DK494176A - Koblingskreds med eksponentielt eller lineert styrbar transmissionsstorrelse - Google Patents

Koblingskreds med eksponentielt eller lineert styrbar transmissionsstorrelse

Info

Publication number
DK494176A
DK494176A DK494176A DK494176A DK494176A DK 494176 A DK494176 A DK 494176A DK 494176 A DK494176 A DK 494176A DK 494176 A DK494176 A DK 494176A DK 494176 A DK494176 A DK 494176A
Authority
DK
Denmark
Prior art keywords
lineer
exponential
connection circuit
transmission size
controllable transmission
Prior art date
Application number
DK494176A
Other languages
Danish (da)
English (en)
Inventor
R J Boehme
J M H Konschak
Original Assignee
Rft Messelektronik Dresden Veb
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 Rft Messelektronik Dresden Veb filed Critical Rft Messelektronik Dresden Veb
Publication of DK494176A publication Critical patent/DK494176A/da

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06G—ANALOGUE COMPUTERS
    • G06G7/00—Devices in which the computing operation is performed by varying electric or magnetic quantities
    • G06G7/12—Arrangements for performing computing operations, e.g. operational amplifiers
    • G06G7/24—Arrangements for performing computing operations, e.g. operational amplifiers for evaluating logarithmic or exponential functions, e.g. hyperbolic functions
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G1/00—Details of arrangements for controlling amplification
    • H03G1/0005—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal
    • H03G1/0017—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal the device being at least one of the amplifying solid-state elements
    • H03G1/0023—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal the device being at least one of the amplifying solid-state elements in emitter-coupled or cascode amplifiers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/02—Manually-operated control
    • H03G3/04—Manually-operated control in untuned amplifiers
    • H03G3/10—Manually-operated control in untuned amplifiers having semiconductor devices

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Theoretical Computer Science (AREA)
  • Software Systems (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Amplifiers (AREA)
  • Control Of Amplification And Gain Control (AREA)
DK494176A 1975-11-04 1976-11-02 Koblingskreds med eksponentielt eller lineert styrbar transmissionsstorrelse DK494176A (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DD18921975A DD126612A1 (cs) 1975-11-04 1975-11-04

Publications (1)

Publication Number Publication Date
DK494176A true DK494176A (da) 1977-05-05

Family

ID=5502218

Family Applications (1)

Application Number Title Priority Date Filing Date
DK494176A DK494176A (da) 1975-11-04 1976-11-02 Koblingskreds med eksponentielt eller lineert styrbar transmissionsstorrelse

Country Status (5)

Country Link
CS (1) CS194995B1 (cs)
DD (1) DD126612A1 (cs)
DE (1) DE2646954A1 (cs)
DK (1) DK494176A (cs)
GB (1) GB1519069A (cs)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3329663A1 (de) * 1983-08-17 1985-03-07 Telefunken electronic GmbH, 7100 Heilbronn Mehrstufiges signaluebertragungssystem
US5006815A (en) 1988-10-26 1991-04-09 U.S. Philips Corporation Linear-gain amplifier arrangement

Also Published As

Publication number Publication date
CS194995B1 (en) 1979-12-31
GB1519069A (en) 1978-07-26
DD126612A1 (cs) 1977-08-03
DE2646954A1 (de) 1977-05-12

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