Fundamentals of radio-valve technique : an introduction to the physical fundamentals, properties, designs and applications of radio-receiver and power-amplifier valves covering the technical development reached up to December, 1947 - Deketh, Jan. (Eindhoven : N.V. Philips' Gloeilampenfabrieken, Technical and Scientific Literature Dept., 1949)
Includes bibliographical references and index.
Keywords: Vacuum-tubes.