GB667619A - Improvements in or relating to electric circuits - Google Patents

Improvements in or relating to electric circuits

Info

Publication number
GB667619A
GB667619A GB4810/50A GB481050A GB667619A GB 667619 A GB667619 A GB 667619A GB 4810/50 A GB4810/50 A GB 4810/50A GB 481050 A GB481050 A GB 481050A GB 667619 A GB667619 A GB 667619A
Authority
GB
United Kingdom
Prior art keywords
valve
secondary winding
saw
feb
resistor
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
GB4810/50A
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.)
Philips Electrical Industries Ltd
Original Assignee
Philips Electrical 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 Philips Electrical Industries Ltd filed Critical Philips Electrical Industries Ltd
Publication of GB667619A publication Critical patent/GB667619A/en
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
    • H03K4/28—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 a switching device
    • H03K4/32—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 a switching device combined with means for generating the driving pulses
    • 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
    • H03K4/28—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 a switching device
    • H03K4/32—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 a switching device combined with means for generating the driving pulses
    • H03K4/34—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 a switching device combined with means for generating the driving pulses using a single tube with positive feedback through a transformer

Landscapes

  • Details Of Television Scanning (AREA)
  • Generation Of Surge Voltage And Current (AREA)
GB4810/50A 1949-02-28 1950-02-24 Improvements in or relating to electric circuits Expired GB667619A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL283220X 1949-02-28

Publications (1)

Publication Number Publication Date
GB667619A true GB667619A (en) 1952-03-05

Family

ID=19782380

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4810/50A Expired GB667619A (en) 1949-02-28 1950-02-24 Improvements in or relating to electric circuits

Country Status (5)

Country Link
BE (1) BE494173A (enrdf_load_stackoverflow)
CH (1) CH283220A (enrdf_load_stackoverflow)
DE (1) DE966315C (enrdf_load_stackoverflow)
FR (1) FR1013264A (enrdf_load_stackoverflow)
GB (1) GB667619A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2962663A (en) * 1958-10-20 1960-11-29 Thompson Ramo Wooldridge Inc Frequency divider circuit

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE21400E (en) * 1932-04-04 1940-03-19 blumlein
GB482370A (en) * 1936-08-27 1938-03-28 Eric Lawrence Casling White Improvements in or relating to oscillatory electric circuits
DE737998C (de) * 1938-11-26 1943-07-30 Fernseh Gmbh Kippschaltung zur Erzeugung einer saegezahnfoermigen Ablenkspannung oder eines Ablenkstromes zur Elektronenstrahlablenkung in Elektronenstrahlroehren unter Verwendung eines Rueckkopplungstransformators und einer Schirmgitterroehre
GB522637A (en) * 1938-12-16 1940-06-24 Eric William Bull Improvements in or relating to generators of electric wave-forms
FR871726A (fr) * 1939-03-02 1942-05-07 Telefunken Gmbh Perfectionnements aux générateurs de courants en dents de scie
US2308908A (en) * 1939-09-07 1943-01-19 Bahring Herbert Saw-tooth oscillator
FR901784A (fr) * 1943-02-09 1945-08-06 Fernseh Gmbh Montage de relaxation à transformateur

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2962663A (en) * 1958-10-20 1960-11-29 Thompson Ramo Wooldridge Inc Frequency divider circuit

Also Published As

Publication number Publication date
CH283220A (de) 1952-05-31
DE966315C (de) 1957-07-25
FR1013264A (fr) 1952-07-25
BE494173A (enrdf_load_stackoverflow)

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