JPS59147333U - antenna circuit - Google Patents
antenna circuitInfo
- Publication number
- JPS59147333U JPS59147333U JP4008183U JP4008183U JPS59147333U JP S59147333 U JPS59147333 U JP S59147333U JP 4008183 U JP4008183 U JP 4008183U JP 4008183 U JP4008183 U JP 4008183U JP S59147333 U JPS59147333 U JP S59147333U
- Authority
- JP
- Japan
- Prior art keywords
- terminal
- impedance
- antenna circuit
- cable
- terminals
- 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
- Structure Of Receivers (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３００Ωのケーブルを接続した際の従来のアン
テナ端子板の平面図、第２図は第１図の接続回路図、第
３図は７５Ωのケーブルを接続した際の従来のアンテナ
端子板の平面図、第４図乃至第６図は本考案の一実施例
を示す図で、第４図は３００Ωのケーブルを接続した際
のアンテナ端子板の平面図、第５図は第４図の接続回路
図、第６図は７５Ωのケーブルを接続した際のアンテナ
端子板の平面図である。
１・・・アンテナ端子板、２・・・３００Ωのケーブル
、３．４・・・ネジ、６・・・端子、７・・・７５Ωの
ケブル、８．９・・・ネジ、１０・・・押え金具、１１
・・・端子、１２・・・ネジ、１３．１４・・・端子、
１５・・・切換金具、１６・・・ネジ、１７・・・イン
ピーダンス変換器、１８・・・押え金具、１９・・・端
子、２０・・・ネジ、２１・・・端子、２２・・・ネジ
。Figure 1 is a plan view of a conventional antenna terminal board when a 300Ω cable is connected, Figure 2 is a connection circuit diagram of Figure 1, and Figure 3 is a conventional antenna terminal board when a 75Ω cable is connected. Figures 4 to 6 are diagrams showing one embodiment of the present invention. Figure 4 is a plane view of the antenna terminal board when a 300Ω cable is connected, and Figure 5 is the diagram of Figure 4. The connection circuit diagram, FIG. 6, is a plan view of the antenna terminal plate when a 75Ω cable is connected. 1... Antenna terminal board, 2... 300Ω cable, 3.4... Screw, 6... Terminal, 7... 75Ω cable, 8.9... Screw, 10... Presser metal fitting, 11
...Terminal, 12...Screw, 13.14...Terminal,
15... Switching metal fitting, 16... Screw, 17... Impedance converter, 18... Holding metal fitting, 19... Terminal, 20... Screw, 21... Terminal, 22... screw.
Claims (1)
第２の端子と、第２のインピーダンスのケーブルを接続
する第３および第４の端子と、上記第１および第２の端
子に入力側が接続され、上記第３の端子と第５の端子に
出力側が接続されたインピーダンス変換器とを具備する
アンテナ回路において、 上記第３の端子および上記第４の端子あるいは上記第５
の端子を短絡し、上記第３の端子を上記第５の端子に短
絡する際に上記第２のインピーダンスのケーブルのシー
ルド線を押さえる押え金具を含むことを特徴とするアン
テナ回路。[Claims for Utility Model Registration] First and second terminals for connecting a cable of a first impedance, third and fourth terminals for connecting a cable of a second impedance, and first and second terminals for connecting a cable of a second impedance; An antenna circuit comprising an impedance converter having an input side connected to the terminal and an output side connected to the third terminal and the fifth terminal, wherein the third terminal and the fourth terminal or the fifth terminal are connected to the impedance converter.
An antenna circuit characterized in that the antenna circuit includes a holding metal fitting that holds down the shield wire of the cable of the second impedance when short-circuiting the terminals of the terminal and short-circuiting the third terminal to the fifth terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4008183U JPS59147333U (en) | 1983-03-19 | 1983-03-19 | antenna circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4008183U JPS59147333U (en) | 1983-03-19 | 1983-03-19 | antenna circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59147333U true JPS59147333U (en) | 1984-10-02 |
Family
ID=30170713
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4008183U Pending JPS59147333U (en) | 1983-03-19 | 1983-03-19 | antenna circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59147333U (en) |
-
1983
- 1983-03-19 JP JP4008183U patent/JPS59147333U/en active Pending
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