DK323479A - Kobling med en ensretterkobling og en logaritmisk forstaerker - Google Patents

Kobling med en ensretterkobling og en logaritmisk forstaerker

Info

Publication number
DK323479A
DK323479A DK323479A DK323479A DK323479A DK 323479 A DK323479 A DK 323479A DK 323479 A DK323479 A DK 323479A DK 323479 A DK323479 A DK 323479A DK 323479 A DK323479 A DK 323479A
Authority
DK
Denmark
Prior art keywords
clutch
direct link
logarithmic amplifier
logarithmic
amplifier
Prior art date
Application number
DK323479A
Other languages
English (en)
Inventor
K H Klussmann
Original Assignee
Licentia Gmbh
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 Licentia Gmbh filed Critical Licentia Gmbh
Publication of DK323479A publication Critical patent/DK323479A/da

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G01R19/22—Arrangements for measuring currents or voltages or for indicating presence or sign thereof using conversion of ac into dc
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R13/00—Arrangements for displaying electric variables or waveforms
    • G01R13/40—Arrangements for displaying electric variables or waveforms using modulation of a light beam otherwise than by mechanical displacement, e.g. by Kerr effect
    • G01R13/404—Arrangements for displaying electric variables or waveforms using modulation of a light beam otherwise than by mechanical displacement, e.g. by Kerr effect for discontinuous display, i.e. display of discrete values
    • G01R13/405—Arrangements for displaying electric variables or waveforms using modulation of a light beam otherwise than by mechanical displacement, e.g. by Kerr effect for discontinuous display, i.e. display of discrete values using a plurality of active, i.e. light emitting, e.g. electro-luminescent elements, i.e. bar graphs
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
    • G01R15/005—Circuits for altering the indicating characteristic, e.g. making it non-linear

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Nonlinear Science (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
DK323479A 1978-08-22 1979-07-31 Kobling med en ensretterkobling og en logaritmisk forstaerker DK323479A (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19782836656 DE2836656C2 (de) 1978-08-22 1978-08-22 Schaltungsanordnung mit einer Gleichrichterschaltung und einem logarithmischen Verstärker

Publications (1)

Publication Number Publication Date
DK323479A true DK323479A (da) 1980-02-23

Family

ID=6047631

Family Applications (1)

Application Number Title Priority Date Filing Date
DK323479A DK323479A (da) 1978-08-22 1979-07-31 Kobling med en ensretterkobling og en logaritmisk forstaerker

Country Status (4)

Country Link
EP (1) EP0008371A1 (da)
JP (1) JPS55149880A (da)
DE (1) DE2836656C2 (da)
DK (1) DK323479A (da)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU551633B2 (en) * 1980-11-27 1986-05-08 Sony Corporation Signal level detecting circuit
DE3303200A1 (de) * 1983-02-01 1984-08-02 ANT Nachrichtentechnik GmbH, 7150 Backnang Schaltungsanordnung mit gegengekoppeltem gleichstromverstaerker
US6137887A (en) * 1997-09-16 2000-10-24 Shure Incorporated Directional microphone system
JP2006220450A (ja) * 2005-02-08 2006-08-24 Jtekt Corp 電流検出器
DE102015207265B4 (de) * 2015-04-22 2017-02-09 Ifm Electronic Gmbh Verfahren zur Einstellung eines Näherungsschalters und Näherungsschalter

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3483475A (en) * 1966-01-11 1969-12-09 Us Navy Extended range log amplifier
US3500198A (en) * 1966-12-02 1970-03-10 Columbia Broadcasting Syst Inc Apparatus and method for measuring the logarithm of the root-mean-square value of a signal
DE2237111C2 (de) * 1972-07-28 1974-01-03 Hartmann & Braun Ag, 6000 Frankfurt Gleichrichterschaltung
US3971984A (en) * 1974-09-04 1976-07-27 B-Cubed Engineering, Inc. Wide-range logarithmic responding translation circuit

Also Published As

Publication number Publication date
EP0008371A1 (de) 1980-03-05
DE2836656C2 (de) 1980-06-26
DE2836656B1 (de) 1979-09-13
JPS55149880A (en) 1980-11-21

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