JPS5939418U - selection circuit - Google Patents
selection circuitInfo
- Publication number
- JPS5939418U JPS5939418U JP13402282U JP13402282U JPS5939418U JP S5939418 U JPS5939418 U JP S5939418U JP 13402282 U JP13402282 U JP 13402282U JP 13402282 U JP13402282 U JP 13402282U JP S5939418 U JPS5939418 U JP S5939418U
- Authority
- JP
- Japan
- Prior art keywords
- selection circuit
- resistor
- switch
- resistors
- parallel
- 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ＮＦ型イコライザの回路構成を示す図、第２図
は従来のＮＦ型イコライザの時定数を選択する選択回路
の回路構成を示す回路図、第３図は本考案の一実施例を
示す回路図である。
１・・・・・・信号入力端子、２・・・・・・信号出力
端子、３−・・・・・・選択回路信号入力端子、４・・
・・・・選択回路信号出力端子、５・・・・・・選択回
路、６・・・・・・演算増幅器、？、８，９，１０．１
１−−−−−−スイッチ、Ｒｏ、 Ｒ１゜Ｒ２，Ｒ３，
Ｒ４，Ｒ６，Ｒ６，Ｒ７−・・抵抗、Ｃｏ−・・コンデ
ンサ。Fig. 1 is a diagram showing the circuit configuration of an NF type equalizer, Fig. 2 is a circuit diagram showing the circuit configuration of a selection circuit for selecting the time constant of a conventional NF type equalizer, and Fig. 3 is a diagram showing an embodiment of the present invention. FIG. 1...Signal input terminal, 2...Signal output terminal, 3-...Selection circuit signal input terminal, 4...
...Selection circuit signal output terminal, 5...Selection circuit, 6...Operation amplifier, ? , 8, 9, 10.1
1------Switch, Ro, R1゜R2, R3,
R4, R6, R6, R7-...Resistor, Co-...Capacitor.
Claims (1)
直列に接続し７、前記第１及び第２の抵抗の直列回路に
第１のスイッチを並列に接続し、前記第２及び第３の抵
抗の直列回路に第２のスイ゛ツチを並列に接続してなる
選択回路。A first resistor, a second resistor, a third resistor, and a fourth resistor are connected in series 7, a first switch is connected in parallel to the series circuit of the first and second resistors, and a first switch is connected in parallel to the series circuit of the first and second resistors. A selection circuit formed by connecting a second switch in parallel to a series circuit of second and third resistors.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13402282U JPS5939418U (en) | 1982-09-03 | 1982-09-03 | selection circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13402282U JPS5939418U (en) | 1982-09-03 | 1982-09-03 | selection circuit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5939418U true JPS5939418U (en) | 1984-03-13 |
| JPH039124Y2 JPH039124Y2 (en) | 1991-03-07 |
Family
ID=30302115
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13402282U Granted JPS5939418U (en) | 1982-09-03 | 1982-09-03 | selection circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5939418U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62145288U (en) * | 1986-03-07 | 1987-09-12 |
-
1982
- 1982-09-03 JP JP13402282U patent/JPS5939418U/en active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62145288U (en) * | 1986-03-07 | 1987-09-12 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH039124Y2 (en) | 1991-03-07 |
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