JPS58141668U - Television external input device - Google Patents
Television external input deviceInfo
- Publication number
- JPS58141668U JPS58141668U JP4005882U JP4005882U JPS58141668U JP S58141668 U JPS58141668 U JP S58141668U JP 4005882 U JP4005882 U JP 4005882U JP 4005882 U JP4005882 U JP 4005882U JP S58141668 U JPS58141668 U JP S58141668U
- Authority
- JP
- Japan
- Prior art keywords
- switches
- video
- sound
- external input
- input terminal
- 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
- Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
- Television Signal Processing For Recording (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図は本考案の基本的な構成を示すブロック説明図で
あり、第２図は本考案の一実施例を示すブロック説明図
である。同図中、
１はテレビジョンチューナ、２はテレビジョン中間周波
信号増幅器、３はビデオ検波器、４はサウンド検波器、
５は内部−外部入力スイッチ、６は外部入力端子、７は
外部入力モードスイッチ、８と９はサウンドプリアンプ
、１０はサウンドアンプ、１１はスピーカ、１２はビデ
オアンプ、１３はＣＲＴ１１４はビデオオフ回路、１ａ
〜ＩＣは端子６ａ〜６Ｃの外部入力端子群と、７ａ〜７
Ｃの外部入力モードスイッチ群と、８ａ〜８Ｃと９ａ〜
９Ｃのサウンドプリアンプ群とからなる入力端子群であ
る。FIG. 1 is a block explanatory diagram showing the basic configuration of the present invention, and FIG. 2 is a block explanatory diagram showing one embodiment of the present invention. In the figure, 1 is a television tuner, 2 is a television intermediate frequency signal amplifier, 3 is a video detector, 4 is a sound detector,
5 is an internal-external input switch, 6 is an external input terminal, 7 is an external input mode switch, 8 and 9 are sound preamplifiers, 10 is a sound amplifier, 11 is a speaker, 12 is a video amplifier, 13 is a CRT 114 is a video off circuit, 1a
~IC has external input terminal group of terminals 6a to 6C and terminals 7a to 7
C external input mode switch group, 8a to 8C and 9a to
This is an input terminal group consisting of a 9C sound preamplifier group.
Claims (1)
端子と、該ビデオ入力端子に接続され、このビデオ入力
を断続する１組のスイッチと、前記サウンド入力端子に
接続され、このサウンド入力に応じて後段のサウンド回
路にもたらす２つのサウンド信号通路のいずれかを選択
する少くとも１組のスイッチとを有し、該各組のスイッ
チヲ連＼ 動スイッチとなした外部入力モードスイッチと、前記外
部入力モードスイッチを経て入力されるビデオ信号とビ
デオ検波器の内部ビデオ信号とを選択的にビデオアンプ
に入力せしめる１組のスイッチと、前記外部入力モード
スイッチを経て入力されるサウンド信号とサウンド検波
器の内部サウンド信号とを選択的にサウンドアンプに入
力せしめる少くとも１組のスイッチとを有し、陪各組の
スイッチを連動スイッチとなした内部−外部入力切換ス
イッチと、前記外部入力端子にサウンド信号のみを受入
れ、該サウンド信号のみスピーカより放音するモードに
おいて、前記外部入力モートスインチの連動する１組の
スイッチと、前記内部−外部入力切換スイッチの連動す
る１組のスイッチとを直列に介してビデオオフ回路を動
作せしめ映像回路を不動作状態とすることを特徴とする
テレビジョンの外部入力装置。[Claims for Utility Model Registration] An external input terminal having a video input terminal and a sound input terminal, a set of switches connected to the video input terminal and connecting the video input in and out, and a set of switches connected to the sound input terminal. and at least one set of switches for selecting one of two sound signal paths to be provided to a subsequent sound circuit according to the sound input, and each set of switches is connected to an external input. a mode switch; a set of switches for selectively inputting a video signal input via the external input mode switch and an internal video signal of the video detector to the video amplifier; an internal-external input selector switch comprising at least one set of switches for selectively inputting the sound signal and the internal sound signal of the sound detector to the sound amplifier, each set of switches serving as interlocking switches; In a mode in which only a sound signal is accepted at the external input terminal and only the sound signal is emitted from the speaker, one set of interlocking switches of the external input moss switch and one set of interlocking switches of the internal-external input changeover switch. An external input device for a television, characterized in that a video off circuit is operated through a switch in series, and a video circuit is rendered inactive.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4005882U JPS58141668U (en) | 1982-03-19 | 1982-03-19 | Television external input device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4005882U JPS58141668U (en) | 1982-03-19 | 1982-03-19 | Television external input device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS58141668U true JPS58141668U (en) | 1983-09-24 |
| JPS643254Y2 JPS643254Y2 (en) | 1989-01-27 |
Family
ID=30051316
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4005882U Granted JPS58141668U (en) | 1982-03-19 | 1982-03-19 | Television external input device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58141668U (en) |
-
1982
- 1982-03-19 JP JP4005882U patent/JPS58141668U/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS643254Y2 (en) | 1989-01-27 |
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