JPS57159107A - Range changeover amplifier - Google Patents

Range changeover amplifier

Info

Publication number
JPS57159107A
JPS57159107A JP4461181A JP4461181A JPS57159107A JP S57159107 A JPS57159107 A JP S57159107A JP 4461181 A JP4461181 A JP 4461181A JP 4461181 A JP4461181 A JP 4461181A JP S57159107 A JPS57159107 A JP S57159107A
Authority
JP
Japan
Prior art keywords
amplifier
output
signal
variable gain
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.)
Granted
Application number
JP4461181A
Other languages
English (en)
Other versions
JPH0130324B2 (ja
Inventor
Tsutomu Hondo
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.)
Yokogawa Electric Corp
Original Assignee
Hokushin Electric Works Ltd
Yokogawa Hokushin Electric Corp
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 Hokushin Electric Works Ltd, Yokogawa Hokushin Electric Corp filed Critical Hokushin Electric Works Ltd
Priority to JP4461181A priority Critical patent/JPS57159107A/ja
Publication of JPS57159107A publication Critical patent/JPS57159107A/ja
Publication of JPH0130324B2 publication Critical patent/JPH0130324B2/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
    • H03G3/001—Digital control of analog signals

Landscapes

  • Control Of Amplification And Gain Control (AREA)
JP4461181A 1981-03-25 1981-03-25 Range changeover amplifier Granted JPS57159107A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4461181A JPS57159107A (en) 1981-03-25 1981-03-25 Range changeover amplifier

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4461181A JPS57159107A (en) 1981-03-25 1981-03-25 Range changeover amplifier

Publications (2)

Publication Number Publication Date
JPS57159107A true JPS57159107A (en) 1982-10-01
JPH0130324B2 JPH0130324B2 (ja) 1989-06-19

Family

ID=12696231

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4461181A Granted JPS57159107A (en) 1981-03-25 1981-03-25 Range changeover amplifier

Country Status (1)

Country Link
JP (1) JPS57159107A (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6372208A (ja) * 1986-09-12 1988-04-01 Nippon Colin Co Ltd 信号増幅方式
JP2010507957A (ja) * 2006-10-25 2010-03-11 センシティヴ・オブジェクト 自動利得制御回路、そのような回路を具備したシステム、及び自動利得制御方法

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6372208A (ja) * 1986-09-12 1988-04-01 Nippon Colin Co Ltd 信号増幅方式
JP2010507957A (ja) * 2006-10-25 2010-03-11 センシティヴ・オブジェクト 自動利得制御回路、そのような回路を具備したシステム、及び自動利得制御方法

Also Published As

Publication number Publication date
JPH0130324B2 (ja) 1989-06-19

Similar Documents

Publication Publication Date Title
JPS57159107A (en) Range changeover amplifier
JPS5758414A (en) Analog-to-digital conversion circuit providing agc function
JPS57202125A (en) Variable reference voltage generating circuit
JPS5658306A (en) Automatic gain control circuit
JPS54157060A (en) Logarithm converter
JPS5541012A (en) Gain control circuit
JPS5429959A (en) A-d converter
JPS56168427A (en) Analog-to-digital converter
JPS6461109A (en) Variable gain amplifier circuit
JPS5776918A (en) A/d converter
JPS56117413A (en) Digital agc system
JPS5592009A (en) Variable gain amplifier
JPS5467754A (en) Ad converter
JPS57207408A (en) High frequency power amplifier
JPS62165415A (ja) 自動ゲインコントロ−ル回路
JPS5389646A (en) Automatic gain control circuit
JPS55122679A (en) Arc welding power unit
JPS5787610A (en) Analog gain control system
JPS57186826A (en) Analog-to-digital converter
JPS5571315A (en) Limit cycle reduction system of digital filter
JPS6451714A (en) Voltage comparator circuit
JPS573420A (en) Digital phase comparison circuit
JPS5472661A (en) Analog digital converter
JPS5545235A (en) Analogue-digital converter
JPS57139845A (en) Analog input/output device