Practical wireless telegraphy; a complete text book for students of radio communication (1917)
Bucher, Elmer Eustice, 1885- · New York, Wireless Press, Inc · leaf 292
usual manner, and due to the repeating action of thevalve, they are reproduced in the tertiary circuit, coupled back to the secondary circuitthrough the coupling transformer, L-5 and L-6, and re-enforced, all this taking place whilethe valve is generating oscillations locally. Simultaneously, beats… … Beat Receiver for Damped and UndampedOscillations. Va/\/e Defechr
Telegraph, Wireless
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