JPH0136723B2 - - Google Patents

Info

Publication number
JPH0136723B2
JPH0136723B2 JP57042009A JP4200982A JPH0136723B2 JP H0136723 B2 JPH0136723 B2 JP H0136723B2 JP 57042009 A JP57042009 A JP 57042009A JP 4200982 A JP4200982 A JP 4200982A JP H0136723 B2 JPH0136723 B2 JP H0136723B2
Authority
JP
Japan
Prior art keywords
circuit
transistor
voltage
terminal
power switch
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
JP57042009A
Other languages
English (en)
Japanese (ja)
Other versions
JPS58159011A (ja
Inventor
Shigeru Nakajima
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 JP57042009A priority Critical patent/JPS58159011A/ja
Publication of JPS58159011A publication Critical patent/JPS58159011A/ja
Publication of JPH0136723B2 publication Critical patent/JPH0136723B2/ja
Granted legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03GCONTROL OF AMPLIFICATION
    • H03G3/00Gain control in amplifiers or frequency changers
    • H03G3/20Automatic control
    • H03G3/30Automatic control in amplifiers having semiconductor devices
    • H03G3/34Muting amplifier when no signal is present or when only weak signals are present, or caused by the presence of noise signals, e.g. squelch systems
    • H03G3/348Muting in response to a mechanical action or to power supply variations, e.g. during tuning; Click removal circuits

Landscapes

  • Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
  • Control Of Amplification And Gain Control (AREA)
  • Amplifiers (AREA)
JP57042009A 1982-03-16 1982-03-16 ミユ−テイング回路 Granted JPS58159011A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP57042009A JPS58159011A (ja) 1982-03-16 1982-03-16 ミユ−テイング回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57042009A JPS58159011A (ja) 1982-03-16 1982-03-16 ミユ−テイング回路

Publications (2)

Publication Number Publication Date
JPS58159011A JPS58159011A (ja) 1983-09-21
JPH0136723B2 true JPH0136723B2 (US07923587-20110412-C00001.png) 1989-08-02

Family

ID=12624178

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57042009A Granted JPS58159011A (ja) 1982-03-16 1982-03-16 ミユ−テイング回路

Country Status (1)

Country Link
JP (1) JPS58159011A (US07923587-20110412-C00001.png)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0673522B2 (ja) * 1985-11-12 1994-09-21 松下電器産業株式会社 超音波診断用音響発生装置
JP3112522B2 (ja) * 1991-09-11 2000-11-27 ローム株式会社 オーディオ信号増幅回路

Also Published As

Publication number Publication date
JPS58159011A (ja) 1983-09-21

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