DK117433B - Signalgenerator til frembringelse af frekvensmodulerede svingninger. - Google Patents

Signalgenerator til frembringelse af frekvensmodulerede svingninger.

Info

Publication number
DK117433B
DK117433B DK335868AA DK335868A DK117433B DK 117433 B DK117433 B DK 117433B DK 335868A A DK335868A A DK 335868AA DK 335868 A DK335868 A DK 335868A DK 117433 B DK117433 B DK 117433B
Authority
DK
Denmark
Prior art keywords
signal generator
frequency modulated
generating frequency
modulated oscillations
oscillations
Prior art date
Application number
DK335868AA
Other languages
English (en)
Inventor
J Parkyn
Original Assignee
Marconi Instruments 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 Marconi Instruments Ltd filed Critical Marconi Instruments Ltd
Publication of DK117433B publication Critical patent/DK117433B/da

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C3/00—Angle modulation
    • H03C3/10—Angle modulation by means of variable impedance
    • H03C3/12—Angle modulation by means of variable impedance by means of a variable reactive element
    • H03C3/22—Angle modulation by means of variable impedance by means of a variable reactive element the element being a semiconductor diode, e.g. varicap diode
DK335868AA 1967-07-10 1968-07-09 Signalgenerator til frembringelse af frekvensmodulerede svingninger. DK117433B (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB31684/67A GB1166157A (en) 1967-07-10 1967-07-10 Improvements in or relating to Signal Generators

Publications (1)

Publication Number Publication Date
DK117433B true DK117433B (da) 1970-04-27

Family

ID=10326856

Family Applications (1)

Application Number Title Priority Date Filing Date
DK335868AA DK117433B (da) 1967-07-10 1968-07-09 Signalgenerator til frembringelse af frekvensmodulerede svingninger.

Country Status (4)

Country Link
US (1) US3519950A (da)
DE (1) DE1766716B1 (da)
DK (1) DK117433B (da)
GB (1) GB1166157A (da)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2012291A (en) * 1931-05-13 1935-08-27 Gen Radio Co Modulation meter and method
GB678533A (en) * 1950-05-31 1952-09-03 Standard Telephones Cables Ltd Arrangements for measuring non-linear distortion in frequency modulation communicating systems
CH401172A (de) * 1961-03-07 1965-10-31 Varian Associates Apparat zum Messen des äquivalenten Frequenzhubes eines im Ausgangskreis eines Hochfrequenzgenerators durch Störgeräusche bedingten Frequenzmodulationsseitenbandes innerhalb eines wählbaren Frequenzbereiches
US3260959A (en) * 1963-12-30 1966-07-12 Collins Radio Co Tunable phase shift resonant circuit stabilized crystal oscillator

Also Published As

Publication number Publication date
GB1166157A (en) 1969-10-08
DE1766716B1 (de) 1971-06-24
US3519950A (en) 1970-07-07

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