JPS6045538U - Common backup method for FM transmitters - Google Patents
Common backup method for FM transmittersInfo
- Publication number
- JPS6045538U JPS6045538U JP13662283U JP13662283U JPS6045538U JP S6045538 U JPS6045538 U JP S6045538U JP 13662283 U JP13662283 U JP 13662283U JP 13662283 U JP13662283 U JP 13662283U JP S6045538 U JPS6045538 U JP S6045538U
- Authority
- JP
- Japan
- Prior art keywords
- transmitters
- output
- exciter
- switch
- common
- 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
- Transmitters (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図は従来のFM送信機の共通予備方式の一例を示す
ブロック図、第2図は本発明の一実施例を示すブロック
図である。
図において、1,2,1’、2’ ニブログラム信号
入力端子、3.4.3’ 、 4’ ニブログラム分
配器、7:プログラム切替器、8,9:現用送信機、1
0:共通予備送信機、11,12:高電−力用同軸切替
器、13:高電力用ダミーロード、14:Nチャネル合
成器、15:アンテナ、16.17:現用エキサイタ、
18:共通予備エキサイタ、19,20:低電力用同軸
切替器、21:低電力用ダミーロード、22,23:現
用電力増幅器。FIG. 1 is a block diagram showing an example of a common backup system of a conventional FM transmitter, and FIG. 2 is a block diagram showing an embodiment of the present invention. In the figure, 1, 2, 1', 2' Nibragram signal input terminals, 3.4.3', 4' Nibragram distributor, 7: program switch, 8, 9: working transmitter, 1
0: Common spare transmitter, 11, 12: Coaxial switch for high power, 13: Dummy load for high power, 14: N channel combiner, 15: Antenna, 16.17: Working exciter,
18: Common spare exciter, 19, 20: Low power coaxial switch, 21: Low power dummy load, 22, 23: Working power amplifier.
Claims (1)
複数のプログラム入力端子と複数の出力端子とを有し複
数の入力プログラムのうち任意の1つを選択出力するプ
ログラム切替器とを備えて、複数チャネルのプログラム
を送信するFM送信機において、前記プログラム切替器
の出力に接続された周波数を切替えることができる共通
予備エキサイタを備えて、前記複数の送信機にはそれぞ
れ現用のエキサイタの出力と前記共通予備エキサイタの
出力とを任意に切替えて現用の電力増幅器に入力させる
ことができる低電力用同軸切替器を設けて、前記共通予
備エキサイタの出力を前記複数の送信機の上記低電力用
同軸切替器に直列に′ 供給したことを特徴とするF
M送信機の共通予備方式。a plurality of transmitters consisting of exciters and power amplifiers;
In an FM transmitter that transmits programs of multiple channels, the FM transmitter includes a program switch that has a plurality of program input terminals and a plurality of output terminals and selects and outputs any one of the plurality of input programs. A common standby exciter connected to the output of the switch and capable of switching the frequency is provided, and each of the plurality of transmitters is provided with an output of the working exciter and an output of the common standby exciter, which can be arbitrarily switched to supply the working power. A low-power coaxial switch that can be input to an amplifier is provided, and the output of the common standby exciter is supplied in series to the low-power coaxial switch of the plurality of transmitters.
Common reserve method for M transmitters.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP13662283U JPS6045538U (en) | 1983-09-05 | 1983-09-05 | Common backup method for FM transmitters |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP13662283U JPS6045538U (en) | 1983-09-05 | 1983-09-05 | Common backup method for FM transmitters |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS6045538U true JPS6045538U (en) | 1985-03-30 |
Family
ID=30307126
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP13662283U Pending JPS6045538U (en) | 1983-09-05 | 1983-09-05 | Common backup method for FM transmitters |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6045538U (en) |
-
1983
- 1983-09-05 JP JP13662283U patent/JPS6045538U/en active Pending
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