TM-9 1938
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Since 1938, the broadcast radio TM-9 has produced the Alexander Radio Factory. Transmitting all-wave nine-lamp radio "TM-9" with power from the AC network is designed for operation at dedicated receiving points and broadcasting nodes. The ranges of received frequencies: DV - 150 ... 400 kHz, CB - 540 ... 1450 kHz, HF - 3.5 ... 18 MHz. HF range is divided into two subranges. The sensitivity of the receiver is 60 µV. Details in the model manual.
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Information from collection of Valery Khartchenko