JPS6133484B2 - - Google Patents

Info

Publication number
JPS6133484B2
JPS6133484B2 JP55035888A JP3588880A JPS6133484B2 JP S6133484 B2 JPS6133484 B2 JP S6133484B2 JP 55035888 A JP55035888 A JP 55035888A JP 3588880 A JP3588880 A JP 3588880A JP S6133484 B2 JPS6133484 B2 JP S6133484B2
Authority
JP
Japan
Prior art keywords
resistor
slider
operational amplifier
filter circuit
input terminal
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
JP55035888A
Other languages
English (en)
Japanese (ja)
Other versions
JPS56132009A (en
Inventor
Masaru Kajita
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.)
Nippon Atsudenki KK
Original Assignee
Nippon Atsudenki KK
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 Nippon Atsudenki KK filed Critical Nippon Atsudenki KK
Priority to JP3588880A priority Critical patent/JPS56132009A/ja
Publication of JPS56132009A publication Critical patent/JPS56132009A/ja
Publication of JPS6133484B2 publication Critical patent/JPS6133484B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G5/00—Tone control or bandwidth control in amplifiers
    • H03G5/02—Manually-operated control
    • H03G5/04—Manually-operated control in untuned amplifiers

Landscapes

  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
JP3588880A 1980-03-21 1980-03-21 Tone control device Granted JPS56132009A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3588880A JPS56132009A (en) 1980-03-21 1980-03-21 Tone control device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3588880A JPS56132009A (en) 1980-03-21 1980-03-21 Tone control device

Publications (2)

Publication Number Publication Date
JPS56132009A JPS56132009A (en) 1981-10-16
JPS6133484B2 true JPS6133484B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1986-08-02

Family

ID=12454548

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3588880A Granted JPS56132009A (en) 1980-03-21 1980-03-21 Tone control device

Country Status (1)

Country Link
JP (1) JPS56132009A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS599620U (ja) * 1982-07-08 1984-01-21 三洋電機株式会社 グラフイツクイコライザ回路
JPH03214915A (ja) * 1990-01-19 1991-09-20 Nippon Atsudenki Kk トーンコントロール装置

Also Published As

Publication number Publication date
JPS56132009A (en) 1981-10-16

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