FR2486736A1 - Radio-recepteur - Google Patents

Radio-recepteur Download PDF

Info

Publication number
FR2486736A1
FR2486736A1 FR8113716A FR8113716A FR2486736A1 FR 2486736 A1 FR2486736 A1 FR 2486736A1 FR 8113716 A FR8113716 A FR 8113716A FR 8113716 A FR8113716 A FR 8113716A FR 2486736 A1 FR2486736 A1 FR 2486736A1
Authority
FR
France
Prior art keywords
volume
radio receiver
voltage
tuning
circuit
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.)
Granted
Application number
FR8113716A
Other languages
English (en)
French (fr)
Other versions
FR2486736B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html
Inventor
Kazuo Watanabe
Shigeru Yamada
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.)
Faurecia Clarion Electronics Co Ltd
Original Assignee
Clarion Co Ltd
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 Clarion Co Ltd filed Critical Clarion Co Ltd
Publication of FR2486736A1 publication Critical patent/FR2486736A1/fr
Application granted granted Critical
Publication of FR2486736B1 publication Critical patent/FR2486736B1/fr
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/3005—Automatic control in amplifiers having semiconductor devices in amplifiers suitable for low-frequencies, e.g. audio amplifiers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/34—Muting amplifier when no signal is present
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/34—Muting amplifier when no signal is present
    • H03G3/348—Muting in response to a mechanical action or to power supply variations, e.g. during tuning; Click removal circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Control Of Amplification And Gain Control (AREA)
  • Circuits Of Receivers In General (AREA)
  • Noise Elimination (AREA)
FR8113716A 1980-07-14 1981-07-10 Radio-recepteur Granted FR2486736A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9803480U JPS5723009U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1980-07-14 1980-07-14

Publications (2)

Publication Number Publication Date
FR2486736A1 true FR2486736A1 (fr) 1982-01-15
FR2486736B1 FR2486736B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1984-06-22

Family

ID=14208740

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8113716A Granted FR2486736A1 (fr) 1980-07-14 1981-07-10 Radio-recepteur

Country Status (6)

Country Link
JP (1) JPS5723009U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE3127815A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR2486736A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB2081541A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NL (1) NL8103330A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
SE (1) SE8104323L (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3537837C1 (de) * 1985-10-24 1987-02-19 Philips Patentverwaltung Schaltungsanordnung zur Stoergeraeuschunterdrueckung bei auf Minimum eingestellter Lautstaerke eines Niederfrequenzverstaerkers
EP0590706A1 (en) * 1992-10-01 1994-04-06 Delco Electronics Corporation Amplifier apparatus
US5440702A (en) * 1992-10-16 1995-08-08 Delco Electronics Corporation Data processing system with condition code architecture for executing single instruction range checking and limiting operations

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3882400A (en) * 1972-11-27 1975-05-06 Sony Corp Broadcast receiver
FR2329111A1 (fr) * 1975-10-21 1977-05-20 Licentia Gmbh Reduction des perturbations de recepteurs radioelectriques produites par des commutations
GB2004152A (en) * 1977-09-12 1979-03-21 Motorola Inc Electrically tunable inductor and method

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5535584A (en) * 1978-09-06 1980-03-12 Matsushita Electric Ind Co Ltd Sound volume controller

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3882400A (en) * 1972-11-27 1975-05-06 Sony Corp Broadcast receiver
FR2329111A1 (fr) * 1975-10-21 1977-05-20 Licentia Gmbh Reduction des perturbations de recepteurs radioelectriques produites par des commutations
GB2004152A (en) * 1977-09-12 1979-03-21 Motorola Inc Electrically tunable inductor and method

Also Published As

Publication number Publication date
GB2081541A (en) 1982-02-17
NL8103330A (nl) 1982-02-01
SE8104323L (sv) 1982-01-15
FR2486736B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1984-06-22
DE3127815A1 (de) 1982-04-08
JPS5723009U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1982-02-05

Similar Documents

Publication Publication Date Title
FR2569920A1 (fr) Superheterodyne pourvu d'un dispositif antibrouillage
FR2636185A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR2628906A1 (fr) Dispositif de mise en forme et d'exploitation des ondulations de courant d'induit generees par un moteur a courant continu, notamment pour commande de positionnement
FR2469050A1 (fr) Circuit oscillateur a commande de phase automatique
US5297179A (en) Doubling circuit
FR2770004A1 (fr) Generateur de courant constant precis
FR2719173A1 (fr) Appareil de communication à réglage du bruit.
EP0115234B1 (fr) Procédé et circuit d'asservissement en fréquence et en phase d'un oscillateur local en télévision
FR2676149A1 (fr) Amplificateur differentiel notamment du type a cascode.
EP0746114A1 (fr) Dispositif d'émission radio à modulation de fréquence
FR2486736A1 (fr) Radio-recepteur
EP0786860B1 (fr) Recepteur radio comportant un circuit de blocage automatique
KR100240127B1 (ko) 지연자동이득 제어회로
FR2524735A1 (fr) Circuit pour commander un gain independamment de la temperature
EP0567380B1 (fr) Procédé et dispositif de compensation des instabilités de phase de l'onde amplifiée par un tube hyperfréquence
FR2527864A1 (fr) Circuit de reduction de bruit par compression et expansion du signal
EP0271938A1 (fr) Circuit d'amplification à contrôle automatique de gain
FR2494930A1 (fr) Circuit de detection d'un niveau d'un signal
FR2475321A1 (fr) Agencement de circuit utile pour produire des tensions decouplees de fonctionnement pour etages amplificateurs a frequence intermediaire d'un circuit integre
FR2673735A1 (fr) Appareil d'interface de bus.
FR2527861A1 (fr) Oscillateur regle en tension
EP0889619B1 (fr) Dispositif de modulation par déplacement de fréquence comportant un boucle de verrouillage de phase
FR2583598A1 (fr) Circuit de reception stereophonique a commutation perfectionnee entre les modes stereophonique et monophonique
FR2549670A1 (fr) Amplificateur a large bande pour l'attaque d'un tube-image
FR2505595A1 (fr) Dispositif pour faire correspondre les caracteristiques de reglage du volume en courant continu de deux canaux audio

Legal Events

Date Code Title Description
ST Notification of lapse