BE458146A - - Google Patents

Info

Publication number
BE458146A
BE458146A BE458146DA BE458146A BE 458146 A BE458146 A BE 458146A BE 458146D A BE458146D A BE 458146DA BE 458146 A BE458146 A BE 458146A
Authority
BE
Belgium
Application number
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.)
Publication of BE458146A publication Critical patent/BE458146A/xx

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C3/00—Angle modulation
    • H03C3/10—Angle modulation by means of variable impedance
    • H03C3/24—Angle modulation by means of variable impedance by means of a variable resistive element, e.g. tube
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
    • H03B5/08—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance
    • H03B5/10—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being vacuum tube
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J7/00—Automatic frequency control; Automatic scanning over a band of frequencies
    • H03J7/02—Automatic frequency control
    • H03J7/04—Automatic frequency control where the frequency control is accomplished by varying the electrical characteristics of a non-mechanically adjustable element or where the nature of the frequency controlling element is not significant
BE458146D 1945-02-08 BE458146A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE256375X 1945-02-08

Publications (1)

Publication Number Publication Date
BE458146A true BE458146A (fr)

Family

ID=3866663

Family Applications (1)

Application Number Title Priority Date Filing Date
BE458146D BE458146A (fr) 1945-02-08

Country Status (5)

Country Link
US (1) US2531301A (fr)
BE (1) BE458146A (fr)
CH (1) CH256375A (fr)
FR (1) FR923304A (fr)
GB (1) GB607798A (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2848610A (en) * 1953-05-25 1958-08-19 Vitro Corp Of America Oscillator frequency control apparatus
US2887579A (en) * 1953-11-19 1959-05-19 Gen Precision Lab Inc Pulse repetition frequency generator and driver
US2959745A (en) * 1957-03-06 1960-11-08 Donald D Grieg Control means for transistor oscillators
US3128462A (en) * 1959-07-02 1964-04-07 Aircraft Armaments Inc Test arrangement
US3373374A (en) * 1966-06-01 1968-03-12 Gen Precision Systems Inc Self-tunable vehicle presence detector system
US4015216A (en) * 1974-07-31 1977-03-29 Hitachi, Ltd. Frequency-voltage converter and a stabilized pulse generator using it
US8284385B2 (en) 2009-11-13 2012-10-09 Lincoln Global, Inc. Welding arc apparel with UV activated images
WO2014053907A2 (fr) 2012-10-05 2014-04-10 Lincoln Global, Inc. Habillement à arc de soudage ayant des images activées par ultraviolet (uv) ou thermochromique

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1683012A (en) * 1928-09-04 Thomas
GB166594A (en) * 1919-09-27 1921-07-11 Sydney Brydon Improvements in wireless telegraphy, wireless telephony and the like
DE543690C (de) * 1930-04-04 1932-02-09 Telefunken Gmbh Rueckgekoppelter Roehrengenerator
NL136703B (fr) * 1940-02-20
US2265016A (en) * 1940-02-29 1941-12-02 Sidney Y White Electrical oscillation generator
US2349885A (en) * 1941-10-25 1944-05-30 Rca Corp Oscillation generator

Also Published As

Publication number Publication date
FR923304A (fr) 1947-07-03
GB607798A (en) 1948-09-06
CH256375A (fr) 1948-08-15
US2531301A (en) 1950-11-21

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