JPS60132045U - radio receiver antenna circuit - Google Patents
radio receiver antenna circuitInfo
- Publication number
- JPS60132045U JPS60132045U JP2001484U JP2001484U JPS60132045U JP S60132045 U JPS60132045 U JP S60132045U JP 2001484 U JP2001484 U JP 2001484U JP 2001484 U JP2001484 U JP 2001484U JP S60132045 U JPS60132045 U JP S60132045U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- coil
- broadcast receiving
- receiving circuit
- radio receiver
- 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
- Details Of Aerials (AREA)
- 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) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来のアンテナ回路図、第２図は本考案のラジ
オ受信機のアンテナ回路図、第３図は本考案の一部模型
図である。
１５・・・高周波増幅回路、１７・・・混合回路、１９
・・・中間周波回路、２０・・・高周波回路、２２・・
・中間周波回路、２３・・・低周波増幅回路、２４・・
・バーアンテナ、２６・・・第１コイル、２７・・・第
２コイル、２８・・・第３コイル、３０・・・ヘッドホ
ンジャック、３１．３２・・・接片、３７，３８・・・
ヘッドホンコード、４０・・・放音部。FIG. 1 is a conventional antenna circuit diagram, FIG. 2 is an antenna circuit diagram of a radio receiver according to the present invention, and FIG. 3 is a partial model diagram of the present invention. 15... High frequency amplifier circuit, 17... Mixing circuit, 19
...Intermediate frequency circuit, 20...High frequency circuit, 22...
・Intermediate frequency circuit, 23...Low frequency amplification circuit, 24...
・Bar antenna, 26... 1st coil, 27... 2nd coil, 28... 3rd coil, 30... headphone jack, 31. 32... contact piece, 37, 38...
Headphone cord, 40...Sound emitting part.
Claims (1)
送受信回路又はＡＭ放送受信回路よりの音声信号を増幅
する低周波増幅回路と、該低周波増幅回路で増幅された
音声信号を取出すヘッドホンシャックとを備えるものに
おいて、バーアンテナのバーに第１コイルと、互いに重
畳され且つ同径、同巻数を有する第２コイル及び第３コ
イルとを夫々巻回し、前記第１コイルをＡＭ放送受信回
路に接続し、第２コイルを低周波増幅回路の出力側とヘ
ッドホンジャックの一接片とに接続し、第３コイルをア
ースとヘッドホンジャックの前記と異なる接片とに接続
し、該異なる接片を前記ＦＭ放送受信回路の入力側に接
続したことを特徴とするラジオ受信機のアンテナ回路。An FM broadcast receiving circuit, an AM broadcast receiving circuit, a low frequency amplifying circuit for amplifying the audio signal from the FM broadcast receiving circuit or the AM broadcast receiving circuit, and a headphone shack for extracting the audio signal amplified by the low frequency amplifying circuit. A first coil is wound around a bar of a bar antenna, and a second coil and a third coil that are overlapped with each other and have the same diameter and the same number of turns are respectively wound, and the first coil is connected to an AM broadcast receiving circuit. Connect the second coil to the output side of the low frequency amplification circuit and one contact piece of the headphone jack, connect the third coil to the ground and a different contact piece of the headphone jack, and connect the different contact piece. An antenna circuit for a radio receiver, characterized in that the antenna circuit is connected to the input side of the FM broadcast receiving circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2001484U JPS60132045U (en) | 1984-02-14 | 1984-02-14 | radio receiver antenna circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2001484U JPS60132045U (en) | 1984-02-14 | 1984-02-14 | radio receiver antenna circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS60132045U true JPS60132045U (en) | 1985-09-04 |
Family
ID=30510113
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2001484U Pending JPS60132045U (en) | 1984-02-14 | 1984-02-14 | radio receiver antenna circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60132045U (en) |
-
1984
- 1984-02-14 JP JP2001484U patent/JPS60132045U/en active Pending
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