GB1402513A - Magnetic field measuring apparatus - Google Patents
Magnetic field measuring apparatusInfo
- Publication number
- GB1402513A GB1402513A GB1914473A GB1914473A GB1402513A GB 1402513 A GB1402513 A GB 1402513A GB 1914473 A GB1914473 A GB 1914473A GB 1914473 A GB1914473 A GB 1914473A GB 1402513 A GB1402513 A GB 1402513A
- Authority
- GB
- United Kingdom
- Prior art keywords
- coil
- resistance
- output
- field
- amplifier
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 230000005291 magnetic effect Effects 0.000 title abstract 7
- 206010011416 Croup infectious Diseases 0.000 abstract 1
- 230000008878 coupling Effects 0.000 abstract 1
- 238000010168 coupling process Methods 0.000 abstract 1
- 238000005859 coupling reaction Methods 0.000 abstract 1
- 238000001514 detection method Methods 0.000 abstract 1
- 230000008030 elimination Effects 0.000 abstract 1
- 238000003379 elimination reaction Methods 0.000 abstract 1
- 230000005294 ferromagnetic effect Effects 0.000 abstract 1
- 230000001939 inductive effect Effects 0.000 abstract 1
- 238000005259 measurement Methods 0.000 abstract 1
- 230000001172 regenerating effect Effects 0.000 abstract 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R33/00—Arrangements or instruments for measuring magnetic variables
- G01R33/02—Measuring direction or magnitude of magnetic fields or magnetic flux
- G01R33/028—Electrodynamic magnetometers
Landscapes
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Measuring Magnetic Variables (AREA)
- Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2219780A DE2219780C3 (de) | 1972-04-22 | 1972-04-22 | Schaltanordnung zum Messen auch sehr schwacher magnetischer Wechselfelder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1402513A true GB1402513A (en) | 1975-08-13 |
Family
ID=5842924
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB1914473A Expired GB1402513A (en) | 1972-04-22 | 1973-04-19 | Magnetic field measuring apparatus |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3872382A (enExample) |
| CA (1) | CA982231A (enExample) |
| DE (1) | DE2219780C3 (enExample) |
| FR (1) | FR2181898B1 (enExample) |
| GB (1) | GB1402513A (enExample) |
| NL (1) | NL7304966A (enExample) |
| SE (1) | SE380904B (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2194286C1 (ru) * | 2001-06-20 | 2002-12-10 | Южно-Российский государственный технический университет (Новочеркасский политехнический институт) | Устройство для измерения напряженности магнитного поля |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4672316A (en) * | 1983-08-19 | 1987-06-09 | Werkzeugmaschinenfabrik Oerlikon-Buhrle Ag | Method for calibrating a muzzle velocity measuring device |
| EP0326638A1 (en) * | 1988-02-05 | 1989-08-09 | Elizabeth A. Rauscher | Non-superconducting apparatus for detecting magnetic and electromagnetic fields |
| DE3719275C2 (de) * | 1987-06-10 | 1993-12-16 | Deutsche Aerospace | Anordnung zur störungsfreien und rückwirkungsarmen Messung einer elektrischen Größe |
| US5469058A (en) * | 1992-12-30 | 1995-11-21 | Dunnam; Curt | Feedback enhanced sensor, alternating magnetic field detector |
| US5952734A (en) * | 1995-02-15 | 1999-09-14 | Fonar Corporation | Apparatus and method for magnetic systems |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3489955A (en) * | 1967-09-13 | 1970-01-13 | Honeywell Inc | Amplifier apparatus |
-
1972
- 1972-04-22 DE DE2219780A patent/DE2219780C3/de not_active Expired
-
1973
- 1973-04-09 US US350614A patent/US3872382A/en not_active Expired - Lifetime
- 1973-04-10 NL NL7304966A patent/NL7304966A/xx not_active Application Discontinuation
- 1973-04-11 SE SE7305106A patent/SE380904B/xx unknown
- 1973-04-18 CA CA169,104A patent/CA982231A/en not_active Expired
- 1973-04-18 FR FR7314116A patent/FR2181898B1/fr not_active Expired
- 1973-04-19 GB GB1914473A patent/GB1402513A/en not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2194286C1 (ru) * | 2001-06-20 | 2002-12-10 | Южно-Российский государственный технический университет (Новочеркасский политехнический институт) | Устройство для измерения напряженности магнитного поля |
Also Published As
| Publication number | Publication date |
|---|---|
| NL7304966A (enExample) | 1973-10-24 |
| DE2219780A1 (de) | 1973-10-31 |
| DE2219780B2 (de) | 1975-03-27 |
| US3872382A (en) | 1975-03-18 |
| DE2219780C3 (de) | 1975-11-06 |
| FR2181898A1 (enExample) | 1973-12-07 |
| SE380904B (sv) | 1975-11-17 |
| FR2181898B1 (enExample) | 1976-05-28 |
| CA982231A (en) | 1976-01-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| AU2012101855A4 (en) | Coil arrangement | |
| US5444367A (en) | Method and apparatus for detecting particles in a fluid having coils isolated from external vibrations | |
| GB1533812A (en) | Temperature measuring apparatus | |
| US4004234A (en) | Article presence sensor | |
| US2471105A (en) | Alternating current compensator circuit for measuring | |
| US3775679A (en) | Apparatus and method for direct readout of capacitively gauged dimensions | |
| US2939073A (en) | Conductivity measuring instrument | |
| US4277750A (en) | Induction probe for the measurement of magnetic susceptibility | |
| US3612993A (en) | Impedance measuring apparatus | |
| US3636437A (en) | Methods for magnetically measuring stress using the linear relationship of the third harmonic to stress | |
| GB1402513A (en) | Magnetic field measuring apparatus | |
| CN107543483B (zh) | 一种全金属电涡流位置传感器及温漂解决方法 | |
| US3694741A (en) | Coupled inductance impedance measuring circuit with increased sensitivity and frequency independence | |
| US3135199A (en) | Magnetometer | |
| US2102450A (en) | Magnetic analysis | |
| US3775678A (en) | Impedance comparing circuit with ground referenced readout and stray capacitance insensitivity | |
| US3434048A (en) | Eddy current apparatus for testing the hardness of a ferromagnetic material | |
| US2642479A (en) | Device for detecting or measuring magnetic fields | |
| US5038110A (en) | Circuit arrangement for signal recovery in a capacitive difference sensor | |
| US2560132A (en) | Unbalanced magnetometer | |
| US3707675A (en) | Measuring system for comparing the relative magnitudes of first and second d.c. signals | |
| US2696602A (en) | Compensated magnetometer | |
| US2942180A (en) | Magnetic field measuring system | |
| GB1504180A (en) | Electromagnetic induction type detectors | |
| US3679975A (en) | Resistive modulator |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed [section 19, patents act 1949] | ||
| PCNP | Patent ceased through non-payment of renewal fee |