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Since 1949, the subscriber loudspeaker "Leningrad" has been producing the Leningrad Plant of Radio Products No. 3. "Leningrad" is a standard subscriber loudspeaker.
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Of the features of the AG - this is initially a colorful fabric on a loudspeaker, instead of a radio fabric as in the main photo, which I did in Photoshop, replacing, as it seemed to me, someone inserted a colored fabric on a radio fabric, it turned out I was wrong.
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The subscriber loudspeaker is designed for 30 or 15 V radio broadcasting network.
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The range of reproducible frequencies is 200 ... 6000 Hz.
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Volume control is carried out by switching the taps of the input transformer.
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