ZA805430B - Lf diapason oscillator having intrinsic safety - Google Patents

Lf diapason oscillator having intrinsic safety

Info

Publication number
ZA805430B
ZA805430B ZA00805430A ZA805430A ZA805430B ZA 805430 B ZA805430 B ZA 805430B ZA 00805430 A ZA00805430 A ZA 00805430A ZA 805430 A ZA805430 A ZA 805430A ZA 805430 B ZA805430 B ZA 805430B
Authority
ZA
South Africa
Prior art keywords
diapason
oscillator
intrinsic safety
intrinsic
safety
Prior art date
Application number
ZA00805430A
Inventor
P Marchand
J Salmon
Original Assignee
Jeumont Schneider
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 Jeumont Schneider filed Critical Jeumont Schneider
Publication of ZA805430B publication Critical patent/ZA805430B/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
    • H03B5/30—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L1/00—Devices along the route controlled by interaction with the vehicle or train
    • B61L1/20—Safety arrangements for preventing or indicating malfunction of the device, e.g. by leakage current, by lightning

Landscapes

  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Mechanical Engineering (AREA)
  • Amplifiers (AREA)
  • Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
ZA00805430A 1979-09-07 1980-09-02 Lf diapason oscillator having intrinsic safety ZA805430B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7922384A FR2465365A1 (en) 1979-09-07 1979-09-07 OSCILLATOR BF DIAPASON WITH INTRINSIC SAFETY

Publications (1)

Publication Number Publication Date
ZA805430B true ZA805430B (en) 1981-10-28

Family

ID=9229443

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA00805430A ZA805430B (en) 1979-09-07 1980-09-02 Lf diapason oscillator having intrinsic safety

Country Status (8)

Country Link
EP (1) EP0025391B1 (en)
AU (1) AU530438B2 (en)
BR (1) BR8005606A (en)
CA (1) CA1168319A (en)
DE (1) DE3068212D1 (en)
FR (1) FR2465365A1 (en)
MX (1) MX148232A (en)
ZA (1) ZA805430B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10666274B2 (en) * 2018-05-29 2020-05-26 Speedlink Technology Inc. Dual voltage controlled oscillator circuits for a broadband phase locked loop for multi-band millimeter-wave 5G communication

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL279073A (en) * 1961-05-29
DE1513072A1 (en) * 1965-10-09 1969-04-17 Standard Elek K Lorenz Ag Monitoring device for determining a specific deviation from a voltage and / or current setpoint
US3609578A (en) * 1970-03-18 1971-09-28 Motorola Inc Oscillator having feedback amplitude control and switchable output phase shifter

Also Published As

Publication number Publication date
FR2465365A1 (en) 1981-03-20
FR2465365B1 (en) 1981-09-11
EP0025391A1 (en) 1981-03-18
AU6199980A (en) 1981-03-12
AU530438B2 (en) 1983-07-14
CA1168319A (en) 1984-05-29
BR8005606A (en) 1981-03-17
DE3068212D1 (en) 1984-07-19
MX148232A (en) 1983-03-28
EP0025391B1 (en) 1984-06-13

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