FR931981A - Générateur d'ondes électriques - Google Patents

Générateur d'ondes électriques

Info

Publication number
FR931981A
FR931981A FR931981DA FR931981A FR 931981 A FR931981 A FR 931981A FR 931981D A FR931981D A FR 931981DA FR 931981 A FR931981 A FR 931981A
Authority
FR
France
Prior art keywords
wave generator
electric wave
electric
generator
wave
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
English (en)
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.)
EMI Ltd
Electrical and Musical Industries Ltd
Original Assignee
EMI Ltd
Electrical and Musical Industries 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 EMI Ltd, Electrical and Musical Industries Ltd filed Critical EMI Ltd
Application granted granted Critical
Publication of FR931981A publication Critical patent/FR931981A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K4/00—Generating pulses having essentially a finite slope or stepped portions
    • H03K4/06—Generating pulses having essentially a finite slope or stepped portions having triangular shape
    • H03K4/08—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape
    • H03K4/10—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape using as active elements vacuum tubes only
    • H03K4/26—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape using as active elements vacuum tubes only in which a sawtooth current is produced through an inductor
    • H03K4/39—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape using as active elements vacuum tubes only in which a sawtooth current is produced through an inductor using a tube operating as an amplifier
    • H03K4/43—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape using as active elements vacuum tubes only in which a sawtooth current is produced through an inductor using a tube operating as an amplifier combined with means for generating the driving pulses
FR931981D 1938-12-16 1946-08-07 Générateur d'ondes électriques Expired FR931981A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3663338A GB522637A (en) 1938-12-16 1938-12-16 Improvements in or relating to generators of electric wave-forms

Publications (1)

Publication Number Publication Date
FR931981A true FR931981A (fr) 1948-03-09

Family

ID=10389871

Family Applications (1)

Application Number Title Priority Date Filing Date
FR931981D Expired FR931981A (fr) 1938-12-16 1946-08-07 Générateur d'ondes électriques

Country Status (3)

Country Link
DE (1) DE969358C (fr)
FR (1) FR931981A (fr)
GB (1) GB522637A (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE494173A (fr) * 1949-02-28
DE1013015B (de) * 1953-03-25 1957-08-01 Telefunken Gmbh Schaltung zur Erzeugung eines saegezahnfoermigen Stromes
DE1086743B (de) * 1957-10-31 1960-08-11 Rank Cintel Ltd Schaltungsanordnung zur Erzeugung von linearen Saegezahnstroemen mit Hilfe zweier kaskadenartig hintereinandergeschalteter Elektronen-entladungsstrecken

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB479113A (en) * 1936-04-29 1938-01-31 Alan Dower Blumlein Improvements in or relating to thermionic valve circuits particularly for use in television
GB485120A (en) * 1936-11-16 1938-05-16 Standard Telephones Cables Ltd Improvements in or relating to relaxation oscillation generators
DE916561C (de) * 1937-03-10 1954-08-12 Fernseh Gmbh Kippschaltung mit Mehrgitterroehre

Also Published As

Publication number Publication date
DE969358C (de) 1958-05-22
GB522637A (en) 1940-06-24

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