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The portable radio receiver "Kowa KT-21" was produced presumably since 1958 by the Japanese company "Kowa Company Ltd".
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Tokyo.
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Japan.
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The radio is assembled according to a reflex direct amplification circuit, where the first transistor amplifies both high and low frequencies.
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AM range - 535 ... 1600 kHz.
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Sensitivity from a magnetic antenna ~ 15 mV / m.
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Selectivity 10 dB.
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Maximum output power 50 mW.
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The range of reproducible sound frequencies is 250 ... 5000 Hz.
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Power supply - 9 volt battery.
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Dimensions of the radio receiver 102x610x25 mm.
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Weight 210 grams.
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