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'MICROLODE' LOUDSPEAKER UNIT, 1933

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'MICROLODE' LOUDSPEAKER UNIT, 1933

Speaker with multiple tapped Transformer for 11 X different impedance settings, which are set by the switch. Seven for single valve output stages, and four ranges for push-pull class 'B' output stages. Shown at The Radio Show Olympia in August 1933.

Donated by John Lay

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A0916



2007 The Museum of Technology, The Great War and WWII
Company registered in England No. 7452160, Registered Charity No. 1140352, Accredited Museum No. 2221