JPH0331288B2 - - Google Patents

Info

Publication number
JPH0331288B2
JPH0331288B2 JP2442484A JP2442484A JPH0331288B2 JP H0331288 B2 JPH0331288 B2 JP H0331288B2 JP 2442484 A JP2442484 A JP 2442484A JP 2442484 A JP2442484 A JP 2442484A JP H0331288 B2 JPH0331288 B2 JP H0331288B2
Authority
JP
Japan
Prior art keywords
transistor
circuit
collector
transistors
connection point
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
JP2442484A
Other languages
English (en)
Japanese (ja)
Other versions
JPS60170311A (ja
Inventor
Koichi Tanaka
Takeshi Kuwajima
Kyoshi Amasawa
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
Original Assignee
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 Nippon Electric Co Ltd filed Critical Nippon Electric 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 JPS60170311A (ja) 1985-09-03
JPH0331288B2 true JPH0331288B2 (OSRAM) 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 (OSRAM)

Also Published As

Publication number Publication date
JPS60170311A (ja) 1985-09-03

Similar Documents

Publication Publication Date Title
KR950010479B1 (ko) 액티브필터
US4888502A (en) Variable bandwidth filter
JPS614310A (ja) レベルシフト回路
EP0048260A1 (en) Analog integrated filter circuit
JP3003600B2 (ja) Ｆｍ復調回路
JPH06224689A (ja) 低周波及び超低周波応用装置のためのｒｃフィルタ
US3660679A (en) Transistor circuit
USRE30839E (en) Monostable multivibrator
JPH0331288B2 (OSRAM)
JPS585594B2 (ja) 整流回路
US4511853A (en) Differential amplifier circuit having improved control signal filtering
US3467910A (en) Amplifying arrangement having automatic gain control
JPH0438567Y2 (OSRAM)
JPH0453065Y2 (OSRAM)
JPH0527282B2 (OSRAM)
JPH0286221A (ja) 受信機とトーン・コントロール回路
JPH0325085B2 (OSRAM)
JP3099679B2 (ja) 低域ろ波回路
JP2750776B2 (ja) グラフィックイコライザ回路
JPS6312600Y2 (OSRAM)
JPS61295701A (ja) 差動増幅回路型検波器
JPH02257713A (ja) レベルシフト回路
JPH0534847B2 (OSRAM)
JPS6229926B2 (OSRAM)
JPS6034289B2 (ja) 利得制御装置