JPS52149055A - Gain control circuit - Google Patents

Gain control circuit

Info

Publication number
JPS52149055A
JPS52149055A JP6553976A JP6553976A JPS52149055A JP S52149055 A JPS52149055 A JP S52149055A JP 6553976 A JP6553976 A JP 6553976A JP 6553976 A JP6553976 A JP 6553976A JP S52149055 A JPS52149055 A JP S52149055A
Authority
JP
Japan
Prior art keywords
control circuit
gain control
spurious
attenuate
tuning
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
JP6553976A
Other languages
Japanese (ja)
Other versions
JPS5719888B2 (en
Inventor
Shiro Horii
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 JP6553976A priority Critical patent/JPS52149055A/en
Publication of JPS52149055A publication Critical patent/JPS52149055A/en
Publication of JPS5719888B2 publication Critical patent/JPS5719888B2/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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Control Of Amplification And Gain Control (AREA)
  • Noise Elimination (AREA)

Abstract

PURPOSE:To attenuate the abnormal sound and spurious which occur at the sudden tuning or detuning time against the broadcast signal of the intensive electric field.
JP6553976A 1976-06-07 1976-06-07 Gain control circuit Granted JPS52149055A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6553976A JPS52149055A (en) 1976-06-07 1976-06-07 Gain control circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6553976A JPS52149055A (en) 1976-06-07 1976-06-07 Gain control circuit

Publications (2)

Publication Number Publication Date
JPS52149055A true JPS52149055A (en) 1977-12-10
JPS5719888B2 JPS5719888B2 (en) 1982-04-24

Family

ID=13289910

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6553976A Granted JPS52149055A (en) 1976-06-07 1976-06-07 Gain control circuit

Country Status (1)

Country Link
JP (1) JPS52149055A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5571306A (en) * 1978-11-24 1980-05-29 Sanyo Electric Co Ltd Agc circuit

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5571306A (en) * 1978-11-24 1980-05-29 Sanyo Electric Co Ltd Agc circuit
JPS6046887B2 (en) * 1978-11-24 1985-10-18 三洋電機株式会社 AGC circuit

Also Published As

Publication number Publication date
JPS5719888B2 (en) 1982-04-24

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