DocumentCode
3218696
Title
Improved technique to measure phase and noise of pulsed TWTs
Author
Mitsdarffer, K.B. ; Hoover, L.R. ; Thelen, D.
Author_Institution
Crane Div., Naval Surface Warfare Center, USA
fYear
2004
fDate
27-29 April 2004
Firstpage
180
Lastpage
181
Abstract
A dual channel downconverter (DCD) technique was developed for measuring pulsed TWT phase and noise that reduces test time, offers ease of installation in TWT test sets, and is low-cost, supportable, stable, and accurate. Phase similarity measurements have shown excellent correlation with phase bridge measurements. The stability of DCD phase measurements have been demonstrated. A low intrapulse noise floor was able to be measured on this DCD measurement system.
Keywords
electric noise measurement; frequency convertors; phase measurement; travelling wave tubes; TWT noise measurement; TWT phase measurement; dual channel downconverter technique; intrapulse noise floor; measurement stability; phase bridge measurements; phase similarity measurements; pulsed TWT; Analog computers; Bridges; Demodulation; Floors; Noise measurement; Phase estimation; Phase measurement; Phase noise; Pulse measurements; Testing;
fLanguage
English
Publisher
ieee
Conference_Titel
Vacuum Electronics Conference, 2004. IVEC 2004. Fifth IEEE International
Print_ISBN
0-7803-8261-7
Type
conf
DOI
10.1109/IVELEC.2004.1316261
Filename
1316261
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