JPS59101574U - Subscriber TV converter output circuit - Google Patents
Subscriber TV converter output circuitInfo
- Publication number
- JPS59101574U JPS59101574U JP19776882U JP19776882U JPS59101574U JP S59101574 U JPS59101574 U JP S59101574U JP 19776882 U JP19776882 U JP 19776882U JP 19776882 U JP19776882 U JP 19776882U JP S59101574 U JPS59101574 U JP S59101574U
- Authority
- JP
- Japan
- Prior art keywords
- converter
- circuit
- output
- subscriber
- output circuit
- 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
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) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来の加入者ＴＶのコンバータ出力回路側、第
２図および第３図は第１図の実際のスイッチング等価回
路、第４図は本考案による加入者ＴＶのコンバータ出力
回路の実施例を示す。
図中、１はシャーシ、２は入力端子、３はコンバータ、
４は制御回路、５はスイッチ回路、６はバイパスフィル
タ、７は出力端子を夫々示す。Fig. 1 shows the converter output circuit side of a conventional subscriber TV, Figs. 2 and 3 show actual switching equivalent circuits of Fig. 1, and Fig. 4 shows an embodiment of the converter output circuit of a subscriber TV according to the present invention. shows. In the figure, 1 is the chassis, 2 is the input terminal, 3 is the converter,
4 is a control circuit, 5 is a switch circuit, 6 is a bypass filter, and 7 is an output terminal.
Claims (1)
と、該コンバータの出力をオンオフするスイッチ回路と
、該スイッチ回路のオンオフ動作を制御する制御回路を
備えた加入者ＴＶのコンバータ出力回路において、前記
スイッチ回路の出力側にハイ・パス・フ、イルタをもう
け、該フィルタ。 のアース回路中に、前記コンバータからの通過させよう
とする前記ＶＨ’Ｆ出力信号に共振させた共振回路をも
う１す、前記スイッチ回路のオフ時において前記フィル
タのアース側から前記コンバータの出力に向−〕で前記
ＶＨＦ出力信号がリークすることを遮断するよう構成し
たことを特徴とする加入者ＴＶのコンバータ出力回路。[Claims for Utility Model Registration] A subscriber TV equipped with a converter that converts an input signal into a constant VHF output signal, a switch circuit that turns on and off the output of the converter, and a control circuit that controls the on/off operation of the switch circuit. In the converter output circuit, a high pass filter is provided on the output side of the switch circuit, and the filter. In the ground circuit of the converter, there is another resonant circuit that resonates with the VH'F output signal to be passed from the converter, and when the switch circuit is off, the ground side of the filter is connected to the output of the converter. 1. A converter output circuit for a subscriber TV, characterized in that the converter output circuit is configured to block leakage of the VHF output signal in the opposite direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19776882U JPS59101574U (en) | 1982-12-25 | 1982-12-25 | Subscriber TV converter output circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19776882U JPS59101574U (en) | 1982-12-25 | 1982-12-25 | Subscriber TV converter output circuit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59101574U true JPS59101574U (en) | 1984-07-09 |
| JPH0119500Y2 JPH0119500Y2 (en) | 1989-06-06 |
Family
ID=30423258
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19776882U Granted JPS59101574U (en) | 1982-12-25 | 1982-12-25 | Subscriber TV converter output circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59101574U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008236442A (en) * | 2007-03-21 | 2008-10-02 | Synclayer Inc | Optical terminal device, and notice broadcast system using same |
-
1982
- 1982-12-25 JP JP19776882U patent/JPS59101574U/en active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008236442A (en) * | 2007-03-21 | 2008-10-02 | Synclayer Inc | Optical terminal device, and notice broadcast system using same |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0119500Y2 (en) | 1989-06-06 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS59101574U (en) | Subscriber TV converter output circuit | |
| JPS6017071U (en) | RF modulator | |
| JPS5843032U (en) | filter circuit | |
| JPS58191707U (en) | Muting circuit for audio equipment | |
| JPS58169744U (en) | VHF tuner input tuning circuit | |
| JPS59137647U (en) | high frequency switch circuit | |
| JPS609338U (en) | High frequency switching device | |
| JPS619968U (en) | Television receiver audio switching circuit | |
| JPS6121134U (en) | VHF tuner input circuit | |
| JPS593640U (en) | Muting control circuit | |
| JPS5942629U (en) | automatic tone control circuit | |
| JPS6064634U (en) | High frequency switching circuit | |
| JPS617141U (en) | antenna input circuit | |
| JPS5914435U (en) | Radio receiver intermediate frequency bandwidth switching circuit | |
| JPS5834448U (en) | Intermediate frequency bandwidth switching circuit | |
| JPS5811372U (en) | High frequency switching circuit | |
| JPS58161366U (en) | Television receiver input circuit | |
| JPS588213U (en) | High frequency switching circuit | |
| JPS5963898U (en) | Bias oscillation switching circuit | |
| JPS5973823U (en) | Loudness control circuit | |
| JPS5922531U (en) | Tuner device | |
| JPS58190811U (en) | Multiplex filter control circuit | |
| JPS58139780U (en) | television receiver | |
| JPS5917652U (en) | VHF tuner input circuit | |
| JPS58129707U (en) | Amplifier circuit switching circuit |