JPS6111007B2 - - Google Patents

Info

Publication number
JPS6111007B2
JPS6111007B2 JP53053334A JP5333478A JPS6111007B2 JP S6111007 B2 JPS6111007 B2 JP S6111007B2 JP 53053334 A JP53053334 A JP 53053334A JP 5333478 A JP5333478 A JP 5333478A JP S6111007 B2 JPS6111007 B2 JP S6111007B2
Authority
JP
Japan
Prior art keywords
attenuation
operation switch
attenuator
resistive
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.)
Expired
Application number
JP53053334A
Other languages
English (en)
Japanese (ja)
Other versions
JPS54144854A (en
Inventor
Masao Tomita
Seiji Fujisawa
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP5333478A priority Critical patent/JPS54144854A/ja
Publication of JPS54144854A publication Critical patent/JPS54144854A/ja
Publication of JPS6111007B2 publication Critical patent/JPS6111007B2/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)
JP5333478A 1978-05-04 1978-05-04 Controller for signal amount Granted JPS54144854A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5333478A JPS54144854A (en) 1978-05-04 1978-05-04 Controller for signal amount

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5333478A JPS54144854A (en) 1978-05-04 1978-05-04 Controller for signal amount

Publications (2)

Publication Number Publication Date
JPS54144854A JPS54144854A (en) 1979-11-12
JPS6111007B2 true JPS6111007B2 (en, 2012) 1986-04-01

Family

ID=12939832

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5333478A Granted JPS54144854A (en) 1978-05-04 1978-05-04 Controller for signal amount

Country Status (1)

Country Link
JP (1) JPS54144854A (en, 2012)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59195821U (ja) * 1983-06-14 1984-12-26 ナカミチ株式会社 音量調整装置
JP2656251B2 (ja) * 1987-03-27 1997-09-24 株式会社東芝 信号レベル調整回路及び信号レベル調整方法
JPH05275946A (ja) * 1992-03-30 1993-10-22 Mitsubishi Electric Corp ゲインコントロールアンプ

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5312352B2 (en, 2012) * 1972-09-04 1978-04-28
JPS5347881Y2 (en, 2012) * 1973-03-08 1978-11-16

Also Published As

Publication number Publication date
JPS54144854A (en) 1979-11-12

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