FR2329986A1 - Circuit d'alimentation pour bobines d'excitation d'un modulateur magnetique de photometre - Google Patents

Circuit d'alimentation pour bobines d'excitation d'un modulateur magnetique de photometre

Info

Publication number
FR2329986A1
FR2329986A1 FR7317812A FR7317812A FR2329986A1 FR 2329986 A1 FR2329986 A1 FR 2329986A1 FR 7317812 A FR7317812 A FR 7317812A FR 7317812 A FR7317812 A FR 7317812A FR 2329986 A1 FR2329986 A1 FR 2329986A1
Authority
FR
France
Prior art keywords
photometer
modulator
magnetic
supply circuit
excitation coils
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.)
Granted
Application number
FR7317812A
Other languages
English (en)
French (fr)
Other versions
FR2329986B1 (enExample
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ustav Pro Vyzkum Rud
Original Assignee
Ustav Pro Vyzkum Rud
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Ustav Pro Vyzkum Rud filed Critical Ustav Pro Vyzkum Rud
Publication of FR2329986A1 publication Critical patent/FR2329986A1/fr
Application granted granted Critical
Publication of FR2329986B1 publication Critical patent/FR2329986B1/fr
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F7/00—Magnets
    • H01F7/06—Electromagnets; Actuators including electromagnets
    • H01F7/064—Circuit arrangements for actuating electromagnets
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J1/00—Photometry, e.g. photographic exposure meter
    • G01J1/10—Photometry, e.g. photographic exposure meter by comparison with reference light or electric value provisionally void
    • G01J1/20—Photometry, e.g. photographic exposure meter by comparison with reference light or electric value provisionally void intensity of the measured or reference value being varied to equalise their effects at the detectors, e.g. by varying incidence angle
    • G01J1/34—Photometry, e.g. photographic exposure meter by comparison with reference light or electric value provisionally void intensity of the measured or reference value being varied to equalise their effects at the detectors, e.g. by varying incidence angle using separate light paths used alternately or sequentially, e.g. flicker
    • G01J1/36—Photometry, e.g. photographic exposure meter by comparison with reference light or electric value provisionally void intensity of the measured or reference value being varied to equalise their effects at the detectors, e.g. by varying incidence angle using separate light paths used alternately or sequentially, e.g. flicker using electric radiation detectors

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Spectrometry And Color Measurement (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
FR7317812A 1972-05-16 1973-05-16 Circuit d'alimentation pour bobines d'excitation d'un modulateur magnetique de photometre Granted FR2329986A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CS330172A CS154834B1 (enExample) 1972-05-16 1972-05-16

Publications (2)

Publication Number Publication Date
FR2329986A1 true FR2329986A1 (fr) 1977-05-27
FR2329986B1 FR2329986B1 (enExample) 1978-03-31

Family

ID=5372646

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7317812A Granted FR2329986A1 (fr) 1972-05-16 1973-05-16 Circuit d'alimentation pour bobines d'excitation d'un modulateur magnetique de photometre

Country Status (7)

Country Link
JP (1) JPS4950975A (enExample)
CS (1) CS154834B1 (enExample)
DE (1) DE2322955A1 (enExample)
FR (1) FR2329986A1 (enExample)
GB (1) GB1401561A (enExample)
IT (1) IT989016B (enExample)
SE (1) SE390761B (enExample)

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
L'ARTICLE ANONYME "MONTAGES A DIODES ZENER" PARU DANS LA *REVUE INTERMETALL, SEPTEMBRE 1964, NUMERO 13.) *

Also Published As

Publication number Publication date
IT989016B (it) 1975-05-20
DE2322955A1 (de) 1973-11-22
SE390761B (sv) 1977-01-17
FR2329986B1 (enExample) 1978-03-31
CS154834B1 (enExample) 1974-04-30
JPS4950975A (enExample) 1974-05-17
GB1401561A (en) 1975-07-16

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Legal Events

Date Code Title Description
ST Notification of lapse