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Radio network lamp "Sirius-M" since 1965 was produced Izhevsk radio plant. The third-class networked desk lamp radiola "Sirius-M" was created on the basis of "Sirius" radioli and is similar in design, parameters, design and appearance to it, only with the addition of a short wave viewing range of 25 ... 75 meters It was not in the basic model, but the corresponding changes in the electrical circuit. Radiola '' Sirius-M '' is intended for reception in the ranges of LW, MW, HF, VHF and reproduction of the recording. It has AGC, tone control on the high frequency and a speaker system consisting of 2 dynamic 1GD-28 loudspeakers. Lamps 6NZP, 6I1P, 6K4P, 6N2P, 6P14P are used in the radiole. IF on AM path 465 KHz, World Cup 6.5 MHz. Sensitivity in the ranges of DV, CB 200 µV, KB 300 µV, VHF 30 µV. Selectivity in the ranges of DV, SV, KV 26 dB. The band of reproducible frequencies in the AM path is 150 ... 3500 Hz, while listening to recording and FM - 150 ... 7000 Hz. Rated output power 0.5 watts, power consumption 65 watts. Weight 14 kg.