Bubble vial with external aluminum-foil electrodes is sensing element for simple indicating tiltmeter. To measure bubble displacement, bridge circuit detects difference in capacitance between two sensing electrodes and reference electrode. Tiltmeter was developed for experiment on forecasting seismic events by changes in Earth's magnetic field.
A Simple Tiltmeter
NASA Tech Briefs ; 6 , 3
1982-12-01
Miscellaneous
No indication
English
Tiltmeter-based weighing device
NTIS | 1992
|Testing Bridges by Using Tiltmeter Measurements
Online Contents | 2000
|Tiltmeter Indicates Sense of Slope
NTRS | 1985
|Testing Bridges by Using Tiltmeter Measurements
Online Contents | 2000
|Testing Bridges by Using Tiltmeter Measurements
Transportation Research Record | 2000
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