DESIGN AND DEVELOPMENT OF THREE-WATT KU-BAND TRAVELING-WAVE TUBE.
Interim development rept. 3, 1 Jan-31 Mar 63.
MICROWAVE ELECTRONICS PALO ALTO CA
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The helix was lengthened, and the attenuator was modified in order to enhance electronic effi ciency. Further, a system of ion pump beam-on outgassing was made a part of the processing. The waveguide-helix impedance transition was improved. One tube which met all electrical specifications was shipped to the customer. Author