JPS6253817U - - Google Patents

Info

Publication number
JPS6253817U
JPS6253817U JP14608585U JP14608585U JPS6253817U JP S6253817 U JPS6253817 U JP S6253817U JP 14608585 U JP14608585 U JP 14608585U JP 14608585 U JP14608585 U JP 14608585U JP S6253817 U JPS6253817 U JP S6253817U
Authority
JP
Japan
Prior art keywords
switching
switching means
reception
tuner
processing circuit
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
JP14608585U
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 JP14608585U priority Critical patent/JPS6253817U/ja
Publication of JPS6253817U publication Critical patent/JPS6253817U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Control Of Amplification And Gain Control (AREA)

Description

【図面の簡単な説明】
第１図は本考案に係るチユーナのＩＦ処理回路
の要部のブロツク線図、第２図は第１図のブロツ
ク線図の一具体的回路図、第３図は第２図のチユ
ーナのＬＢ端子とＨＢ端子の接続回路図、第４図
はＡＧＣ回路が付加されたチユーナのＩＦ処理回
路のブロツク線図である。 ６，Ｔｒ２……スイツチング手段、Ｔｒ１……
増幅用トランジスタ、Ｚ，Ｒ６……バイアス抵抗
、Ｒ，Ｒ７……バイアス抵抗を可変にする抵抗。

Claims (1)

    【実用新案登録請求の範囲】
  1. ＵＨＦ受信時とＶＨＦ受信時とのバンド切換に
    連動する切換スイツチング手段と、該スイツチン
    グ手段の切り換えによりＩＦ増幅用トランジスタ
    のバイアスを可変にする抵抗とを付設したことを
    特徴とするチユーナのＩＦ処理回路。
JP14608585U 1985-09-25 1985-09-25 Pending JPS6253817U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14608585U JPS6253817U (ja) 1985-09-25 1985-09-25

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14608585U JPS6253817U (ja) 1985-09-25 1985-09-25

Publications (1)

Publication Number Publication Date
JPS6253817U true JPS6253817U (ja) 1987-04-03

Family

ID=31058224

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14608585U Pending JPS6253817U (ja) 1985-09-25 1985-09-25

Country Status (1)

Country Link
JP (1) JPS6253817U (ja)

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