AT303203B - Schaltungsanordnung zur stufenlosen Pegeleinstellung elektrischer Signale - Google Patents

Schaltungsanordnung zur stufenlosen Pegeleinstellung elektrischer Signale

Info

Publication number
AT303203B
AT303203B AT1020570A AT1020570A AT303203B AT 303203 B AT303203 B AT 303203B AT 1020570 A AT1020570 A AT 1020570A AT 1020570 A AT1020570 A AT 1020570A AT 303203 B AT303203 B AT 303203B
Authority
AT
Austria
Prior art keywords
electrical signals
circuit arrangement
level adjustment
stepless level
stepless
Prior art date
Application number
AT1020570A
Other languages
English (en)
Inventor
Werner Dipl Ing Fidi
Ewald Dipl Ing Kerschbaum
Original Assignee
Akg Akustische Kino Geraete
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 Akg Akustische Kino Geraete filed Critical Akg Akustische Kino Geraete
Priority to AT1020570A priority Critical patent/AT303203B/de
Priority to US00191513A priority patent/US3739195A/en
Priority to DE19712154700 priority patent/DE2154700A1/de
Priority to GB5188071A priority patent/GB1369688A/en
Application granted granted Critical
Publication of AT303203B publication Critical patent/AT303203B/de

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G1/00—Details of arrangements for controlling amplification
    • H03G1/02—Remote control of amplification, tone or bandwidth
    • 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
    • G06G7/16—Arrangements for performing computing operations, e.g. operational amplifiers for multiplication or division
    • G06G7/163—Arrangements for performing computing operations, e.g. operational amplifiers for multiplication or division using a variable impedance controlled by one of the input signals, variable amplification or transfer function
    • 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
    • H03G1/0035—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using continuously variable impedance elements
    • 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
    • H03G1/0035—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using continuously variable impedance elements
    • H03G1/0082—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using continuously variable impedance elements using bipolar transistor-type devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Theoretical Computer Science (AREA)
  • Power Engineering (AREA)
  • Software Systems (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Networks Using Active Elements (AREA)
  • Amplifiers (AREA)
AT1020570A 1970-11-12 1970-11-12 Schaltungsanordnung zur stufenlosen Pegeleinstellung elektrischer Signale AT303203B (de)

Priority Applications (4)

Application Number Priority Date Filing Date Title
AT1020570A AT303203B (de) 1970-11-12 1970-11-12 Schaltungsanordnung zur stufenlosen Pegeleinstellung elektrischer Signale
US00191513A US3739195A (en) 1970-11-12 1971-10-21 Remotely controlled electronic differential resistance
DE19712154700 DE2154700A1 (de) 1970-11-12 1971-11-04 Fernsteuerbarer, elektronischer Differentialwiderstand
GB5188071A GB1369688A (en) 1970-11-12 1971-11-09 Remotely controllable electronic variable resistance

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AT1020570A AT303203B (de) 1970-11-12 1970-11-12 Schaltungsanordnung zur stufenlosen Pegeleinstellung elektrischer Signale
US19151371A 1971-10-21 1971-10-21

Publications (1)

Publication Number Publication Date
AT303203B true AT303203B (de) 1972-11-10

Family

ID=25605937

Family Applications (1)

Application Number Title Priority Date Filing Date
AT1020570A AT303203B (de) 1970-11-12 1970-11-12 Schaltungsanordnung zur stufenlosen Pegeleinstellung elektrischer Signale

Country Status (4)

Country Link
US (1) US3739195A (de)
AT (1) AT303203B (de)
DE (1) DE2154700A1 (de)
GB (1) GB1369688A (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58200610A (ja) * 1982-05-18 1983-11-22 Sony Corp 高入力インピーダンス回路
JPS59117815A (ja) * 1982-12-25 1984-07-07 Nippon Gakki Seizo Kk 電気抵抗制御回路
US4608543A (en) * 1984-12-17 1986-08-26 Advanced Micro Devices, Inc. Controllable effective resistance and phase lock loop with controllable filter
JPH04349708A (ja) * 1990-09-11 1992-12-04 Silicon Syst Inc Ｍｏｓ抵抗回路

Also Published As

Publication number Publication date
GB1369688A (en) 1974-10-09
US3739195A (en) 1973-06-12
DE2154700A1 (de) 1972-05-18

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Legal Events

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