SU617742A1 - Detachable magnetic modulator - Google Patents
Detachable magnetic modulatorInfo
- Publication number
- SU617742A1 SU617742A1 SU762403647A SU2403647A SU617742A1 SU 617742 A1 SU617742 A1 SU 617742A1 SU 762403647 A SU762403647 A SU 762403647A SU 2403647 A SU2403647 A SU 2403647A SU 617742 A1 SU617742 A1 SU 617742A1
- Authority
- SU
- USSR - Soviet Union
- Prior art keywords
- detachable magnetic
- magnetic modulator
- modulator
- output
- detachable
- Prior art date
Links
Landscapes
- Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
Description
Выход схемы вычитани вл етс выходом модул тора.The output of the subtraction circuit is the modulator output.
Сигнал с выхода смещенных секций 4, 6,The signal from the output of the offset sections 4, 6,
7и 9 поступает «а один вход схемы вычитани 11. Ко второму входу схемы 11 подключена схема коррекции 10, в простейшем случае представл юща собой регулируемый делитель напр жени . Через схему коррекции 10 па вход схемы вычитани 11 подаетс сигнал с центральных секций 5 и 7 and 9 are fed to one input of the subtraction circuit 11. A correction circuit 10 is connected to the second input of the circuit 11, in the simplest case it is an adjustable voltage divider. Through the correction circuit 10 pa input of the subtraction circuit 11, a signal is supplied from the central sections 5 and
8.измерительной обмотки с соответствующим весовым коэффициентом. В схеме 11 происходит вычитание ,на переменном токе и на ее выходе образуетс сигнал t/вых, не завис щий от градиента внешнего магнатного пол помехи. Тем самым погрешность8. measuring winding with an appropriate weighting factor. In scheme 11, a subtraction is performed; a signal t / o is formed on the alternating current and at its output, not dependent on the gradient of the external magnet interference field. Thus, the error
от градиента магнитных полей помех и сводитс к нулю.from the magnetic field gradient interference and is reduced to zero.
Изобретение позвол ет повысить точность измерений в услови х высокого уровн магнитных помех без применени магнитных экранов.The invention makes it possible to increase the accuracy of measurements under conditions of a high level of magnetic interference without the use of magnetic shields.
Claims (2)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SU762403647A SU617742A1 (en) | 1976-09-13 | 1976-09-13 | Detachable magnetic modulator |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SU762403647A SU617742A1 (en) | 1976-09-13 | 1976-09-13 | Detachable magnetic modulator |
Publications (1)
Publication Number | Publication Date |
---|---|
SU617742A1 true SU617742A1 (en) | 1978-07-30 |
Family
ID=20676710
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SU762403647A SU617742A1 (en) | 1976-09-13 | 1976-09-13 | Detachable magnetic modulator |
Country Status (1)
Country | Link |
---|---|
SU (1) | SU617742A1 (en) |
-
1976
- 1976-09-13 SU SU762403647A patent/SU617742A1/en active
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