JPS6418841U - - Google Patents

Info

Publication number
JPS6418841U
JPS6418841U JP11354887U JP11354887U JPS6418841U JP S6418841 U JPS6418841 U JP S6418841U JP 11354887 U JP11354887 U JP 11354887U JP 11354887 U JP11354887 U JP 11354887U JP S6418841 U JPS6418841 U JP S6418841U
Authority
JP
Japan
Prior art keywords
bandpass filter
tuning circuits
varicap diode
capacitance
compensation 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
JP11354887U
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 JP11354887U priority Critical patent/JPS6418841U/ja
Publication of JPS6418841U publication Critical patent/JPS6418841U/ja
Pending legal-status Critical Current

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Landscapes

  • Filters And Equalizers (AREA)
  • Circuits Of Receivers In General (AREA)

Description

【図面の簡単な説明】
第1図は本考案のBPFの帯域補償回路の原理
図、第2図は本考案の一実施例のBPFの帯域補
償回路図、第3図は従来のBPFの回路図、第4
図はBPFの帯域波形図である。 図において、1,2,3,4は同調回路、5,
6,7は結合コンデンサ、8は同調用バリキヤツ
プダイオード、9は同調用コイル、10は直流阻
止用コンデンサ、11,11―1,11―2,1
1―3,11―4は結合用バリキヤツプダイオー
ド、12は容量調整回路、13はチヨークコイル
、R1〜R6は抵抗を示している。

Claims (1)

    【実用新案登録請求の範囲】
  1. 複数の同調回路1,2で形成されたバンドパス
    フイルタの前記同調回路間にバリキヤツプダイオ
    ード11を設けるとともに、該バリキヤツプダイ
    オード11の容量を調整する容量調整回路12を
    備えてなることを特徴とするバンドパスフイルタ
    の帯域幅補償回路。
JP11354887U 1987-07-23 1987-07-23 Pending JPS6418841U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11354887U JPS6418841U (ja) 1987-07-23 1987-07-23

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11354887U JPS6418841U (ja) 1987-07-23 1987-07-23

Publications (1)

Publication Number Publication Date
JPS6418841U true JPS6418841U (ja) 1989-01-30

Family

ID=31353480

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11354887U Pending JPS6418841U (ja) 1987-07-23 1987-07-23

Country Status (1)

Country Link
JP (1) JPS6418841U (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005088832A1 (ja) * 2004-03-16 2005-09-22 Nec Corporation フィルタ回路

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005088832A1 (ja) * 2004-03-16 2005-09-22 Nec Corporation フィルタ回路

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