JPS5876219U - Frequency characteristic variable circuit - Google Patents
Frequency characteristic variable circuitInfo
- Publication number
- JPS5876219U JPS5876219U JP17069381U JP17069381U JPS5876219U JP S5876219 U JPS5876219 U JP S5876219U JP 17069381 U JP17069381 U JP 17069381U JP 17069381 U JP17069381 U JP 17069381U JP S5876219 U JPS5876219 U JP S5876219U
- Authority
- JP
- Japan
- Prior art keywords
- frequency characteristic
- variable circuit
- characteristic variable
- audio signal
- signal line
- 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
Landscapes
- Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は本考案の一実施例の回路図、第２図は電圧制御
可変抵抗素子の特性図、第３図ａは周波数特性可変部分
の入力信号レベル犬侍の等価回路図、ｂは入力信号レベ
ル小時の等価回路図、第４図は第１図に示した回路の周
波数特性図である。Fig. 1 is a circuit diagram of an embodiment of the present invention, Fig. 2 is a characteristic diagram of a voltage-controlled variable resistance element, Fig. 3 a is an equivalent circuit diagram of the input signal level Inusamurai of the frequency characteristic variable part, and b is an input signal FIG. 4, which is an equivalent circuit diagram when the level is small, is a frequency characteristic diagram of the circuit shown in FIG. 1.
Claims (1)
インピーダンス素子に接続され上記音声信号ラインの入
力側の信号のレベルに応じて内部抵抗を変化させる電圧
制御可変抵抗素子とで成り、入力信号のレベルに応じて
周波数特性が変化することを特徴とする周波数特性可変
回路。It consists of an impedance element connected to the audio signal line, and a voltage-controlled variable resistance element connected to the impedance element and which changes its internal resistance according to the level of the signal on the input side of the audio signal line. A frequency characteristic variable circuit characterized in that the frequency characteristic changes according to the frequency characteristic.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17069381U JPS5876219U (en) | 1981-11-18 | 1981-11-18 | Frequency characteristic variable circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17069381U JPS5876219U (en) | 1981-11-18 | 1981-11-18 | Frequency characteristic variable circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5876219U true JPS5876219U (en) | 1983-05-23 |
Family
ID=29962641
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17069381U Pending JPS5876219U (en) | 1981-11-18 | 1981-11-18 | Frequency characteristic variable circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5876219U (en) |
-
1981
- 1981-11-18 JP JP17069381U patent/JPS5876219U/en active Pending
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