分立元件設計的低噪聲前置放大器實用電路[簡]

sjhor

Applied Circuit of Lower-Noise Preamplifier Composed
by Unattached Components

Abstract:A ccording to series-w ound am plifiers and noise th eory , an applied circuit of low -noise pream plifier
, [' j( w( B% Eis designed u sing unattached com ponents. T he result show s that the circuit has low er n oise voltage
than th e low -noise operational am plifiers existed in th e present m arket. It is an idealcircuit of pream plifier
for th e signal generator w ith low innet resistance.
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2 E2 r5 g/ N  A9 @5 f摘 要:根据��网�及噪�理�,本文采用分立元件��了一种低噪�前置放大器�用�路.���果表明��路比目前
" N1 L' J7 {2 x* d6 X市�上低噪��放具有更低的噪���,是一种适于低�阻信�源�理想的低噪�前置放大器�路。
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* [) P2 M6 A# ^: b' {[ 本帖最後由 sjhor 於 2007-5-15 09:25 PM 編輯 ]