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Galena crystal radioreceiver SITI-DOGLIO, type R.C. Year 1923.
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Magnetic detector "MARCONI", year 1903.
This detector was conceived by Marconi in 1902 and used to receive radio
signal on board of the Royal Ship CARLO ALBERTO.
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Radioreceiver RCA type RADIOLA 60. Year 1928.
Medium Wave, superetherodyne circuit, 9 tubes, grid supply.
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Persisting Wave radiotransmitter, 2 tubes. Year 1918.
Was used by Franch Army during the 1st world war.
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Galena crystal radioreceiver WESTERN ELECTRIC ITALIANA. Year 1921.