FR2353899A1 - Dispositif de reproduction des sons - Google Patents

Dispositif de reproduction des sons

Info

Publication number
FR2353899A1
FR2353899A1 FR7616609A FR7616609A FR2353899A1 FR 2353899 A1 FR2353899 A1 FR 2353899A1 FR 7616609 A FR7616609 A FR 7616609A FR 7616609 A FR7616609 A FR 7616609A FR 2353899 A1 FR2353899 A1 FR 2353899A1
Authority
FR
France
Prior art keywords
amplifier
power amplifier
series
sound information
compressor units
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
FR7616609A
Other languages
English (en)
French (fr)
Other versions
FR2353899B1 (enExample
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to FR7616609A priority Critical patent/FR2353899A1/fr
Publication of FR2353899A1 publication Critical patent/FR2353899A1/fr
Application granted granted Critical
Publication of FR2353899B1 publication Critical patent/FR2353899B1/fr
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G9/00—Combinations of two or more types of control, e.g. gain control and tone control
    • H03G9/02—Combinations of two or more types of control, e.g. gain control and tone control in untuned amplifiers
    • H03G9/025—Combinations of two or more types of control, e.g. gain control and tone control in untuned amplifiers frequency-dependent volume compression or expansion, e.g. multiple-band systems
    • 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
    • H03G3/32—Automatic control in amplifiers having semiconductor devices the control being dependent upon ambient noise level or sound level

Landscapes

  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
FR7616609A 1976-06-02 1976-06-02 Dispositif de reproduction des sons Granted FR2353899A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7616609A FR2353899A1 (fr) 1976-06-02 1976-06-02 Dispositif de reproduction des sons

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7616609A FR2353899A1 (fr) 1976-06-02 1976-06-02 Dispositif de reproduction des sons

Publications (2)

Publication Number Publication Date
FR2353899A1 true FR2353899A1 (fr) 1977-12-30
FR2353899B1 FR2353899B1 (enExample) 1983-01-07

Family

ID=9173888

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7616609A Granted FR2353899A1 (fr) 1976-06-02 1976-06-02 Dispositif de reproduction des sons

Country Status (1)

Country Link
FR (1) FR2353899A1 (enExample)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE693839C (de) * 1934-09-29 1940-07-19 Rca Corp Einrichtung zur Lautstaerkeregelung bei Fahrzeugempfaengern
DE723578C (de) * 1939-06-23 1942-08-06 Bosch Gmbh Robert Lautstaerkeregulierung in Rundfunkgeraeten in Kraftfahrzeugen
FR898796A (fr) * 1942-10-07 1945-05-07 Albiswerk Zu Rich A G Installation de diffusion par haut-parleurs pour endroits troublés par divers bruits
FR2231153A1 (enExample) * 1973-03-28 1974-12-20 Television Res Ltd

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE693839C (de) * 1934-09-29 1940-07-19 Rca Corp Einrichtung zur Lautstaerkeregelung bei Fahrzeugempfaengern
DE723578C (de) * 1939-06-23 1942-08-06 Bosch Gmbh Robert Lautstaerkeregulierung in Rundfunkgeraeten in Kraftfahrzeugen
FR898796A (fr) * 1942-10-07 1945-05-07 Albiswerk Zu Rich A G Installation de diffusion par haut-parleurs pour endroits troublés par divers bruits
FR2231153A1 (enExample) * 1973-03-28 1974-12-20 Television Res Ltd

Also Published As

Publication number Publication date
FR2353899B1 (enExample) 1983-01-07

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse