JPS60158349U - Multi-band receiver antenna input circuit - Google Patents

Multi-band receiver antenna input circuit

Info

Publication number
JPS60158349U
JPS60158349U JP4600884U JP4600884U JPS60158349U JP S60158349 U JPS60158349 U JP S60158349U JP 4600884 U JP4600884 U JP 4600884U JP 4600884 U JP4600884 U JP 4600884U JP S60158349 U JPS60158349 U JP S60158349U
Authority
JP
Japan
Prior art keywords
series circuit
input circuit
antenna input
band receiver
receiver antenna
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
JP4600884U
Other languages
Japanese (ja)
Other versions
JPH0227643Y2 (en
Inventor
飯島　和美
Original Assignee
三洋電機株式会社
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 三洋電機株式会社 filed Critical 三洋電機株式会社
Priority to JP4600884U priority Critical patent/JPS60158349U/en
Publication of JPS60158349U publication Critical patent/JPS60158349U/en
Application granted granted Critical
Publication of JPH0227643Y2 publication Critical patent/JPH0227643Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Electronic Switches (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図は従来の多バンド受信機のアンテナ入力回路図、
及び第２図は本考案の一実施例を示す回路図である。゛ 主な図番の説明、Ｕ・・・直列−路、ｉ６，１７・・・
アンテナコイル、１８・・・スイッチング素子、２０・
・・直流カット用コンデンサ、又１・・・バッファ回路
。Figure 1 is an antenna input circuit diagram of a conventional multiband receiver.
and FIG. 2 are circuit diagrams showing one embodiment of the present invention.゛Explanation of main drawing numbers, U...Series-Route, i6, 17...
Antenna coil, 18... Switching element, 20.
...DC cut capacitor, and 1...buffer circuit.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 互いに直列接続される複数のアンテナコイルから成る直
列回路と、前記アンテナコイル同志のそれぞれの接続点
に接続され、受信する放送バンドに応じてオン・オフさ
れるスイッチング素子と、前記直列回路の一端とアース
間に挿入される直流カット用コンデンサとを備え、前記
直列回路の他端から出力信号を取り出し、前記直列回路
と直流カット用コンデンサとの接続点に直流電圧を印加
し、前記アンテナコイルを介して前記スイッチング素子
に逆バイアスをかけることを特徴とする多バンド受信機
のアンテナ入力回路。A series circuit consisting of a plurality of antenna coils connected in series with each other, a switching element connected to each connection point of the antenna coils and turned on and off according to the broadcast band to be received, and one end of the series circuit. and a DC cutting capacitor inserted between the ground, extracting the output signal from the other end of the series circuit, applying a DC voltage to the connection point between the series circuit and the DC cutting capacitor, and applying the DC voltage to the connection point between the series circuit and the DC cutting capacitor. An antenna input circuit for a multi-band receiver, characterized in that reverse bias is applied to the switching element.
JP4600884U 1984-03-29 1984-03-29 Multi-band receiver antenna input circuit Granted JPS60158349U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4600884U JPS60158349U (en) 1984-03-29 1984-03-29 Multi-band receiver antenna input circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4600884U JPS60158349U (en) 1984-03-29 1984-03-29 Multi-band receiver antenna input circuit

Publications (2)

Publication Number Publication Date
JPS60158349U true JPS60158349U (en) 1985-10-22
JPH0227643Y2 JPH0227643Y2 (en) 1990-07-25

Family

ID=30560013

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4600884U Granted JPS60158349U (en) 1984-03-29 1984-03-29 Multi-band receiver antenna input circuit

Country Status (1)

Country Link
JP (1) JPS60158349U (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57155833U (en) * 1981-03-26 1982-09-30

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57155833U (en) * 1981-03-26 1982-09-30

Also Published As

Publication number Publication date
JPH0227643Y2 (en) 1990-07-25

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