JPH0446776U - - Google Patents

Info

Publication number
JPH0446776U
JPH0446776U JP1990088405U JP8840590U JPH0446776U JP H0446776 U JPH0446776 U JP H0446776U JP 1990088405 U JP1990088405 U JP 1990088405U JP 8840590 U JP8840590 U JP 8840590U JP H0446776 U JPH0446776 U JP H0446776U
Authority
JP
Japan
Prior art keywords
preamplifier
fet
shotgun
silicon
gallium arsenide
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
JP1990088405U
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 JP1990088405U priority Critical patent/JPH0446776U/ja
Publication of JPH0446776U publication Critical patent/JPH0446776U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Picture Signal Circuits (AREA)
  • Amplifiers (AREA)

Description

【図面の簡単な説明】
第1図は本考案の前置増幅器の基本構成を示す
ブロツク図、第2図は本考案の一実施例を示す回
路図である。 D1……Si SBD,Q1……GaAs FE
T,A1……非反転増幅器、Q2〜Q5…… ト
ランジスタ、R……帰還抵抗、T……撮像管信
号電極、IT……撮像管信号電流、VO……出力
電圧、VCC、VEE……電圧源。

Claims (1)

    【実用新案登録請求の範囲】
  1. 撮像管を用いた撮像装置の前置増幅器において
    、該前置増幅器の初段にガリウム・ヒ素FETを
    用い、該ガリウム・ヒ素FETのゲートにシリコ
    ンシヨツトキバリアダイオードのアノードを接続
    し、上記ガリウム・ヒ素FETのソースに上記シ
    リコンシヨツトキバリアダイオードのカソードを
    接続する構成としたことを特徴とする前置増幅器
JP1990088405U 1990-08-27 1990-08-27 Pending JPH0446776U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1990088405U JPH0446776U (ja) 1990-08-27 1990-08-27

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1990088405U JPH0446776U (ja) 1990-08-27 1990-08-27

Publications (1)

Publication Number Publication Date
JPH0446776U true JPH0446776U (ja) 1992-04-21

Family

ID=31821622

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1990088405U Pending JPH0446776U (ja) 1990-08-27 1990-08-27

Country Status (1)

Country Link
JP (1) JPH0446776U (ja)

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