JPS63113379U - - Google Patents
Info
- Publication number
- JPS63113379U JPS63113379U JP1987004354U JP435487U JPS63113379U JP S63113379 U JPS63113379 U JP S63113379U JP 1987004354 U JP1987004354 U JP 1987004354U JP 435487 U JP435487 U JP 435487U JP S63113379 U JPS63113379 U JP S63113379U
- Authority
- JP
- Japan
- Prior art keywords
- switch
- modulation device
- built
- vtr
- power supply
- 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
- 230000005236 sound signal Effects 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 6
Description
第１図は本案の一実施例のブロツクダイアグラ
ム、第２図は第１図に図示する本案の一実施例に
於て、ＶＴＲに一般ＴＶを接続した場合を示すブ
ロツクダイアグラム、第３図は第１図に図示する
本案の一実施例に於ける電源切換兼用チヤンネル
切換スイツチを構成する各素子の配列及び動作の
関係を示す図、第４図は従来のＶＴＲに一般ＴＶ
を接続したときのブロツクダイアグラム、第５図
は従来のＶＴＲにＡＶテレビジヨンを接続したと
きのブロツクダイアグラムである。
符号説明、１……ＶＴＲ、２……ＲＦ変調装置
、３……電源切換兼用チヤンネル切換スイツチ、
４……電源、５……映像信号源、６……音声信号
源、７……ＶＴＲ．ＴＶモード切換スイツチ、８
……チヤンネル切換スイツチ、９……ＲＦスイツ
チ、１０……シールドケース、１１……映像入力
端子、１２……音声入力端子、１３……ＡＶテレ
ビジヨン、１４……ＶＴＲチユーナ、１５……ア
ンテナ、１６……アンテナ端子、１７……ＡＶ．
ＴＶ内蔵スイツチ、１８……一般ＴＶ、１９……
電源切換スイツチ。
Fig. 1 is a block diagram of an embodiment of the present invention, Fig. 2 is a block diagram showing a case where a general TV is connected to a VTR in an embodiment of the invention shown in Fig. 1, and Fig. 3 is a block diagram of an embodiment of the present invention shown in Fig. 1. Figure 1 is a diagram showing the arrangement and operational relationship of each element constituting a power supply/channel selection switch in an embodiment of the present invention, and Figure 4 is a diagram showing the relationship between the arrangement and operation of each element constituting a power supply/channel selection switch in an embodiment of the present invention.
Figure 5 is a block diagram when an AV television is connected to a conventional VTR. Description of symbols, 1...VTR, 2...RF modulation device, 3...Channel selection switch that also serves as power supply changeover,
4...Power supply, 5...Video signal source, 6...Audio signal source, 7...VTR. TV mode selector switch, 8
... Channel selection switch, 9 ... RF switch, 10 ... Shield case, 11 ... Video input terminal, 12 ... Audio input terminal, 13 ... AV television, 14 ... VTR tuner, 15 ... Antenna, 16...Antenna terminal, 17...AV.
TV built-in switch, 18... General TV, 19...
Power selector switch.
Claims (1)
するＲＦ変調装置において、ＲＦ変調装置の電源
切換スイツチとチヤンネル切換スイツチとを１個
のスイツチで兼用し、このスイツチをＲＦ変調装
置を内蔵するシールドケース内に収容したことを
特徴とする切換スイツチ内蔵ＲＦ変調装置。 In an RF modulation device that converts video and audio signals such as a VTR into a TV signal, a shield case with a built-in RF modulation device in which a single switch serves as both the power supply switch and channel selection switch of the RF modulation device. An RF modulator with a built-in changeover switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987004354U JPH0756541Y2 (en) | 1987-01-14 | 1987-01-14 | RF modulator with built-in selector switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987004354U JPH0756541Y2 (en) | 1987-01-14 | 1987-01-14 | RF modulator with built-in selector switch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63113379U true JPS63113379U (en) | 1988-07-21 |
| JPH0756541Y2 JPH0756541Y2 (en) | 1995-12-25 |
Family
ID=30784945
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987004354U Expired - Lifetime JPH0756541Y2 (en) | 1987-01-14 | 1987-01-14 | RF modulator with built-in selector switch |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0756541Y2 (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5952977A (en) * | 1982-09-20 | 1984-03-27 | Sony Corp | Rf converter |
| JPS6032866U (en) * | 1983-08-10 | 1985-03-06 | 関西日本電気株式会社 | RF modulator |
-
1987
- 1987-01-14 JP JP1987004354U patent/JPH0756541Y2/en not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5952977A (en) * | 1982-09-20 | 1984-03-27 | Sony Corp | Rf converter |
| JPS6032866U (en) * | 1983-08-10 | 1985-03-06 | 関西日本電気株式会社 | RF modulator |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0756541Y2 (en) | 1995-12-25 |
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