JPS609343U - Chuna's viewing system - Google Patents
Chuna's viewing systemInfo
- Publication number
- JPS609343U JPS609343U JP9969483U JP9969483U JPS609343U JP S609343 U JPS609343 U JP S609343U JP 9969483 U JP9969483 U JP 9969483U JP 9969483 U JP9969483 U JP 9969483U JP S609343 U JPS609343 U JP S609343U
- Authority
- JP
- Japan
- Prior art keywords
- control signal
- turned
- output
- detection means
- amplifier
- 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
Landscapes
- Noise Elimination (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) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第1図は従来例を示す図、第2図は本考案の実施例を示
す図、第3図は第2図の具体例を示す図、第4図は第3
図の各都電圧波形を示す図である。
1・・・・・・アンプ、2・・・・・・ミューティング
回路、6・・・・・・トリガー検出回路、7・・・・・
・スイッチ、8・・・・・・ −Sメータ回路。FIG. 1 is a diagram showing a conventional example, FIG. 2 is a diagram showing an embodiment of the present invention, FIG. 3 is a diagram showing a specific example of FIG. 2, and FIG. 4 is a diagram showing a third example.
It is a figure which shows the voltage waveform in each city of a figure. 1...Amplifier, 2...Muting circuit, 6...Trigger detection circuit, 7...
・Switch, 8... -S meter circuit.
Claims (1)
ーパルス検出手段と、前記検出手段によって駆動するミ
ューティング手段と、前記検出手段とアンプの出力間に
介在し制御信号によってオン・オフするスイッチ手段と
、前記制御信号としてスイッチ手段に供給するSメータ
出力手段とから成り、前記スイッチ手段は制御信号の発
生によって一定期間の時定数でオンからオフとなり、パ
ルス性の制御信号に対しては瞬時にオフとなるようにし
たことを特徴とするチューナのミューティングシステム
。a trigger pulse detection means for detecting a trigger pulse from an output signal of an amplifier; a muting means driven by the detection means; a switch means interposed between the detection means and the output of the amplifier and turned on/off by a control signal; and an S meter output means for supplying a control signal to the switch means, and the switch means is turned from on to off with a time constant of a certain period by the generation of the control signal, and is turned off instantaneously in response to a pulsed control signal. A tuner muting system characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9969483U JPS609343U (en) | 1983-06-28 | 1983-06-28 | Chuna's viewing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9969483U JPS609343U (en) | 1983-06-28 | 1983-06-28 | Chuna's viewing system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS609343U true JPS609343U (en) | 1985-01-22 |
Family
ID=30236154
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9969483U Pending JPS609343U (en) | 1983-06-28 | 1983-06-28 | Chuna's viewing system |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS609343U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2017538355A (en) * | 2014-12-04 | 2017-12-21 | チンタオ ゴーアテック テクノロジー カンパニー リミテッドQingdao Goertek Technology Co., Ltd. | Audio processing circuit and wire control earphone for removing earphone insertion / extraction noise |
-
1983
- 1983-06-28 JP JP9969483U patent/JPS609343U/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2017538355A (en) * | 2014-12-04 | 2017-12-21 | チンタオ ゴーアテック テクノロジー カンパニー リミテッドQingdao Goertek Technology Co., Ltd. | Audio processing circuit and wire control earphone for removing earphone insertion / extraction noise |
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