JPS5373944A - Variable gain amplifier - Google Patents

Variable gain amplifier

Info

Publication number
JPS5373944A
JPS5373944A JP14943976A JP14943976A JPS5373944A JP S5373944 A JPS5373944 A JP S5373944A JP 14943976 A JP14943976 A JP 14943976A JP 14943976 A JP14943976 A JP 14943976A JP S5373944 A JPS5373944 A JP S5373944A
Authority
JP
Japan
Prior art keywords
variable gain
gain amplifier
controlling
dynamic range
variable
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
JP14943976A
Other languages
Japanese (ja)
Inventor
Hiroyuki Kimura
Isao Fukushima
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP14943976A priority Critical patent/JPS5373944A/en
Publication of JPS5373944A publication Critical patent/JPS5373944A/en
Pending legal-status Critical Current

Links

Landscapes

  • Control Of Amplification And Gain Control (AREA)

Abstract

PURPOSE: To achieve a variable gain and variable dynamic range amplifier by combining the properties of both the active amplifier capable of controlling the gain and the differential amplifier capable of controlling the dynamic range.
COPYRIGHT: (C)1978,JPO&Japio
JP14943976A 1976-12-14 1976-12-14 Variable gain amplifier Pending JPS5373944A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14943976A JPS5373944A (en) 1976-12-14 1976-12-14 Variable gain amplifier

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14943976A JPS5373944A (en) 1976-12-14 1976-12-14 Variable gain amplifier

Publications (1)

Publication Number Publication Date
JPS5373944A true JPS5373944A (en) 1978-06-30

Family

ID=15475130

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14943976A Pending JPS5373944A (en) 1976-12-14 1976-12-14 Variable gain amplifier

Country Status (1)

Country Link
JP (1) JPS5373944A (en)

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