AR205571A1 - Disposicion simetrica formadora de una resistencia variablle de corriente alterna entre un primer y un segundo terminales - Google Patents

Disposicion simetrica formadora de una resistencia variablle de corriente alterna entre un primer y un segundo terminales

Info

Publication number
AR205571A1
AR205571A1 AR259237A AR25923775A AR205571A1 AR 205571 A1 AR205571 A1 AR 205571A1 AR 259237 A AR259237 A AR 259237A AR 25923775 A AR25923775 A AR 25923775A AR 205571 A1 AR205571 A1 AR 205571A1
Authority
AR
Argentina
Prior art keywords
terminal
alternating current
symmetrical arrangement
current resistance
arrangement forming
Prior art date
Application number
AR259237A
Other languages
English (en)
Spanish (es)
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Application granted granted Critical
Publication of AR205571A1 publication Critical patent/AR205571A1/es

Links

Classifications

    • 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
    • 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 of the amplifier
    • 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 of the amplifier in emitter-coupled or cascode amplifiers
AR259237A 1974-06-17 1975-01-01 Disposicion simetrica formadora de una resistencia variablle de corriente alterna entre un primer y un segundo terminales AR205571A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7408034.A NL161318C (nl) 1974-06-17 1974-06-17 Symmetrische inrichting voor het vormen van een regel- bare wisselstroomweerstand.

Publications (1)

Publication Number Publication Date
AR205571A1 true AR205571A1 (es) 1976-05-14

Family

ID=19821555

Family Applications (1)

Application Number Title Priority Date Filing Date
AR259237A AR205571A1 (es) 1974-06-17 1975-01-01 Disposicion simetrica formadora de una resistencia variablle de corriente alterna entre un primer y un segundo terminales

Country Status (14)

Country Link
JP (1) JPS5329584B2 (id)
AR (1) AR205571A1 (id)
AU (1) AU499961B2 (id)
BR (1) BR7503768A (id)
CA (1) CA1035468A (id)
DE (2) DE2526309C3 (id)
ES (1) ES438562A1 (id)
FR (1) FR2275070A1 (id)
GB (1) GB1519831A (id)
HK (1) HK48679A (id)
IT (1) IT1036297B (id)
NL (1) NL161318C (id)
SE (1) SE413448B (id)
ZA (1) ZA753735B (id)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52153651A (en) * 1976-06-17 1977-12-20 Sony Corp Gain changing circuit
US4345214A (en) 1980-04-23 1982-08-17 Rca Corporation Variable emitter degeneration gain-controlled amplifier
US4833422A (en) * 1987-09-24 1989-05-23 Burr-Brown Corporation Programmable gain instrumentation amplifier
DE19713571C1 (de) * 1997-04-02 1998-10-01 Telefunken Microelectron Steuerbare Widerstandsanordnung

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1320027A (fr) 1961-10-19 1963-03-08 Westinghouse Electric Corp Potentiomètre à semi-conducteur

Also Published As

Publication number Publication date
DE2560093B2 (de) 1981-04-23
GB1519831A (en) 1978-08-02
NL161318C (nl) 1980-01-15
DE2560093C3 (de) 1982-01-28
BR7503768A (pt) 1976-07-06
DE2526309C3 (de) 1980-06-04
ZA753735B (en) 1977-01-26
DE2526309A1 (de) 1976-01-02
NL7408034A (nl) 1975-12-19
JPS5116885A (id) 1976-02-10
FR2275070A1 (fr) 1976-01-09
IT1036297B (it) 1979-10-30
FR2275070B1 (id) 1980-03-21
DE2526309B2 (de) 1979-09-20
ES438562A1 (es) 1977-05-16
SE413448B (sv) 1980-05-27
JPS5329584B2 (id) 1978-08-22
CA1035468A (en) 1978-07-25
SE7506779L (sv) 1975-12-18
AU499961B2 (en) 1979-05-10
HK48679A (en) 1979-07-27
AU8214675A (en) 1976-12-23
NL161318B (nl) 1979-08-15

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