An Approximate Analysis of a Multi-Slotted Directional Coupler for Monitoring the Output of Gyrotron

Hiroshi NISHIWAKI  Hiroyuki ARAI  Naohisa GOTO  

Publication
IEICE TRANSACTIONS (1976-1990)   Vol.E70   No.4   pp.253-254
Publication Date: 1987/04/25
Online ISSN: 
DOI: 
Print ISSN: 0000-0000
Type of Manuscript: Special Section LETTER (Special Issue: Papers from 1987 National Convention IEICE)
Category: Electro Magnetic Theory and Microwave Circuits
Keyword: 


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Summary: 
This letter presents an approximate analysis for coupling coefficients of a multi-slotted directional coupler to diagnose propagating modes in an output waveguide of a gyrotron. The coupling coefficients are calculated approximately and verified by a rigorous analysis.