GB1154274A - Constant Intensity Monochromatic Light Source - Google Patents

Constant Intensity Monochromatic Light Source

Info

Publication number
GB1154274A
GB1154274A GB06894/67A GB1689467A GB1154274A GB 1154274 A GB1154274 A GB 1154274A GB 06894/67 A GB06894/67 A GB 06894/67A GB 1689467 A GB1689467 A GB 1689467A GB 1154274 A GB1154274 A GB 1154274A
Authority
GB
United Kingdom
Prior art keywords
light source
monochromatic light
constant intensity
intensity monochromatic
april
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
Application number
GB06894/67A
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.)
Thales SA
Original Assignee
CSF Compagnie Generale de Telegraphie sans Fil SA
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 CSF Compagnie Generale de Telegraphie sans Fil SA filed Critical CSF Compagnie Generale de Telegraphie sans Fil SA
Publication of GB1154274A publication Critical patent/GB1154274A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B41/00—Circuit arrangements or apparatus for igniting or operating discharge lamps
    • H05B41/14—Circuit arrangements
    • H05B41/24—Circuit arrangements in which the lamp is fed by high frequency ac, or with separate oscillator frequency
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J65/00—Lamps without any electrode inside the vessel; Lamps with at least one main electrode outside the vessel
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J65/00—Lamps without any electrode inside the vessel; Lamps with at least one main electrode outside the vessel
    • H01J65/04—Lamps in which a gas filling is excited to luminesce by an external electromagnetic field or by external corpuscular radiation, e.g. for indicating plasma display panels
    • H01J65/042—Lamps in which a gas filling is excited to luminesce by an external electromagnetic field or by external corpuscular radiation, e.g. for indicating plasma display panels by an external electromagnetic field
    • H01J65/048—Lamps in which a gas filling is excited to luminesce by an external electromagnetic field or by external corpuscular radiation, e.g. for indicating plasma display panels by an external electromagnetic field the field being produced by using an excitation coil

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Electromagnetism (AREA)
  • Circuit Arrangements For Discharge Lamps (AREA)
  • Networks Using Active Elements (AREA)

Abstract

1,154,274. Transistor oscillator circuits. CSF-COMPAGNIE GENERALE DE TELEGRAPHIE SANS FIL. 12 April, 1967 [14 April, 1966], No. 16894/67. Heading H3T. [Also in Division H1] An oscillator comprises a generator 26 including a transistor 11 connected to an oscillating circuit of a monochromatic light source 1 with a feedback loop comprising a capacitor 10 and a reactance 9 which permits regulation of the phase shift.
GB06894/67A 1966-04-14 1967-04-12 Constant Intensity Monochromatic Light Source Expired GB1154274A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR57622A FR1485625A (en) 1966-04-14 1966-04-14 New monochromatic light source of constant intensity

Publications (1)

Publication Number Publication Date
GB1154274A true GB1154274A (en) 1969-06-04

Family

ID=8606258

Family Applications (1)

Application Number Title Priority Date Filing Date
GB06894/67A Expired GB1154274A (en) 1966-04-14 1967-04-12 Constant Intensity Monochromatic Light Source

Country Status (4)

Country Link
US (1) US3497767A (en)
FR (1) FR1485625A (en)
GB (1) GB1154274A (en)
NL (1) NL6705128A (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4053814A (en) * 1976-07-14 1977-10-11 Gte Laboratories Incorporated Continuous automatic starting assist uv circuit for microwave powered electrodeless lamps
DE3617110A1 (en) * 1986-05-21 1987-11-26 Leybold Heraeus Gmbh & Co Kg Lamp for producing resonant gas radiation
DE4120730C2 (en) * 1991-06-24 1995-11-23 Heraeus Noblelight Gmbh Electrodeless low-pressure discharge lamp
US5300860A (en) * 1992-10-16 1994-04-05 Gte Products Corporation Capacitively coupled RF fluorescent lamp with RF magnetic enhancement
GB0413925D0 (en) * 2004-06-22 2004-07-21 Considine William H Improvements to spectrophotometer light sources

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB400275A (en) * 1932-04-23 1933-10-23 Marconi Wireless Telegraph Co Improvements in or relating to photophones
SE322839B (en) * 1961-05-29 1970-04-20 Philips Nv
FR1337423A (en) * 1962-07-31 1963-09-13 Csf Improvements to monochromatic light sources of constant intensity
US3302095A (en) * 1963-08-16 1967-01-31 Laurence W Bell Direct current to alternating current converter
US3311775A (en) * 1963-08-27 1967-03-28 Gtc Kk Gaseous discharge lamp with stabilizing arrangement
US3287601A (en) * 1963-12-18 1966-11-22 Sylvania Electric Prod Two-lamp mercury ballast
US3368107A (en) * 1965-05-17 1968-02-06 Microdot Inc Oscillator circuit
US3389298A (en) * 1965-07-16 1968-06-18 Microdot Inc Single-transistor flasher circuit

Also Published As

Publication number Publication date
US3497767A (en) 1970-02-24
NL6705128A (en) 1967-10-16
FR1485625A (en) 1967-06-23

Similar Documents

Publication Publication Date Title
GB1083421A (en) Improvements in "power control circuits"
GB1154274A (en) Constant Intensity Monochromatic Light Source
GB1169472A (en) Oscillator Circuit.
GB1084945A (en) Improvements in temperature compensation of crystal oscillators
GB1270564A (en) Controllable electric oscillator
SE333585B (en)
GB1047710A (en) Improvements in variable-frequency oscillators
ES367458A1 (en) Color subcarrier oscillators
GB1192680A (en) Frequency Generator
SU146348A1 (en) Swing Frequency Generator
GB1223077A (en) Frequency modulator
JPS51142252A (en) Exciter circuit
GB1141755A (en) Frequency controlled quartz oscillator
GB1106450A (en) A voltage controlled oscillator
GB1251417A (en)
GB1161146A (en) A Frequency Modulator.
GB1191433A (en) Improvements in or relating to Frequency Synthesisers.
GB1078833A (en) Improvements in parametric frequency-multiplier circuits
GB1180484A (en) High Frequency Source
JPS5313861A (en) Oscillating circuit
GB1093732A (en) Improvements in or relating to voltage-controlled oscillators
GB1088809A (en) A.c. line stabiliser
AU283149B2 (en) Circuit for frequency modulation ofan oscillator circuit wth an oscillating crystal
GB1080870A (en) Tunable microwave oscillator
GB1339603A (en) Phase locked loops