Improved class of compact, high-resolution capacitive displacement sensors operates at excitation frequency of 915 MHz and measures about 7.5 by 4 by 2 centimeters. Contains commercially available 915-MHz oscillator and transmission-line resonator. Resonator contains stripline inductor in addition to variable capacitor. Ultrahigh excitation frequency offers advantages of resolution and frequency response. Not deleteriously affected by mechanical overdriving, or contact between electrodes.
Ultra-High-Frequency Capacitive Displacement Sensor
NASA Tech Briefs ; 18 , 9
1994-09-01
Miscellaneous
No indication
English
Ultra-High-Frequency Capacitive Displacement Sensor
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