JPH02111946U - - Google Patents
Info
- Publication number
- JPH02111946U JPH02111946U JP1932789U JP1932789U JPH02111946U JP H02111946 U JPH02111946 U JP H02111946U JP 1932789 U JP1932789 U JP 1932789U JP 1932789 U JP1932789 U JP 1932789U JP H02111946 U JPH02111946 U JP H02111946U
- Authority
- JP
- Japan
- Prior art keywords
- turned
- antenna
- modulator
- signal
- output 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.)
- Pending
Links
- 230000005236 sound signal Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
- Picture Signal Circuits (AREA)
Description
第１図は本考案の一実施例のＲＦコンバータの
ブロツク図、第２図は従来のＲＦコンバータのブ
ロツク図、第３図はＢＳチユーナの説明図である
。
FIG. 1 is a block diagram of an RF converter according to an embodiment of the present invention, FIG. 2 is a block diagram of a conventional RF converter, and FIG. 3 is an explanatory diagram of a BS tuner.
Claims (1)
ル周波数の信号に変換してアンテナ出力端子に出
力するＲＦモジユレータと、アンテナ入力端子に
入力する信号を増幅して上記アンテナ出力端子に
出力する増幅器とを具備するモジユレータ装置に
おいて、 上記アンテナ入力端子と上記アンテナ出力端子
との間をスイツチで直接接続したことを特徴とす
るモジユレータ装置。 (2) 上記スイツチが上記増幅器への電源オンで
オフ、電源オンでオフとなるようにしたことを特
徴とする実用新案登録請求の範囲第１項記載のモ
ジユレータ装置。[Claims for Utility Model Registration] (1) An RF modulator that inputs a video signal and an audio signal, converts it into a signal of a predetermined channel frequency, and outputs it to an antenna output terminal, and an RF modulator that amplifies the signal input to the antenna input terminal and 1. A modulator device comprising an amplifier that outputs an output to an antenna output terminal, characterized in that the antenna input terminal and the antenna output terminal are directly connected by a switch. (2) The modulator device according to claim 1, wherein the switch is turned off when the power to the amplifier is turned on, and turned off when the power is turned on.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1932789U JPH02111946U (en) | 1989-02-21 | 1989-02-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1932789U JPH02111946U (en) | 1989-02-21 | 1989-02-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02111946U true JPH02111946U (en) | 1990-09-07 |
Family
ID=31234738
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1932789U Pending JPH02111946U (en) | 1989-02-21 | 1989-02-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02111946U (en) |
-
1989
- 1989-02-21 JP JP1932789U patent/JPH02111946U/ja active Pending