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Publication of NL37794CpublicationCriticalpatent/NL37794C/xx
H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
H03B9/00—Generation of oscillations using transit-time effects
H03B9/01—Generation of oscillations using transit-time effects using discharge tubes
H03B9/02—Generation of oscillations using transit-time effects using discharge tubes using a retarding-field tube
H—ELECTRICITY
H01—ELECTRIC ELEMENTS
H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
H01J25/00—Transit-time tubes, e.g. klystrons, travelling-wave tubes, magnetrons
H01J25/68—Tubes specially designed to act as oscillator with positive grid and retarding field, e.g. for Barkhausen-Kurz oscillators
H—ELECTRICITY
H03—ELECTRONIC CIRCUITRY
H03C—MODULATION
H03C5/00—Amplitude modulation and angle modulation produced simultaneously or at will by the same modulating signal
H—ELECTRICITY
H03—ELECTRONIC CIRCUITRY
H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
H03D1/00—Demodulation of amplitude-modulated oscillations
H03D1/26—Demodulation of amplitude-modulated oscillations by means of transit-time tubes