ZA704741B - Intermediate frequency modulator - Google Patents

Intermediate frequency modulator

Info

Publication number
ZA704741B
ZA704741B ZA704741A ZA704741A ZA704741B ZA 704741 B ZA704741 B ZA 704741B ZA 704741 A ZA704741 A ZA 704741A ZA 704741 A ZA704741 A ZA 704741A ZA 704741 B ZA704741 B ZA 704741B
Authority
ZA
South Africa
Prior art keywords
intermediate frequency
frequency modulator
modulator
frequency
Prior art date
Application number
ZA704741A
Inventor
L White
J Walters
Original Assignee
Standard Telephones Cables 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 Standard Telephones Cables Ltd filed Critical Standard Telephones Cables Ltd
Publication of ZA704741B publication Critical patent/ZA704741B/en

Links

Classifications

    • 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
    • H03B5/20—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising resistance and either capacitance or inductance, e.g. phase-shift oscillator
    • H03B5/24—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising resistance and either capacitance or inductance, e.g. phase-shift oscillator active element in amplifier being semiconductor device
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C3/00—Angle modulation
ZA704741A 1969-08-28 1970-07-09 Intermediate frequency modulator ZA704741B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB42814/69A GB1223077A (en) 1969-08-28 1969-08-28 Frequency modulator

Publications (1)

Publication Number Publication Date
ZA704741B true ZA704741B (en) 1971-04-28

Family

ID=10426093

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA704741A ZA704741B (en) 1969-08-28 1970-07-09 Intermediate frequency modulator

Country Status (4)

Country Link
BE (1) BE755414A (en)
CH (1) CH518648A (en)
GB (1) GB1223077A (en)
ZA (1) ZA704741B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4733108A (en) * 1982-06-28 1988-03-22 Xerox Corporation On-chip bias generator
GB2220316B (en) * 1988-05-05 1992-01-29 Plessey Co Plc Improvements in and relating to oscillators

Also Published As

Publication number Publication date
GB1223077A (en) 1971-02-17
BE755414A (en) 1971-03-01
CH518648A (en) 1972-01-31

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