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Radiola network lamp "Vostok-57" from I-kv 1957 was produced at the Novosibirsk plant "Electrosignal". Radiol second class "Vostok-57" is assembled on six finger lamps and a 6E5С indicator lamp. It has standard Far East, High Voltage, High Voltage and VHF ranges. The sensitivity of the AM tract 200 mV, VHF tract 20 mV. Selectivity in AM ranges - 30 dB, FM - 26 dB. The range of sound frequencies reproduced by radio is no longer 100 ... 4000 Hz, in the VHF band and when playing records is 100 ... 7000 Hz. Overall dimensions of the radiograms are 570x420x360 mm. Its weight is 23 kg.