JPH0218610B2 - - Google Patents

Info

Publication number
JPH0218610B2
JPH0218610B2 JP21115981A JP21115981A JPH0218610B2 JP H0218610 B2 JPH0218610 B2 JP H0218610B2 JP 21115981 A JP21115981 A JP 21115981A JP 21115981 A JP21115981 A JP 21115981A JP H0218610 B2 JPH0218610 B2 JP H0218610B2
Authority
JP
Japan
Prior art keywords
agc
voltage
fet
amplifier
shows
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
JP21115981A
Other languages
English (en)
Japanese (ja)
Other versions
JPS58114616A (ja
Inventor
Kazuo Iguchi
Naomasa Hanano
Tsutomu Fukugahara
Masaaki Takahashi
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.)
Fujitsu Ltd
Original Assignee
Fujitsu 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 Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to JP21115981A priority Critical patent/JPS58114616A/ja
Publication of JPS58114616A publication Critical patent/JPS58114616A/ja
Publication of JPH0218610B2 publication Critical patent/JPH0218610B2/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
    • H03G3/3005—Automatic control in amplifiers having semiconductor devices in amplifiers suitable for low-frequencies, e.g. audio amplifiers
    • H03G3/301—Automatic control in amplifiers having semiconductor devices in amplifiers suitable for low-frequencies, e.g. audio amplifiers the gain being continuously variable
    • H03G3/3015—Automatic control in amplifiers having semiconductor devices in amplifiers suitable for low-frequencies, e.g. audio amplifiers the gain being continuously variable using diodes or transistors

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Control Of Amplification And Gain Control (AREA)
JP21115981A 1981-12-28 1981-12-28 Ａｇｃ増幅器 Granted JPS58114616A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP21115981A JPS58114616A (ja) 1981-12-28 1981-12-28 Ａｇｃ増幅器

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP21115981A JPS58114616A (ja) 1981-12-28 1981-12-28 Ａｇｃ増幅器

Publications (2)

Publication Number Publication Date
JPS58114616A JPS58114616A (ja) 1983-07-08
JPH0218610B2 true JPH0218610B2 (en]) 1990-04-26

Family

ID=16601366

Family Applications (1)

Application Number Title Priority Date Filing Date
JP21115981A Granted JPS58114616A (ja) 1981-12-28 1981-12-28 Ａｇｃ増幅器

Country Status (1)

Country Link
JP (1) JPS58114616A (en])

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0432214U (en]) * 1990-07-12 1992-03-16

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0432214U (en]) * 1990-07-12 1992-03-16

Also Published As

Publication number Publication date
JPS58114616A (ja) 1983-07-08

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