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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