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
Links
- 230000003321 amplification Effects 0.000 description 4
- 238000003199 nucleic acid amplification method Methods 0.000 description 4
- 230000002238 attenuated effect Effects 0.000 description 3
- 239000003990 capacitor Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
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)
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 (zh) | 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 (zh) |
Families Citing this family (2)
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 |
-
1980
- 1980-03-21 JP JP3588880A patent/JPS56132009A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS56132009A (en) | 1981-10-16 |
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