FR1118463A - Device equipped with a penthode characteristic discharge tube - Google Patents

Device equipped with a penthode characteristic discharge tube

Info

Publication number
FR1118463A
FR1118463A FR1118463DA FR1118463A FR 1118463 A FR1118463 A FR 1118463A FR 1118463D A FR1118463D A FR 1118463DA FR 1118463 A FR1118463 A FR 1118463A
Authority
FR
France
Prior art keywords
penthode
discharge tube
device equipped
characteristic discharge
characteristic
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
Other languages
French (fr)
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR1118463A publication Critical patent/FR1118463A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J21/00—Vacuum tubes
    • H01J21/02—Tubes with a single discharge path
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/14—Picture signal circuitry for video frequency region
    • H04N5/16—Circuitry for reinsertion of dc and slowly varying components of signal; Circuitry for preservation of black or white level
    • H04N5/165—Circuitry for reinsertion of dc and slowly varying components of signal; Circuitry for preservation of black or white level to maintain the black level constant

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Amplifiers (AREA)
FR1118463D 1953-12-10 1954-12-10 Device equipped with a penthode characteristic discharge tube Expired FR1118463A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL2874282X 1953-12-10

Publications (1)

Publication Number Publication Date
FR1118463A true FR1118463A (en) 1956-06-06

Family

ID=19876124

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1118463D Expired FR1118463A (en) 1953-12-10 1954-12-10 Device equipped with a penthode characteristic discharge tube

Country Status (3)

Country Link
US (1) US2874282A (en)
FR (1) FR1118463A (en)
NL (2) NL183506B (en)

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2244672A (en) * 1937-02-20 1941-06-10 Rca Corp Oscillatory discharge tube
US2143916A (en) * 1937-05-13 1939-01-17 Philips Nv Electron discharge device
NL56349C (en) * 1937-05-26
US2551057A (en) * 1944-06-20 1951-05-01 Bbc Brown Boveri & Cie Electron tube
US2454377A (en) * 1946-04-30 1948-11-23 Rca Corp Grid support structure
US2491932A (en) * 1946-10-08 1949-12-20 Sylvania Electric Prod Integral shield for reducing capacities
US2601491A (en) * 1948-01-30 1952-06-24 Automatic Telephone & Elect Measuring arrangements
US2656414A (en) * 1949-05-21 1953-10-20 Zenith Radio Corp Video-from-sync and sync-from-sync separator

Also Published As

Publication number Publication date
NL183506B (en)
US2874282A (en) 1959-02-17
NL85200C (en)

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