JPS62146312U - - Google Patents
Info
- Publication number
- JPS62146312U JPS62146312U JP3406086U JP3406086U JPS62146312U JP S62146312 U JPS62146312 U JP S62146312U JP 3406086 U JP3406086 U JP 3406086U JP 3406086 U JP3406086 U JP 3406086U JP S62146312 U JPS62146312 U JP S62146312U
- Authority
- JP
- Japan
- Prior art keywords
- equalizer circuit
- boost
- damping
- resonance sharpness
- characteristic
- 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
Links
- 238000013016 damping Methods 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 6
Landscapes
- Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
- Networks Using Active Elements (AREA)
Description
第１図は本考案の実施例を示すイコライザ回路
の特性図、第２図は本考案の実施例を示す回路図
、第３図は第２図のブースト時における等価回路
図、第４図は第２図のカツト時における等価回路
図、第５図は従来のグラフイツクイコライザ回路
の特性図、第６図は従来のグラフイツクイコライ
ザ回路の回路図である。
なお、図面に用いた符号において、２……オペ
アンプ、Ｒ３，Ｒ４……抵抗、Ｒ２……可変抵抗
、Ｚ……インピーダンスである。
Fig. 1 is a characteristic diagram of an equalizer circuit showing an embodiment of the present invention, Fig. 2 is a circuit diagram showing an embodiment of the invention, Fig. 3 is an equivalent circuit diagram of Fig. 2 during boosting, and Fig. 4 is FIG. 2 is an equivalent circuit diagram at the time of cutting, FIG. 5 is a characteristic diagram of a conventional graphic equalizer circuit, and FIG. 6 is a circuit diagram of a conventional graphic equalizer circuit. In addition, in the symbols used in the drawings, 2... operational amplifier, R3 , R4 ... resistance, R2 ... variable resistance, Z... impedance.
Claims (1)
特性とを有するイコライザ回路において、 上記減衰特性における共振鋭度を上記ブースト
特性の共振鋭度より高くする手段を設けたことを
特徴とするイコライザ回路。[Claims for Utility Model Registration] In an equalizer circuit having boost characteristics and damping characteristics for a predetermined center frequency, a means is provided to make the resonance sharpness of the damping characteristic higher than the resonance sharpness of the boost characteristic. An equalizer circuit featuring:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986034060U JPH0533064Y2 (en) | 1986-03-10 | 1986-03-10 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986034060U JPH0533064Y2 (en) | 1986-03-10 | 1986-03-10 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62146312U true JPS62146312U (en) | 1987-09-16 |
| JPH0533064Y2 JPH0533064Y2 (en) | 1993-08-24 |
Family
ID=30842250
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1986034060U Expired - Lifetime JPH0533064Y2 (en) | 1986-03-10 | 1986-03-10 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0533064Y2 (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60229412A (en) * | 1984-04-26 | 1985-11-14 | Toa Tokushu Denki Kk | Sound quality adjusting circuit |
-
1986
- 1986-03-10 JP JP1986034060U patent/JPH0533064Y2/ja not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60229412A (en) * | 1984-04-26 | 1985-11-14 | Toa Tokushu Denki Kk | Sound quality adjusting circuit |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0533064Y2 (en) | 1993-08-24 |
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