AT399971B - CIRCUIT ARRANGEMENT FOR GENERATING WORK SIGNALS BY LOW INPUT SIGNALS - Google Patents

CIRCUIT ARRANGEMENT FOR GENERATING WORK SIGNALS BY LOW INPUT SIGNALS

Info

Publication number
AT399971B
AT399971B AT0271286A AT271286A AT399971B AT 399971 B AT399971 B AT 399971B AT 0271286 A AT0271286 A AT 0271286A AT 271286 A AT271286 A AT 271286A AT 399971 B AT399971 B AT 399971B
Authority
AT
Austria
Prior art keywords
signals
circuit arrangement
low input
generating work
input signals
Prior art date
Application number
AT0271286A
Other languages
German (de)
Other versions
ATA271286A (en
Inventor
Giorgio Giardini
Original Assignee
Elettrocondutture
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 Elettrocondutture filed Critical Elettrocondutture
Publication of ATA271286A publication Critical patent/ATA271286A/en
Application granted granted Critical
Publication of AT399971B publication Critical patent/AT399971B/en

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F7/00—Parametric amplifiers
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H1/00—Details of emergency protective circuit arrangements
    • H02H1/06—Arrangements for supplying operative power
    • H02H1/063—Arrangements for supplying operative power primary power being supplied by fault current
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/20—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers
    • H03F3/21—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers with semiconductor devices only
    • H03F3/217—Class D power amplifiers; Switching amplifiers

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
AT0271286A 1985-10-15 1986-10-13 CIRCUIT ARRANGEMENT FOR GENERATING WORK SIGNALS BY LOW INPUT SIGNALS AT399971B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT22483/85A IT1185437B (en) 1985-10-15 1985-10-15 STATIC AMPLIFIER WITH WEAK SIGNALS WITHOUT AUXILIARY POWER SUPPLY

Publications (2)

Publication Number Publication Date
ATA271286A ATA271286A (en) 1994-12-15
AT399971B true AT399971B (en) 1995-08-25

Family

ID=11196879

Family Applications (1)

Application Number Title Priority Date Filing Date
AT0271286A AT399971B (en) 1985-10-15 1986-10-13 CIRCUIT ARRANGEMENT FOR GENERATING WORK SIGNALS BY LOW INPUT SIGNALS

Country Status (4)

Country Link
AT (1) AT399971B (en)
DE (1) DE3634581C2 (en)
FR (1) FR2588706B1 (en)
IT (1) IT1185437B (en)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3899717A (en) * 1973-07-16 1975-08-12 Electromagnetic Ind Inc Ground fault detectors
IT1088165B (en) * 1977-10-31 1985-06-10 Elettrocondutture SAFETY DEVICE FOR ELECTRICAL SYSTEMS, OF THE DIFFERENTIAL TRANSFORMER TYPE WITH RELEASE
US4331914A (en) * 1980-08-27 1982-05-25 General Electric Company Load control and switching circuits
US4527216A (en) * 1983-03-16 1985-07-02 International Business Machines Corporation Sub-milliamp mechanical relay control

Also Published As

Publication number Publication date
FR2588706A1 (en) 1987-04-17
DE3634581C2 (en) 1994-10-13
FR2588706B1 (en) 1992-10-16
ATA271286A (en) 1994-12-15
IT1185437B (en) 1987-11-12
IT8522483A0 (en) 1985-10-15
DE3634581A1 (en) 1987-04-16

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee