JPS5925822U - Frequency characteristic adjustment circuit - Google Patents
Frequency characteristic adjustment circuitInfo
- Publication number
- JPS5925822U JPS5925822U JP11365782U JP11365782U JPS5925822U JP S5925822 U JPS5925822 U JP S5925822U JP 11365782 U JP11365782 U JP 11365782U JP 11365782 U JP11365782 U JP 11365782U JP S5925822 U JPS5925822 U JP S5925822U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- adjustment circuit
- frequency
- frequency characteristic
- characteristic adjustment
- 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
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図は本考案の基本的構成を示すブロック図、第２図
は本考案に用いるフィルタ特性の一例を示す線図、第３
図は本考案による低域減衰及び増強特性の一例を示す線
図、第４図は本考案による高域減衰及び増強特性の一例
を示す線図、第５図は本考案による低域音質調整回路の
例を示す回路図、第７図は本考案による高域音質調整回
路の例を示す略式回路図、第６、第８及び第９図は連動
可変抵抗器の例を示す接続図である。
１・・・・・・入力端子、２・・・・・・低域通過フィ
ルタ、または高域通過フィルタ、３．８・・・・・・演
算回路、４・・・・・・加算器、５・・・・・・出力端
子、Ｘ、 Ｙ及びＸ、ｚ−・・・・・・遮断周波数可変
手段。Figure 1 is a block diagram showing the basic configuration of the present invention, Figure 2 is a diagram showing an example of filter characteristics used in the present invention, and Figure 3 is a diagram showing an example of filter characteristics used in the present invention.
The figure is a diagram showing an example of the low frequency attenuation and enhancement characteristics according to the present invention, Figure 4 is a diagram showing an example of the high frequency attenuation and enhancement characteristics according to the present invention, and Figure 5 is a low frequency sound quality adjustment circuit according to the present invention. FIG. 7 is a schematic circuit diagram showing an example of a high-frequency sound quality adjustment circuit according to the present invention, and FIGS. 6, 8, and 9 are connection diagrams showing examples of interlocking variable resistors. 1... Input terminal, 2... Low pass filter or high pass filter, 3.8... Arithmetic circuit, 4... Adder, 5... Output terminal, X, Y and X, z-... Cutoff frequency variable means.
Claims (1)
段の直列接続回路を通して得られる信号と、上記入力信
号を第２の演算手段を通して得られる信号とを加算して
出力信号とすることにより、高域又は低域を増強する回
路において、上記第２の演算回路の掛算係数をＫとする
とき第１の演算回路の掛算係数をｌ−にとし、上記フィ
ルタの遮断周波数を上記演算回路の掛算回路の掛算係数
におけるＫの値に比例又は反比例して変化させる遮断周
波数可変手段を設けたことを特徴とする周波数特性調整
回路。By adding a signal obtained by passing an input signal through a series connection circuit of a low-pass or high-pass filter and a first calculation means and a signal obtained by passing the input signal through a second calculation means to obtain an output signal. , in a circuit for enhancing high or low frequencies, when the multiplication coefficient of the second arithmetic circuit is K, the multiplication coefficient of the first arithmetic circuit is l-, and the cutoff frequency of the filter is set as 1. A frequency characteristic adjustment circuit comprising cut-off frequency variable means for changing the cut-off frequency in proportion or inverse proportion to the value of K in the multiplication coefficient of the multiplication circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11365782U JPS5925822U (en) | 1982-07-26 | 1982-07-26 | Frequency characteristic adjustment circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11365782U JPS5925822U (en) | 1982-07-26 | 1982-07-26 | Frequency characteristic adjustment circuit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5925822U true JPS5925822U (en) | 1984-02-17 |
| JPH0230909Y2 JPH0230909Y2 (en) | 1990-08-21 |
Family
ID=30263017
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11365782U Granted JPS5925822U (en) | 1982-07-26 | 1982-07-26 | Frequency characteristic adjustment circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5925822U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013183185A1 (en) * | 2012-06-04 | 2013-12-12 | 三菱電機株式会社 | Frequency characteristic transformation device |
| WO2013183102A1 (en) * | 2012-06-04 | 2013-12-12 | 三菱電機株式会社 | Signal processing device |
-
1982
- 1982-07-26 JP JP11365782U patent/JPS5925822U/en active Granted
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013183185A1 (en) * | 2012-06-04 | 2013-12-12 | 三菱電機株式会社 | Frequency characteristic transformation device |
| WO2013183102A1 (en) * | 2012-06-04 | 2013-12-12 | 三菱電機株式会社 | Signal processing device |
| WO2013183103A1 (en) * | 2012-06-04 | 2013-12-12 | 三菱電機株式会社 | Frequency characteristic transformation device |
| CN104025619A (en) * | 2012-06-04 | 2014-09-03 | 三菱电机株式会社 | Signal processing device |
| JPWO2013183102A1 (en) * | 2012-06-04 | 2016-01-21 | 三菱電機株式会社 | Signal processing device |
| CN104025619B (en) * | 2012-06-04 | 2017-10-27 | 三菱电机株式会社 | Signal processing apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0230909Y2 (en) | 1990-08-21 |
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