FIELD: instrumentation engineering; absolute measurements of magnetic field flux density with aid of single sensor. SUBSTANCE: device has light source 1, optical fiber conductor 2, photodetector 3, resistor 4, capacitor 5, inductance coil 6, device 7 holding working materials 18,19 filling ampoules 16,17 inserted one into other, modulation coil 8, modulation generator 9, diode 10, narrow-band amplifier 11, synchronous detector 12, recording instrument 13, broad-band generator 14, and frequency counter 15. EFFECT: improved design. 2 cl, 2 dwg
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0 |
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Authors
Dates
1997-08-20—Published
1992-12-28—Filed