JPS61202941U - - Google Patents

Info

Publication number
JPS61202941U
JPS61202941U JP8551185U JP8551185U JPS61202941U JP S61202941 U JPS61202941 U JP S61202941U JP 8551185 U JP8551185 U JP 8551185U JP 8551185 U JP8551185 U JP 8551185U JP S61202941 U JPS61202941 U JP S61202941U
Authority
JP
Japan
Prior art keywords
intermediate frequency
band
selection elements
frequency selection
selectivity
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
Application number
JP8551185U
Other languages
English (en)
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 filed Critical
Priority to JP8551185U priority Critical patent/JPS61202941U/ja
Publication of JPS61202941U publication Critical patent/JPS61202941U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Superheterodyne Receivers (AREA)
  • Circuits Of Receivers In General (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)

Description

【図面の簡単な説明】
図は本考案の一実施例を示すものである。 6,7……セラミツクフイルタ(中間周波選択
素子)、8……スイツチングトランジスタ、10
……中間周波数信号を増幅及び検波する回路、1
1……バンド切換スイツチ。

Claims (1)

    【実用新案登録請求の範囲】
  1. 中間周波増幅回路の選択度及び帯域幅を設定す
    るための複数の中間周波選択素子と、この複数の
    中間周波選択素子のうち所定数の中間周波選択素
    子を短絡するための半導体スイツチング素子と、
    バンド切換スイツチとを備え、このバンド切換ス
    イツチの切換に応答して前記半導体スイツチング
    素子をオン・オフ制御し、前記中間周波増幅回路
    の選択度及び帯域幅を受信バンドに応じて切換え
    るようにしたことを特徴とする多バンド受信機。
JP8551185U 1985-06-06 1985-06-06 Pending JPS61202941U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8551185U JPS61202941U (ja) 1985-06-06 1985-06-06

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8551185U JPS61202941U (ja) 1985-06-06 1985-06-06

Publications (1)

Publication Number Publication Date
JPS61202941U true JPS61202941U (ja) 1986-12-20

Family

ID=30635978

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8551185U Pending JPS61202941U (ja) 1985-06-06 1985-06-06

Country Status (1)

Country Link
JP (1) JPS61202941U (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04264818A (ja) * 1990-10-01 1992-09-21 Motorola Inc フィルタ切換回路

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04264818A (ja) * 1990-10-01 1992-09-21 Motorola Inc フィルタ切換回路

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