JPS5328487A - Sine-wa ve modulated source for discharge tube - Google Patents

Sine-wa ve modulated source for discharge tube

Info

Publication number
JPS5328487A
JPS5328487A JP10264376A JP10264376A JPS5328487A JP S5328487 A JPS5328487 A JP S5328487A JP 10264376 A JP10264376 A JP 10264376A JP 10264376 A JP10264376 A JP 10264376A JP S5328487 A JPS5328487 A JP S5328487A
Authority
JP
Japan
Prior art keywords
sine
discharge tube
modulated source
output
current
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
JP10264376A
Other languages
Japanese (ja)
Other versions
JPS5648058B2 (en
Inventor
Kenichiro Takahashi
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP10264376A priority Critical patent/JPS5328487A/en
Priority to AU22623/77A priority patent/AU2262377A/en
Priority to DE19772708052 priority patent/DE2708052A1/en
Priority to FR7705821A priority patent/FR2342493A1/en
Publication of JPS5328487A publication Critical patent/JPS5328487A/en
Publication of JPS5648058B2 publication Critical patent/JPS5648058B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/255—Details, e.g. use of specially adapted sources, lighting or optical systems

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Discharge-Lamp Control Circuits And Pulse- Feed Circuits (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Circuit Arrangements For Discharge Lamps (AREA)

Abstract

PURPOSE:To modulate light of light source to fast sine wave, by arranging current modulator for receiving sum of AC output, DC output and constant current and generating modulated current.
JP10264376A 1976-02-27 1976-08-30 Sine-wa ve modulated source for discharge tube Granted JPS5328487A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP10264376A JPS5328487A (en) 1976-08-30 1976-08-30 Sine-wa ve modulated source for discharge tube
AU22623/77A AU2262377A (en) 1976-02-27 1977-02-24 Apparatus for analytically measuring element in sample
DE19772708052 DE2708052A1 (en) 1976-02-27 1977-02-24 ANALYZING DEVICE
FR7705821A FR2342493A1 (en) 1976-02-27 1977-02-28 Analyser for detection of elements in sample - has lamp which emits analysed spectrum and is supplied with modulated pulsating current maintaining stable glow discharge

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10264376A JPS5328487A (en) 1976-08-30 1976-08-30 Sine-wa ve modulated source for discharge tube

Publications (2)

Publication Number Publication Date
JPS5328487A true JPS5328487A (en) 1978-03-16
JPS5648058B2 JPS5648058B2 (en) 1981-11-13

Family

ID=14332908

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10264376A Granted JPS5328487A (en) 1976-02-27 1976-08-30 Sine-wa ve modulated source for discharge tube

Country Status (1)

Country Link
JP (1) JPS5328487A (en)

Also Published As

Publication number Publication date
JPS5648058B2 (en) 1981-11-13

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