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Publication of NL59289CpublicationCriticalpatent/NL59289C/xx
G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
G01R13/00—Arrangements for displaying electric variables or waveforms
G01R13/20—Cathode-ray oscilloscopes
H—ELECTRICITY
H01—ELECTRIC ELEMENTS
H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
H01J29/46—Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement
H01J29/70—Arrangements for deflecting ray or beam
H01J29/78—Arrangements for deflecting ray or beam along a circle, spiral or rotating radial line, e.g. for radar display
H—ELECTRICITY
H01—ELECTRIC ELEMENTS
H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
H01P1/00—Auxiliary devices
H01P1/18—Phase-shifters
H—ELECTRICITY
H01—ELECTRIC ELEMENTS
H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
H01P7/00—Resonators of the waveguide type
H01P7/06—Cavity resonators
H—ELECTRICITY
H03—ELECTRONIC CIRCUITRY
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