JPH0241506U - - Google Patents
Info
- Publication number
- JPH0241506U JPH0241506U JP11980488U JP11980488U JPH0241506U JP H0241506 U JPH0241506 U JP H0241506U JP 11980488 U JP11980488 U JP 11980488U JP 11980488 U JP11980488 U JP 11980488U JP H0241506 U JPH0241506 U JP H0241506U
- Authority
- JP
- Japan
- Prior art keywords
- contact
- voltage
- miute
- generates
- audio output
- 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
- 238000010586 diagram Methods 0.000 description 2
- 239000004020 conductor Substances 0.000 description 1
Landscapes
- Amplifiers (AREA)
- Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
- Tumbler Switches (AREA)
Description
第１図は本考案に係る音声ミユート回路の一実
施例を示す説明図、第２図は従来の音声ミユート
回路を示す回路図である。
１０……ＡＣプラグ、１１……整流器、１２…
…スイツチ、１３……スイツチボツクス、１４…
…可動部、１５，１６，１９，２１……接点、１
７……導電体、１８，２０……突片、２２……マ
イコン、２３……音声出力回路。
FIG. 1 is an explanatory diagram showing an embodiment of the audio mute circuit according to the present invention, and FIG. 2 is a circuit diagram showing a conventional audio mute circuit. 10... AC plug, 11... Rectifier, 12...
...Switch, 13...Switchbox, 14...
...Movable part, 15, 16, 19, 21...Contact, 1
7... Conductor, 18, 20... Projection piece, 22... Microcomputer, 23... Audio output circuit.
Claims (1)
触又は非接触することによりオンオフして前記主
電源電圧の発生を制御するメインスイツチと、 前記可動部に設けられる第３の接点と、 前記メインスイツチをオフにする前記可動部の
移動により前記第１及び第２の接点同士が非接触
となる前に前記第３の接点に接触する第４の接点
と、 この第３及び第４の接点同士が接触することに
よりミユート電圧を発生し、このミユート電圧を
音声出力回路に供給して音声の出力を停止させる
ミユート電圧発生手段とを具備したことを特徴と
する音声ミユート回路。[Claims for Utility Model Registration] A power supply circuit that generates the main power voltage, and a movable part that turns on and off when the first and second contacts come into contact or non-contact with each other to generate the main power voltage. a main switch to be controlled; a third contact provided on the movable section; a fourth contact that comes into contact with the contact; and a miute voltage that generates a miute voltage when the third and fourth contacts come into contact with each other, and supplies this miute voltage to the audio output circuit to stop audio output. 1. A sound mute circuit comprising a generating means.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11980488U JPH0241506U (en) | 1988-09-14 | 1988-09-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11980488U JPH0241506U (en) | 1988-09-14 | 1988-09-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0241506U true JPH0241506U (en) | 1990-03-22 |
Family
ID=31365355
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11980488U Pending JPH0241506U (en) | 1988-09-14 | 1988-09-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0241506U (en) |
-
1988
- 1988-09-14 JP JP11980488U patent/JPH0241506U/ja active Pending