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Applied Circuit of Lower-Noise Preamplifier Composed1 c. L/ G: Z) R
by Unattached Components
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Abstract:A ccording to series-w ound am plifiers and noise th eory , an applied circuit of low -noise pream plifier
) X. Y' a5 H- m3 Zis designed u sing unattached com ponents. T he result show s that the circuit has low er n oise voltage [0 W; [, W9 s1 F3 G! D* E/ [
than th e low -noise operational am plifiers existed in th e present m arket. It is an idealcircuit of pream plifier
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: C0 I0 ]% H- ]! k5 k7 x6 I6 ~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+ J" S( b: x4 w
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。8 D: S$ V& H, h! e2 n: d7 q9 O
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0 g8 V6 p t4 \8 s[ 本帖最後由 sjhor 於 2007-5-15 09:25 PM 編輯 ] |
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