JPS6234817U - - Google Patents
Info
- Publication number
- JPS6234817U JPS6234817U JP12731485U JP12731485U JPS6234817U JP S6234817 U JPS6234817 U JP S6234817U JP 12731485 U JP12731485 U JP 12731485U JP 12731485 U JP12731485 U JP 12731485U JP S6234817 U JPS6234817 U JP S6234817U
- Authority
- JP
- Japan
- Prior art keywords
- resistor
- capacitor
- frequency
- center tap
- variable resistor
- 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
- 239000003990 capacitor Substances 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
Description
第１図は本考案に係るラウドネスコントロール
回路の一実施例を示す電気回路図、第２図は同上
回路における周波数特性図、第３図は従来の一般
的なラウドネスコントロール回路を示す電気回路
図、第４図は斯る従来回路における周波数特性図
である。
ＶＲ１１：センタータツプ付音量調整用可変抵
抗器、Ｃ１１，Ｃ１２：コンデンサ、Ｒ１２，Ｒ
１３：抵抗、ＶＲ１２：可変抵抗器。
FIG. 1 is an electric circuit diagram showing an embodiment of the loudness control circuit according to the present invention, FIG. 2 is a frequency characteristic diagram of the same circuit, and FIG. 3 is an electric circuit diagram showing a conventional general loudness control circuit. FIG. 4 is a frequency characteristic diagram of such a conventional circuit. VR 11 : Volume adjustment variable resistor with center tap, C 11 , C 12 : Capacitor, R 12 , R
13 : Resistor, VR 12 : Variable resistor.
Claims (1)
センタータツプとアース間に低域用の抵抗とコン
デンサを、又、上記センタータツプと信号ライン
間に高域用の抵抗とコンデンサを接続し音量によ
つて周波数特性を変化させるものにおいて、 上記高域用の抵抗とコンデンサの間とアース間
に可変抵抗器を設け、かつ、 斯る可変抵抗器の摺動端子を上記低域用の抵抗
とコンデンサ間に接続して成るラウドネスコント
ロール回路。[Scope of claim for utility model registration] A resistor and a capacitor for low frequency between the center tap and the ground of the volume adjustment variable resistor with center tap, and a resistor and a capacitor for high frequency between the center tap and the signal line. A variable resistor is installed between the high-frequency resistor and the capacitor and between the ground, and a sliding terminal of the variable resistor is used to change the frequency characteristics depending on the volume by connecting a resistor and a capacitor. A loudness control circuit consisting of the above-mentioned low frequency resistor and capacitor connected between them.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12731485U JPS6234817U (en) | 1985-08-20 | 1985-08-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12731485U JPS6234817U (en) | 1985-08-20 | 1985-08-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6234817U true JPS6234817U (en) | 1987-02-28 |
Family
ID=31021944
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12731485U Pending JPS6234817U (en) | 1985-08-20 | 1985-08-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6234817U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0251416U (en) * | 1988-10-03 | 1990-04-11 |
-
1985
- 1985-08-20 JP JP12731485U patent/JPS6234817U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0251416U (en) * | 1988-10-03 | 1990-04-11 |
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