IT1185437B - Amplificatore statico con deboli segnali senza alimentazione ausiliaria - Google Patents

Amplificatore statico con deboli segnali senza alimentazione ausiliaria

Info

Publication number
IT1185437B
IT1185437B IT22483/85A IT2248385A IT1185437B IT 1185437 B IT1185437 B IT 1185437B IT 22483/85 A IT22483/85 A IT 22483/85A IT 2248385 A IT2248385 A IT 2248385A IT 1185437 B IT1185437 B IT 1185437B
Authority
IT
Italy
Prior art keywords
power supply
auxiliary power
weak signals
static amplifier
amplifier
Prior art date
Application number
IT22483/85A
Other languages
English (en)
Other versions
IT8522483A0 (it
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
Priority to IT22483/85A priority Critical patent/IT1185437B/it
Publication of IT8522483A0 publication Critical patent/IT8522483A0/it
Priority to DE3634581A priority patent/DE3634581C2/de
Priority to AT0271286A priority patent/AT399971B/de
Priority to FR8614265A priority patent/FR2588706B1/fr
Application granted granted Critical
Publication of IT1185437B publication Critical patent/IT1185437B/it

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)
IT22483/85A 1985-10-15 1985-10-15 Amplificatore statico con deboli segnali senza alimentazione ausiliaria IT1185437B (it)

Priority Applications (4)

Application Number Priority Date Filing Date Title
IT22483/85A IT1185437B (it) 1985-10-15 1985-10-15 Amplificatore statico con deboli segnali senza alimentazione ausiliaria
DE3634581A DE3634581C2 (de) 1985-10-15 1986-10-10 Statischer Verstärker für schwache Signale
AT0271286A AT399971B (de) 1985-10-15 1986-10-13 Schaltungsanordnung zur erzeugung von arbeitssignalen durch schwache eingangssignale
FR8614265A FR2588706B1 (fr) 1985-10-15 1986-10-14 Amplificateur pour signaux faibles sans alimentation auxiliaire

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT22483/85A IT1185437B (it) 1985-10-15 1985-10-15 Amplificatore statico con deboli segnali senza alimentazione ausiliaria

Publications (2)

Publication Number Publication Date
IT8522483A0 IT8522483A0 (it) 1985-10-15
IT1185437B true IT1185437B (it) 1987-11-12

Family

ID=11196879

Family Applications (1)

Application Number Title Priority Date Filing Date
IT22483/85A IT1185437B (it) 1985-10-15 1985-10-15 Amplificatore statico con deboli segnali senza alimentazione ausiliaria

Country Status (4)

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

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 (it) * 1977-10-31 1985-06-10 Elettrocondutture Dispositivo di sicurezza per impianti elettrici, del tipo a trasformatore differenziale con sganciatore
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
AT399971B (de) 1995-08-25
DE3634581C2 (de) 1994-10-13
FR2588706B1 (fr) 1992-10-16
IT8522483A0 (it) 1985-10-15
DE3634581A1 (de) 1987-04-16
FR2588706A1 (fr) 1987-04-17
ATA271286A (de) 1994-12-15

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19971028