TY - GEN AU - Deketh, J. TI - Fundamentals of radio-valve technique : an introduction to the physical fundamentals, properties, designs and applications of radio-receiver and power-amplifier .. PY - 1949/// CY - Eindhoven PB - N.V.Philips' Gloeilampenfabrieken KW - RADIO RECEIVERS KW - RADIO VALVE TECHNIQUE ER -