DocumentCode :
3779688
Title :
A recording microwave refractcmeter
Author :
George Birnbaum
Author_Institution :
National Bureau of Standards, Washington, D. C.
fYear :
1949
Firstpage :
55
Lastpage :
56
Abstract :
In the measurement of the dielectric constant of gases or changes in the dielectric constant of solids and liquids at centimeter wavelengths, the need arises for the accurate determination of small changes in the resonance frequency of a cavity resonator. A sensitive instrument designed to measure and record such changes in frequency has been developed which is adaptable to very low loss materials.
Keywords :
"Cavity resonators","Resonant frequency","Frequency measurement","Dielectric constant","Frequency modulation","Dielectric measurement","Instruments"
Publisher :
ieee
Conference_Titel :
Electrical Insulation, 1949. annualReport 1949. Conference on
Print_ISBN :
978-1-5090-3126-9
Type :
conf
DOI :
10.1109/EIC.1949.7508713
Filename :
7508713
Link To Document :
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