people who spend a lot of time outdoors.
Documentation:
Information from collection of Valery Khartchenko