IT962837B - VARIABLE FREQUENCY OSCILLATOR - Google Patents

VARIABLE FREQUENCY OSCILLATOR

Info

Publication number
IT962837B
IT962837B IT2697872A IT2697872A IT962837B IT 962837 B IT962837 B IT 962837B IT 2697872 A IT2697872 A IT 2697872A IT 2697872 A IT2697872 A IT 2697872A IT 962837 B IT962837 B IT 962837B
Authority
IT
Italy
Prior art keywords
variable frequency
frequency oscillator
oscillator
variable
frequency
Prior art date
Application number
IT2697872A
Other languages
Italian (it)
Original Assignee
Ici 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 Ici Ltd filed Critical Ici Ltd
Application granted granted Critical
Publication of IT962837B publication Critical patent/IT962837B/en

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
    • H03K4/066—Generating pulses having essentially a finite slope or stepped portions having triangular shape using a Miller-integrator
    • 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
    • H03K—PULSE TECHNIQUE
    • H03K4/00—Generating pulses having essentially a finite slope or stepped portions
    • H03K4/94—Generating pulses having essentially a finite slope or stepped portions having trapezoidal shape
IT2697872A 1971-07-15 1972-07-14 VARIABLE FREQUENCY OSCILLATOR IT962837B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3323671A GB1402546A (en) 1971-07-15 1971-07-15 Adjustable frequency oscillator

Publications (1)

Publication Number Publication Date
IT962837B true IT962837B (en) 1973-12-31

Family

ID=10350312

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2697872A IT962837B (en) 1971-07-15 1972-07-14 VARIABLE FREQUENCY OSCILLATOR

Country Status (6)

Country Link
JP (1) JPS5818014B2 (en)
CA (1) CA987008A (en)
DE (1) DE2234757A1 (en)
FR (1) FR2145583B1 (en)
GB (1) GB1402546A (en)
IT (1) IT962837B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2726894A1 (en) * 1977-06-15 1979-01-04 Bosch Gmbh Robert CIRCUIT DEVICE FOR CONVERTING AN INDUCTIVITY VALUE INTO A SPECIFIC FREQUENCY
DE4220596C1 (en) * 1992-06-24 1993-12-09 Mfp Mestechnik Und Fertigungst Transmission factor measuring circuit for variable transmission circuit e.g. differential transformer path sensor - determines factor from difference in period of oscillation of series integrator and comparator oscillator when circuit is connected and disconnected.

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4425765Y1 (en) * 1967-09-26 1969-10-29

Also Published As

Publication number Publication date
JPS5818014B2 (en) 1983-04-11
FR2145583B1 (en) 1976-05-14
CA987008A (en) 1976-04-06
JPS4857569A (en) 1973-08-13
GB1402546A (en) 1975-08-13
DE2234757A1 (en) 1973-02-01
FR2145583A1 (en) 1973-02-23

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