ES8301400A1 - Una disposicion de circuito con una caracteristica de trans-ferencia controlable,especificamente un circuito de control de tono o de volumen - Google Patents

Una disposicion de circuito con una caracteristica de trans-ferencia controlable,especificamente un circuito de control de tono o de volumen

Info

Publication number
ES8301400A1
ES8301400A1 ES506051A ES506051A ES8301400A1 ES 8301400 A1 ES8301400 A1 ES 8301400A1 ES 506051 A ES506051 A ES 506051A ES 506051 A ES506051 A ES 506051A ES 8301400 A1 ES8301400 A1 ES 8301400A1
Authority
ES
Spain
Prior art keywords
circuit arrangement
transfer characteristic
electronically controllable
control device
controllable transfer
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
ES506051A
Other languages
English (en)
Other versions
ES506051A0 (es
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken 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 Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of ES506051A0 publication Critical patent/ES506051A0/es
Publication of ES8301400A1 publication Critical patent/ES8301400A1/es
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G5/00—Tone control or bandwidth control in amplifiers
    • H03G5/02—Manually-operated control
    • H03G5/04—Manually-operated control in untuned amplifiers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/001—Digital control of analog signals
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G5/00—Tone control or bandwidth control in amplifiers

Landscapes

  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
  • Networks Using Active Elements (AREA)
  • Amplifiers (AREA)

Abstract

CIRCUITO DE CONTROL DE SEÑALES DE AUDIO. COMPRENDE: UN AMPLIFICADOR OPERACIONAL (1) QUE RECIBE UNA SEÑAL DE ENTRADA (UI); UNA CADENA DE RESISTENCIAS (41 ... 45) CONECTADAS A UN CONDENSADOR (5) PUESTO A TIERRA; UNOS TERMINALES DE ENTRADA (25 ... 21 Y 35 ... 31) DE DOS CONMUTADORES (2 Y 3), EL SEGUNDO DE LOS CUALES PRODUCE (36) LA SEÑAL DE SALIDA (UO) DEL CIRCUITO; Y UNA UNIDAD DE CONTROL (8), UNA MEMORIA (7) Y UN CONVERSOR DE CODIGO (6), QUE PRODUCEN PALABRAS DE DATOS DIGITALES PARA GOBERNAR LA POSICION DE LOS CONMUTADORES (2 Y 3). >DE APLICACION EN AMPLIFICADORES DE AUDIO.
ES506051A 1980-10-08 1981-10-06 Una disposicion de circuito con una caracteristica de trans-ferencia controlable,especificamente un circuito de control de tono o de volumen Expired ES8301400A1 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3037986 1980-10-08
DE19813132402 DE3132402A1 (de) 1980-10-08 1981-08-17 Schaltungsanordnung mit elektronisch steuerbarem uebertragungsverhalten

Publications (2)

Publication Number Publication Date
ES506051A0 ES506051A0 (es) 1982-11-16
ES8301400A1 true ES8301400A1 (es) 1982-11-16

Family

ID=25788351

Family Applications (1)

Application Number Title Priority Date Filing Date
ES506051A Expired ES8301400A1 (es) 1980-10-08 1981-10-06 Una disposicion de circuito con una caracteristica de trans-ferencia controlable,especificamente un circuito de control de tono o de volumen

Country Status (6)

Country Link
CA (1) CA1175505A (es)
DE (1) DE3132402A1 (es)
ES (1) ES8301400A1 (es)
FR (1) FR2491696A1 (es)
GB (1) GB2085686B (es)
IT (1) IT1138934B (es)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8201376A (nl) * 1982-04-01 1983-11-01 Philips Nv Schakeling voor het versterken en/of verzwakken van een signaal.
US4490843A (en) * 1982-06-14 1984-12-25 Bose Corporation Dynamic equalizing
DE3222607A1 (de) * 1982-06-16 1983-12-22 Philips Patentverwaltung Gmbh, 2000 Hamburg Schaltungsanordnung mit mehreren, durch aktive schaltungen gebildeten signalpfaden
GB2217539B (en) * 1988-04-14 1992-09-23 Plessey Co Plc Prescaler output filter
DE4015019A1 (de) * 1990-05-10 1991-11-14 Philips Patentverwaltung Schaltungsanordnung mit elektronisch steuerbarem uebertragungsverhalten
DE4114364A1 (de) * 1991-05-02 1992-11-12 Sgs Thomson Microelectronics Vorrichtung zur gehoerrichtigen lautstaerkesteuerung
DE4431481A1 (de) * 1994-09-03 1996-03-07 Philips Patentverwaltung Schaltungsanordnung mit steuerbarem Übertragungsverhalten

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2262089C3 (de) * 1972-12-19 1975-10-30 Philips Patentverwaltung Gmbh, 2000 Hamburg Schaltungsanordnung zur elektronischen Frequenzbeeinflussung, insbesondere elektronischer Klangeinsteller
DE2332211C3 (de) * 1973-06-25 1978-12-14 Siemens Ag, 1000 Berlin Und 8000 Muenchen Gerät zum Auswerten von elektrischen Signalen
DE2629701A1 (de) * 1976-07-02 1978-01-05 Licentia Gmbh Verstaerker mit steuerbarem uebertragungsmass und umschaltbarer steuerkennlinie
DE2647602A1 (de) * 1976-10-21 1978-04-27 Licentia Gmbh Bandpass mit veraenderbarer durchlassdaempfung
JPS54114159A (en) * 1978-02-27 1979-09-06 Mitsubishi Electric Corp Automatic gain control circuit
DE2847363C2 (de) * 1978-10-31 1982-06-09 Matth. Hohner Ag, 7218 Trossingen Transistorverstärker
DE2920056A1 (de) * 1979-05-18 1980-11-27 Blaupunkt Werke Gmbh Nf-verstaerker

Also Published As

Publication number Publication date
DE3132402A1 (de) 1982-05-27
FR2491696A1 (fr) 1982-04-09
ES506051A0 (es) 1982-11-16
GB2085686B (en) 1985-04-17
CA1175505A (en) 1984-10-02
DE3132402C2 (es) 1988-06-01
IT1138934B (it) 1986-09-17
FR2491696B1 (es) 1984-06-08
IT8124315A0 (it) 1981-10-05
GB2085686A (en) 1982-04-28

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19980202