JPS60170311A - 雑音低減装置の電圧検出回路 - Google Patents

雑音低減装置の電圧検出回路

Info

Publication number
JPS60170311A
JPS60170311A JP2442484A JP2442484A JPS60170311A JP S60170311 A JPS60170311 A JP S60170311A JP 2442484 A JP2442484 A JP 2442484A JP 2442484 A JP2442484 A JP 2442484A JP S60170311 A JPS60170311 A JP S60170311A
Authority
JP
Japan
Prior art keywords
transistor
circuit
collector
transistors
resistor
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
JP2442484A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0331288B2 (enExample
Inventor
Koichi Tanaka
康一 田中
Takeshi Kuwajima
桑島　健
Kiyoshi Amasawa
天沢　清
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.)
NEC Corp
Faurecia Clarion Electronics Co Ltd
Original Assignee
Clarion Co Ltd
NEC Corp
Nippon Electric 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, NEC Corp, Nippon Electric Co Ltd filed Critical Clarion Co Ltd
Priority to JP2442484A priority Critical patent/JPS60170311A/ja
Publication of JPS60170311A publication Critical patent/JPS60170311A/ja
Publication of JPH0331288B2 publication Critical patent/JPH0331288B2/ja
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

Landscapes

  • Control Of Amplification And Gain Control (AREA)
  • Noise Elimination (AREA)
JP2442484A 1984-02-14 1984-02-14 雑音低減装置の電圧検出回路 Granted JPS60170311A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2442484A JPS60170311A (ja) 1984-02-14 1984-02-14 雑音低減装置の電圧検出回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2442484A JPS60170311A (ja) 1984-02-14 1984-02-14 雑音低減装置の電圧検出回路

Publications (2)

Publication Number Publication Date
JPS60170311A true JPS60170311A (ja) 1985-09-03
JPH0331288B2 JPH0331288B2 (enExample) 1991-05-02

Family

ID=12137769

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2442484A Granted JPS60170311A (ja) 1984-02-14 1984-02-14 雑音低減装置の電圧検出回路

Country Status (1)

Country Link
JP (1) JPS60170311A (enExample)

Also Published As

Publication number Publication date
JPH0331288B2 (enExample) 1991-05-02

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