JPH0292221U - - Google Patents

Info

Publication number
JPH0292221U
JPH0292221U JP76589U JP76589U JPH0292221U JP H0292221 U JPH0292221 U JP H0292221U JP 76589 U JP76589 U JP 76589U JP 76589 U JP76589 U JP 76589U JP H0292221 U JPH0292221 U JP H0292221U
Authority
JP
Japan
Prior art keywords
resistor
bias circuit
variable resistor
view
mechanically
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
JP76589U
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 JP76589U priority Critical patent/JPH0292221U/ja
Publication of JPH0292221U publication Critical patent/JPH0292221U/ja
Pending legal-status Critical Current

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  • Attenuators (AREA)
  • Amplifiers (AREA)

Description

【図面の簡単な説明】
第1図a,bはこの考案の一実施例によるバイ
アス回路を示す平面図および側面図、第2図は第
1図の等価回路図、第3図a,b、第4図はこの
考案の他の実施例を示すバイアス回路の平面図お
よび側面図ならびに第3図の等価回路図、第5図
a,bは従来のバイアス回路を示す平面図および
側面図、第6図は第5図の等価回路図である。図
において、1a〜1eは可変用抵抗、2は固定抵
抗、3はジヤンパ線、4は導体パターン、5はセ
ラミツク基板、6はFET増幅器、7a〜7eは
短絡用導体パターンを示す。なお、図中、同一符
号は同一、又は相当部分を示す。

Claims (1)

    【実用新案登録請求の範囲】
  1. FET増幅器に使用するバイアス回路において
    電圧分圧用抵抗を有し、この抵抗を可変用抵抗と
    固定抵抗に分け、可変抵抗の抵抗値をデジタル的
    にかつ機械的に可変可能としたことを特徴とする
    バイアス回路。
JP76589U 1989-01-07 1989-01-07 Pending JPH0292221U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP76589U JPH0292221U (ja) 1989-01-07 1989-01-07

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP76589U JPH0292221U (ja) 1989-01-07 1989-01-07

Publications (1)

Publication Number Publication Date
JPH0292221U true JPH0292221U (ja) 1990-07-23

Family

ID=31200075

Family Applications (1)

Application Number Title Priority Date Filing Date
JP76589U Pending JPH0292221U (ja) 1989-01-07 1989-01-07

Country Status (1)

Country Link
JP (1) JPH0292221U (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013045545A (ja) * 2011-08-23 2013-03-04 Iwasaki Electric Co Ltd 照射装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013045545A (ja) * 2011-08-23 2013-03-04 Iwasaki Electric Co Ltd 照射装置

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