JPS6082828U - Boost amount switching circuit in tone control amplifier - Google Patents
Boost amount switching circuit in tone control amplifierInfo
- Publication number
- JPS6082828U JPS6082828U JP17379883U JP17379883U JPS6082828U JP S6082828 U JPS6082828 U JP S6082828U JP 17379883 U JP17379883 U JP 17379883U JP 17379883 U JP17379883 U JP 17379883U JP S6082828 U JPS6082828 U JP S6082828U
- Authority
- JP
- Japan
- Prior art keywords
- switching circuit
- switch
- control amplifier
- tone control
- boost amount
- 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
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) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第1図は従来の増幅器におけるブースト量切り換え回路
を示す回路図、第2図は本考案に係る増幅器におけるブ
ースト量切り換え回路の実施例を示す回路図である。
A:アンプ、S工:第1のスイッチ、S2:第2のスイ
ッチ、R□:第1の抵抗、R2:第2の抵抗、AO:出
力端、OUT:外部端子。FIG. 1 is a circuit diagram showing a boost amount switching circuit in a conventional amplifier, and FIG. 2 is a circuit diagram showing an embodiment of a boost amount switching circuit in an amplifier according to the present invention. A: amplifier, S: first switch, S2: second switch, R□: first resistor, R2: second resistor, AO: output terminal, OUT: external terminal.
Claims (1)
介して外部端子側に出力されるようになっているトーン
コントロール増幅器におけるブースト量切り換え回路で
あって、 上記出力端からの信号を第1の抵抗を介して上記反転入
力端に入力し得るようになっている第1′ のスイ
ッチと、該第1のスイッチと連動的に動作し、上記外部
端子からの信号を第2の抵抗を介して上記第1のスイッ
チと第1の抵抗との接続点に供給し得るようになってい
る第2のスイッチとを備えていることを特徴とするブー
スト量切り換え回路。[Claims for Utility Model Registration] A boost amount switching circuit for a tone control amplifier having an inverting input terminal and outputting an output signal from the output terminal to an external terminal via a resistor. , a first switch configured to input a signal from the output terminal to the inverting input terminal via a first resistor, and a first switch operating in conjunction with the first switch, and a second switch configured to be able to supply a signal from the first switch to a connection point between the first switch and the first resistor via a second resistor. switching circuit.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP17379883U JPS6082828U (en) | 1983-11-11 | 1983-11-11 | Boost amount switching circuit in tone control amplifier |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP17379883U JPS6082828U (en) | 1983-11-11 | 1983-11-11 | Boost amount switching circuit in tone control amplifier |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6082828U true JPS6082828U (en) | 1985-06-08 |
JPH0224260Y2 JPH0224260Y2 (en) | 1990-07-03 |
Family
ID=30378519
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP17379883U Granted JPS6082828U (en) | 1983-11-11 | 1983-11-11 | Boost amount switching circuit in tone control amplifier |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6082828U (en) |
-
1983
- 1983-11-11 JP JP17379883U patent/JPS6082828U/en active Granted
Also Published As
Publication number | Publication date |
---|---|
JPH0224260Y2 (en) | 1990-07-03 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JPS6082828U (en) | Boost amount switching circuit in tone control amplifier | |
JPS599619U (en) | amplifier circuit | |
JPS5843032U (en) | filter circuit | |
JPS6093331U (en) | switch circuit | |
JPS6019222U (en) | Amplifier with direct function switch | |
JPS59169117U (en) | Loudness control circuit | |
JPS6013591U (en) | display control circuit | |
JPS59180211U (en) | Device connection switching circuit | |
JPS5811334U (en) | analog switch circuit | |
JPS582719U (en) | microphone mixing circuit | |
JPS59147313U (en) | amplifier circuit | |
JPS6030047U (en) | Microcomputer program runaway prevention circuit | |
JPS60136543U (en) | electronic control circuit | |
JPS6074320U (en) | Electronic equipment output switching circuit | |
JPS6050524U (en) | General purpose amplifier | |
JPS59177212U (en) | amplifier | |
JPS58174702U (en) | Microcomputer manual switch unit | |
JPS58132410U (en) | rear equalizer circuit | |
JPS5996916U (en) | variable gain amplifier circuit | |
JPS5840914U (en) | oscillation circuit | |
JPS6145707U (en) | Signal switching circuit | |
JPS59144916U (en) | Tone control circuit | |
JPS59183015U (en) | amplifier | |
JPS5933336U (en) | Simple digital to analog converter | |
JPS5881616U (en) | Output voltage adjustment circuit |