JPS609346U - antenna circuit - Google Patents

antenna circuit

Info

Publication number
JPS609346U
JPS609346U JP10089983U JP10089983U JPS609346U JP S609346 U JPS609346 U JP S609346U JP 10089983 U JP10089983 U JP 10089983U JP 10089983 U JP10089983 U JP 10089983U JP S609346 U JPS609346 U JP S609346U
Authority
JP
Japan
Prior art keywords
antenna
jack
impedance filter
head plug
connect
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.)
Granted
Application number
JP10089983U
Other languages
Japanese (ja)
Other versions
JPH0141248Y2 (en
Inventor
勉 佐藤
Original Assignee
ソニー株式会社
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by ソニー株式会社 filed Critical ソニー株式会社
Priority to JP10089983U priority Critical patent/JPS609346U/en
Publication of JPS609346U publication Critical patent/JPS609346U/en
Application granted granted Critical
Publication of JPH0141248Y2 publication Critical patent/JPH0141248Y2/ja
Granted legal-status Critical Current

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

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本考案アンテナ回路の一実施例を示す結線図、
第２図は本考案に用いるフィルタの特性曲線図である。 １はロッドアンテナ、２は３積重頭プラグ用ジャック、
３は外部アンテナ用低インピーダンスフィルタ、４はロ
ッドアンテナ用高インピーダンスフィルタ、１２はバー
アンテナ、１３は増幅器、１６は外部アンテナである。FIG. 1 is a wiring diagram showing an embodiment of the antenna circuit of the present invention.
FIG. 2 is a characteristic curve diagram of the filter used in the present invention. 1 is a rod antenna, 2 is a jack for 3 stacked head plugs,
3 is a low impedance filter for an external antenna, 4 is a high impedance filter for a rod antenna, 12 is a bar antenna, 13 is an amplifier, and 16 is an external antenna.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] ロッドアンテナと、該ロッドアンテナ用高インピーダン
スフィルタと、外部アンテナ用低インピータンスフィル
タと、バーアンテナと、該パーアンテナの誘起電圧の供
給される増幅器と、３積重頭プラグ用ジャックとを具備
し、該３積重頭プラグ用ジャックの第１の接片に上記ロ
ンドアンテナ並ひに該ロッドアンテナ用高インピーダン
スフィルタ及び上記外部アンテナ用低インピーダンスフ
ィルタの各高電位側を接続し、上記３積重頭プラグ用ジ
ャックの第２の接片に上記外部アンテナ用低インピータ
ンスフィルタの低電位側を接続し、上記３積重頭プラグ
用ジャックの共通接片に上記ロッドアンテナ用高インピ
ーダンスフィルタの低電位側を接続すると共に、上記３
積重頭プラグ用ジャックへの２極単頭プラグの挿入に応
動して上記増幅器を不動作にする手段を設けたことを特
徴とするアンテナ回路。comprising a rod antenna, a high impedance filter for the rod antenna, a low impedance filter for the external antenna, a bar antenna, an amplifier to which the induced voltage of the par antenna is supplied, and a jack for a three-stack head plug, Connect the high potential sides of the above-mentioned Rondo antenna, the high impedance filter for the rod antenna, and the low impedance filter for the external antenna to the first contact piece of the jack for the 3-stack head plug, and Connect the low potential side of the low impedance filter for the external antenna to the second contact piece of the jack, and connect the low potential side of the high impedance filter for the rod antenna to the common contact piece of the jack for the three stacked head plugs. Along with 3 above
An antenna circuit comprising means for disabling the amplifier in response to insertion of a two-pole single-head plug into a stacked-head plug jack.
JP10089983U 1983-06-29 1983-06-29 antenna circuit Granted JPS609346U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10089983U JPS609346U (en) 1983-06-29 1983-06-29 antenna circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10089983U JPS609346U (en) 1983-06-29 1983-06-29 antenna circuit

Publications (2)

Publication Number Publication Date
JPS609346U true JPS609346U (en) 1985-01-22
JPH0141248Y2 JPH0141248Y2 (en) 1989-12-06

Family

ID=30238495

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10089983U Granted JPS609346U (en) 1983-06-29 1983-06-29 antenna circuit

Country Status (1)

Country Link
JP (1) JPS609346U (en)

Also Published As

Publication number Publication date
JPH0141248Y2 (en) 1989-12-06

Similar Documents

Publication Publication Date Title
JPS609346U (en) antenna circuit
JPS59138182U (en) Dummy plug with built-in resistor
JPS59168981U (en) Printed circuit board connector
JPS60181986U (en) stereo playback device
JPS5881875U (en) microphone jack
JPS6066195U (en) Microphone signal amplification circuit
JPS603681U (en) streamlined spark plug
JPS59117152U (en) IC socket
JPS60109277U (en) Lead wire with jack
JPS58149807U (en) mixing circuit
JPS5895516U (en) Stereo connection cord
JPS59164177U (en) connector
JPS5876290U (en) External speaker connection device
JPS5883894U (en) jack circuit
JPS5967864U (en) Printed circuit board connector
JPS6027590U (en) headphone
JPS60192516U (en) Electronics
JPS58152085U (en) Sound device with speaker
JPS59115675U (en) IC board electrode structure
JPS58114516U (en) Recording input circuit
JPS6128102U (en) Recording/playback circuit
JPS58122313U (en) coaxial cable
JPS59149387U (en) Multiple pin plug
JPS60183902U (en) Tape recorder input circuit
JPS59154785U (en) banana plug