JPS59183051U - Multi-band receiver antenna circuit - Google Patents
Multi-band receiver antenna circuitInfo
- Publication number
- JPS59183051U JPS59183051U JP7630583U JP7630583U JPS59183051U JP S59183051 U JPS59183051 U JP S59183051U JP 7630583 U JP7630583 U JP 7630583U JP 7630583 U JP7630583 U JP 7630583U JP S59183051 U JPS59183051 U JP S59183051U
- Authority
- JP
- Japan
- Prior art keywords
- band
- antenna circuit
- band receiver
- receiver antenna
- short
- 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) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第1図は従来の複数バンド受信機のアンテナ回路を示す
回路図、第2図はブツシュ型切換スイッチの設定位置を
表示するための回路図、第3図は来者実業の一実施例を
示す回路図、第4図イ9口は中波バンド受信時及び短波
バンド受信時に於ける第3図の等節回略図、第5図は本
考案の他の実施例を示す回路図である。
L□・・・・・・短波バンド用アンテナコイル、”2・
・・・・・中波バンド用アンテナコイル、1□−□、1
22・・・・・・中波バンド用アンテナコイルの1次側
巻線及び2次(IR線、S2・・・・・・バンド切換ス
イッチ、Q□・・・・・・ス −イツチングトラ
ンジスタ。Fig. 1 is a circuit diagram showing the antenna circuit of a conventional multi-band receiver, Fig. 2 is a circuit diagram for displaying the setting position of a bush type changeover switch, and Fig. 3 is an example of an embodiment of a conventional multi-band receiver. The circuit diagram in FIG. 4A is a schematic diagram of FIG. 3 during medium wave band reception and short wave band reception, and FIG. 5 is a circuit diagram showing another embodiment of the present invention. L□・・・・・・Antenna coil for short wave band, “2・
...Antenna coil for medium wave band, 1□-□, 1
22...Primary winding and secondary winding of medium wave band antenna coil (IR wire, S2...Band selection switch, Q□...Switching transistor .
Claims (2)
受信機に於いて、第1バンド受信時第2バンド用アンテ
ナコイルの1次側巻線を短絡するためのスイッチと、該
スイッチにて側御され第1パッド受信時前記第2バンド
用アンテナコイルの2次側巻線を短絡する半導体スイッ
チング素子とを設けてなる複数バンド受信機のアンテナ
回路。(1) In a multi-band receiver having at least first and second bands, a switch for short-circuiting the primary winding of the antenna coil for the second band when receiving the first band; an antenna circuit for a multi-band receiver, comprising: a semiconductor switching element that is controlled and short-circuits a secondary winding of the second band antenna coil when receiving a first pad;
バンドであることを特徴とする実用新案登録請求の範囲
第1項記載の複数バンド受信機のアンテナ回路。(2) The antenna circuit for a multi-band receiver according to claim 1, wherein the first band is a short wave band and the second band is a medium wave band.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7630583U JPS59183051U (en) | 1983-05-20 | 1983-05-20 | Multi-band receiver antenna circuit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7630583U JPS59183051U (en) | 1983-05-20 | 1983-05-20 | Multi-band receiver antenna circuit |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS59183051U true JPS59183051U (en) | 1984-12-06 |
Family
ID=30206352
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP7630583U Pending JPS59183051U (en) | 1983-05-20 | 1983-05-20 | Multi-band receiver antenna circuit |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS59183051U (en) |
-
1983
- 1983-05-20 JP JP7630583U patent/JPS59183051U/en active Pending
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