JPS5428512A - Automatic sound volume adjuster - Google Patents

Automatic sound volume adjuster

Info

Publication number
JPS5428512A
JPS5428512A JP9381877A JP9381877A JPS5428512A JP S5428512 A JPS5428512 A JP S5428512A JP 9381877 A JP9381877 A JP 9381877A JP 9381877 A JP9381877 A JP 9381877A JP S5428512 A JPS5428512 A JP S5428512A
Authority
JP
Japan
Prior art keywords
sound volume
volume adjuster
automatic sound
aural
automatic
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.)
Pending
Application number
JP9381877A
Other languages
Japanese (ja)
Inventor
Fumio Nozoe
Hiroaki Horai
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP9381877A priority Critical patent/JPS5428512A/en
Publication of JPS5428512A publication Critical patent/JPS5428512A/en
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers without distortion of the input signal
    • 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

Abstract

PURPOSE:To eliminate the fluctuation of the aural level caused by the channel selection of the radio set, the television set and others, by comparing the reference voltage corresponding to the desired sound volume with the aural signal level.
JP9381877A 1977-08-04 1977-08-04 Automatic sound volume adjuster Pending JPS5428512A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9381877A JPS5428512A (en) 1977-08-04 1977-08-04 Automatic sound volume adjuster

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9381877A JPS5428512A (en) 1977-08-04 1977-08-04 Automatic sound volume adjuster

Publications (1)

Publication Number Publication Date
JPS5428512A true JPS5428512A (en) 1979-03-03

Family

ID=14092968

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9381877A Pending JPS5428512A (en) 1977-08-04 1977-08-04 Automatic sound volume adjuster

Country Status (1)

Country Link
JP (1) JPS5428512A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04151907A (en) * 1990-10-16 1992-05-25 Nec Eng Ltd Automatic gain controller
JP2011166736A (en) * 2010-01-14 2011-08-25 Onkyo Corp Amplification apparatus

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04151907A (en) * 1990-10-16 1992-05-25 Nec Eng Ltd Automatic gain controller
JP2011166736A (en) * 2010-01-14 2011-08-25 Onkyo Corp Amplification apparatus
US8553908B2 (en) 2010-01-14 2013-10-08 Onkyo Corporation Amplification apparatus

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