JPS59177245U - receiver antenna circuit - Google Patents
receiver antenna circuitInfo
- Publication number
- JPS59177245U JPS59177245U JP7088783U JP7088783U JPS59177245U JP S59177245 U JPS59177245 U JP S59177245U JP 7088783 U JP7088783 U JP 7088783U JP 7088783 U JP7088783 U JP 7088783U JP S59177245 U JPS59177245 U JP S59177245U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- wired
- signal transmission
- antenna
- wireless
- 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
- Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (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) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は本考案によるアンテナ回路の第１実施例を示す
電気回路図、第２図は本考案によるアンテナ回路の第２
実施例を示す電気回路図である。
１・・・アンテナ入力回路、２・・・チューナ回路、３
・・・アンテナ入力端子、４・・・出力端子、９・・・
ＦＭトラップ回路、１０・・・アイソレーションアンプ
、１１・・・有線信号伝送回路、１２・・・無線信号伝
送回路、１３． １４． ２０・・・切換スイッチ回路
、２４・・・チャンネル選択回路、２５・・・マイクロ
コンピュータ。FIG. 1 is an electric circuit diagram showing a first embodiment of the antenna circuit according to the present invention, and FIG. 2 is an electric circuit diagram showing a second embodiment of the antenna circuit according to the present invention.
FIG. 2 is an electrical circuit diagram showing an example. 1... Antenna input circuit, 2... Tuner circuit, 3
...Antenna input terminal, 4...Output terminal, 9...
FM trap circuit, 10... Isolation amplifier, 11... Wired signal transmission circuit, 12... Wireless signal transmission circuit, 13. 14. 20... Changeover switch circuit, 24... Channel selection circuit, 25... Microcomputer.
Claims (3)
入力端子と、チューナ回路へ結合される出力端子との間
に、アイソレーションアンプを挿入した有線信号伝送回
路と、アイソレーションアンプを有しない無線信号伝送
回路とを互いに並列に設け、これら有線信号伝送回路と
無線信、号伝送回路の入力側と出力側に、有線モードと
無線モードの切換えに応じて切換えられる切換スイッチ
回路を設けてなることを特徴とする受信機のアンテナ回
路。(1) A wired signal transmission circuit with an isolation amplifier inserted between one antenna input terminal that inputs wired signals and wireless signals and an output terminal coupled to the tuner circuit; wireless signal transmission circuits that are not connected to each other are provided in parallel with each other, and changeover switch circuits are provided on the input side and output side of these wired signal transmission circuits and wireless signal transmission circuits, which can be switched according to switching between the wired mode and the wireless mode. A receiver antenna circuit characterized by:
ドの切換表示制御信号の切換スイッチ回路を連動して設
けてなる実用新案登録請求の範囲第１項記載の受信機の
アンテナ回路。(2) The antenna circuit for a receiver according to claim 1, wherein the changeover switch circuit is provided with a changeover switch circuit for a changeover display control signal between a wired mode and a wireless mode.
プ回路を挿入してなる実用新案登録請求の範囲第１項ま
たは第２項記載の受信機のアンテナ回路。(3) An antenna circuit for a receiver according to claim 1 or 2, which includes an FM trap circuit inserted between an antenna input terminal and an output terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7088783U JPS59177245U (en) | 1983-05-12 | 1983-05-12 | receiver antenna circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7088783U JPS59177245U (en) | 1983-05-12 | 1983-05-12 | receiver antenna circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59177245U true JPS59177245U (en) | 1984-11-27 |
Family
ID=30201038
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7088783U Pending JPS59177245U (en) | 1983-05-12 | 1983-05-12 | receiver antenna circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59177245U (en) |
-
1983
- 1983-05-12 JP JP7088783U patent/JPS59177245U/en active Pending
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