JPH01108677U - - Google Patents

Info

Publication number
JPH01108677U
JPH01108677U JP452988U JP452988U JPH01108677U JP H01108677 U JPH01108677 U JP H01108677U JP 452988 U JP452988 U JP 452988U JP 452988 U JP452988 U JP 452988U JP H01108677 U JPH01108677 U JP H01108677U
Authority
JP
Japan
Prior art keywords
transistor
base
level
variable resistor
switching means
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
JP452988U
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 JP452988U priority Critical patent/JPH01108677U/ja
Publication of JPH01108677U publication Critical patent/JPH01108677U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Television Receiver Circuits (AREA)

Description

【図面の簡単な説明】
第1図は本考案の直流レベル調整可能を示す回
路図、第2図及び第3図は第1図における切換ス
イツチを切換えた状態を示す等価回路図を示す。 1……第1のトランジスタ、2……第2のトラ
ンジスタ、3……可変抵抗器、7……切換スイツ
チ、14……出力端子。

Claims (1)

    【実用新案登録請求の範囲】
  1. 直流電圧調整用の可変抵抗器を電源とアース間
    に接続し、該可変抵抗器に第1のトランジスタの
    ベースを接続し、該第1のトランジスタの出力側
    を第2のトランジスタのベース側に接続すると共
    に、該第2のトランジスタのベース側に直流レベ
    ル切換用のスイツチング手段を接続し、該スイツ
    チング手段の設定に応じて前記第2のトランジス
    タのベース電位を変化させ、該第2のトランジス
    タの出力側の直流レベルを調整することを特徴と
    した直流レベル調整回路。
JP452988U 1988-01-18 1988-01-18 Pending JPH01108677U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP452988U JPH01108677U (ja) 1988-01-18 1988-01-18

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP452988U JPH01108677U (ja) 1988-01-18 1988-01-18

Publications (1)

Publication Number Publication Date
JPH01108677U true JPH01108677U (ja) 1989-07-24

Family

ID=31207120

Family Applications (1)

Application Number Title Priority Date Filing Date
JP452988U Pending JPH01108677U (ja) 1988-01-18 1988-01-18

Country Status (1)

Country Link
JP (1) JPH01108677U (ja)

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