JPH0247822U - - Google Patents

Info

Publication number
JPH0247822U
JPH0247822U JP12699988U JP12699988U JPH0247822U JP H0247822 U JPH0247822 U JP H0247822U JP 12699988 U JP12699988 U JP 12699988U JP 12699988 U JP12699988 U JP 12699988U JP H0247822 U JPH0247822 U JP H0247822U
Authority
JP
Japan
Prior art keywords
control element
capacitors
control
bias
input signal
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
JP12699988U
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 JP12699988U priority Critical patent/JPH0247822U/ja
Publication of JPH0247822U publication Critical patent/JPH0247822U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Filters And Equalizers (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)

Description

【図面の簡単な説明】
第１図は本考案の周波数特性可変回路の一実施
例回路図、第２図は本考案回路の周波数特性図、
第３図は従来の周波数特性可変回路図、第４図は
従来回路の周波数特性図である。 Ｃ１〜Ｃ５……コンデンサ、Ｅ……直流電源、
Ｑ１〜Ｑ９……制御素子（ＦＥＴ）、Ｒ１〜Ｒ１
２……抵抗。

Claims (1)

    【実用新案登録請求の範囲】
  1. 抵抗と共に低域通過波器を構成するコンデン
    サを複数個備え、これらのコンデンサの接地側に
    夫々制御素子を接続し、該各制御素子に異なる値
    のバイアスを夫々与え、入力信号レベルに対応し
    た制御電圧により上記制御素子を順次導通させる
    ことにより、周波数の減衰特性がリニアに変化す
    るよう構成したことを特徴とする周波数特性可変
    回路。
JP12699988U 1988-09-28 1988-09-28 Pending JPH0247822U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12699988U JPH0247822U (ja) 1988-09-28 1988-09-28

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12699988U JPH0247822U (ja) 1988-09-28 1988-09-28

Publications (1)

Publication Number Publication Date
JPH0247822U true JPH0247822U (ja) 1990-04-03

Family

ID=31379025

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12699988U Pending JPH0247822U (ja) 1988-09-28 1988-09-28

Country Status (1)

Country Link
JP (1) JPH0247822U (ja)

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