GB1258480A - - Google Patents

Info

Publication number
GB1258480A
GB1258480A GB1258480DA GB1258480A GB 1258480 A GB1258480 A GB 1258480A GB 1258480D A GB1258480D A GB 1258480DA GB 1258480 A GB1258480 A GB 1258480A
Authority
GB
United Kingdom
Prior art keywords
voltage
lamp
transistor
battery
turn
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)
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 filed Critical
Publication of GB1258480A publication Critical patent/GB1258480A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
    • H03K3/02—Generators characterised by the type of circuit or by the means used for producing pulses
    • H03K3/26—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of bipolar transistors with internal or external positive feedback
    • 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
    • H05B39/00—Circuit arrangements or apparatus for operating incandescent light sources
    • H05B39/09—Circuit arrangements or apparatus for operating incandescent light sources in which the lamp is fed by pulses

Landscapes

  • Circuit Arrangement For Electric Light Sources In General (AREA)
  • Dc-Dc Converters (AREA)
  • Electronic Switches (AREA)
GB1258480D 1968-03-30 1969-03-21 Expired GB1258480A (en, 2012)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19681762068 DE1762068A1 (de) 1968-03-30 1968-03-30 Impulsgenerator

Publications (1)

Publication Number Publication Date
GB1258480A true GB1258480A (en, 2012) 1971-12-30

Family

ID=5696851

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1258480D Expired GB1258480A (en, 2012) 1968-03-30 1969-03-21

Country Status (3)

Country Link
US (1) US3634781A (en, 2012)
DE (1) DE1762068A1 (en, 2012)
GB (1) GB1258480A (en, 2012)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1583759A (en) * 1976-10-07 1981-02-04 Mettoy Co Ltd Two-tone audible signal circuit

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3049627A (en) * 1957-06-17 1962-08-14 Martin Marietta Corp Electrical timing circuit
US2901669A (en) * 1958-06-06 1959-08-25 Servel Inc Daytime off solar cell flasher circuit
US3082329A (en) * 1958-06-30 1963-03-19 Meyer Franklin Electronic timing apparatus with precise starting point for selected interval
US3109941A (en) * 1959-10-13 1963-11-05 Cons Electronics Ind Timing circuit
NL281371A (en, 2012) * 1961-07-25
US3289103A (en) * 1965-01-26 1966-11-29 James P Campman Ultra low frequency transistor relaxation sweep generator
US3364365A (en) * 1965-06-29 1968-01-16 Navy Usa Pulse amplitude to time conversion circuit

Also Published As

Publication number Publication date
DE1762068A1 (de) 1970-04-09
US3634781A (en) 1972-01-11

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees