JPH0439724U - - Google Patents
Info
- Publication number
- JPH0439724U JPH0439724U JP8102990U JP8102990U JPH0439724U JP H0439724 U JPH0439724 U JP H0439724U JP 8102990 U JP8102990 U JP 8102990U JP 8102990 U JP8102990 U JP 8102990U JP H0439724 U JPH0439724 U JP H0439724U
- Authority
- JP
- Japan
- Prior art keywords
- control circuit
- operational amplifier
- circuit
- tone control
- tone
- 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.)
- Pending
Links
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
Description
第１図はこの考案の第１の実施例であるトーン
コントロール回路を示す回路図、第２図は同トー
ンコントロール回路の特性を示すゲイン線図、第
３図はこの考案の第２の実施例であるトーンコン
トロール回路を示す回路図、第４図は同トーンコ
ントロール回路の特性を示すゲイン線図、第５図
は従来のトーンコントロール回路の例を示す回路
図である。
１……演算増幅器。
Figure 1 is a circuit diagram showing a tone control circuit that is the first embodiment of this invention, Figure 2 is a gain diagram showing the characteristics of the tone control circuit, and Figure 3 is a second embodiment of this invention. FIG. 4 is a gain diagram showing the characteristics of the tone control circuit, and FIG. 5 is a circuit diagram showing an example of a conventional tone control circuit. 1...Operation amplifier.
Claims (1)
器の入力回路に高音域コトロール回路を設け、前
記演算増幅器の出力回路に低音域コントロール回
路を設けたことを特徴とするトーンコントロール
回路。 ２ トーンコントロール回路を構成する演算増幅
器の入力回路に低音域コントロール回路を設け、
前記演算増幅器の出力回路に高音域コントロール
回路を設けたことを特徴とするトーンコントロー
ル回路。[Claims for Utility Model Registration] 1. A tone control circuit characterized in that a high frequency control circuit is provided in the input circuit of an operational amplifier constituting the tone control circuit, and a low frequency control circuit is provided in the output circuit of the operational amplifier. . 2. A low frequency control circuit is provided in the input circuit of the operational amplifier that constitutes the tone control circuit,
A tone control circuit characterized in that a treble range control circuit is provided in the output circuit of the operational amplifier.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8102990U JPH0439724U (en) | 1990-07-30 | 1990-07-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8102990U JPH0439724U (en) | 1990-07-30 | 1990-07-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0439724U true JPH0439724U (en) | 1992-04-03 |
Family
ID=31626607
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8102990U Pending JPH0439724U (en) | 1990-07-30 | 1990-07-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0439724U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS517809U (en) * | 1974-07-05 | 1976-01-21 | ||
| JPS5459060A (en) * | 1977-10-20 | 1979-05-12 | Torio Kk | Tone control circuit |
-
1990
- 1990-07-30 JP JP8102990U patent/JPH0439724U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS517809U (en) * | 1974-07-05 | 1976-01-21 | ||
| JPS5459060A (en) * | 1977-10-20 | 1979-05-12 | Torio Kk | Tone control circuit |
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