The A B C of vacuum tubes in radio reception; an elementary and practical book on the theory and operation of vacuum tubes as detectors and amplifiers. Explains non-mathematically the fundamental principles upon which all vacuum tube circuits are based. Includes practical circuits and practical questions and answers. It is written especially for the beginner. All electrical and radio terms are fully explained (1922)
Lewis, Elmer Hugh, 1889- · New York, Norman W. Henley Pub. Co. · leaf 25
ition stretches in the opposite direction and again exertsa back pressure equal at every instant to the pump pressure.There is thus a surge of water back and forth through thepipe, causing the partition to stretch in first one directionthen the other, within the limit of its elasticity. And, then,… … PistonRod- B Pump Fig. 8—Water analogy of alternating current in a circuit containing a condenser. ticity, otherwise it might be ruptured in the same manner thatthe partition in the pipe would be, if the pump pressure becametoo great. It is thus readily seen that while an alternatingcurrent does…
Vacuum-tubes · Radio
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