|
Applied Circuit of Lower-Noise Preamplifier Composed
# o( C8 n0 i7 I" j7 x8 tby Unattached Components
0 p2 s5 h: ~; J' H( @# `6 B4 L$ |* f, r+ i9 f& Z. ]% ?% a! t( N
Abstract:A ccording to series-w ound am plifiers and noise th eory , an applied circuit of low -noise pream plifier
0 L- g: ]% `+ M; \) iis designed u sing unattached com ponents. T he result show s that the circuit has low er n oise voltage
: ^/ M2 ?3 H s8 lthan th e low -noise operational am plifiers existed in th e present m arket. It is an idealcircuit of pream plifier: D1 s, \5 e9 O3 u# x
for th e signal generator w ith low innet resistance.% }, q. o. b0 ?& @4 x9 m
! {/ l3 N9 q" G- h3 e$ H4 Y
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
$ k. ?/ _2 H( Y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。1 i" Y0 d( g( ^$ G0 P9 C
$ W) g6 N- h' h% ]0 v3 v' ~4 x4 K4 k5 o$ |, A" P0 l/ o
! Z! K2 L3 X1 c# h. x1 B看看中國人的發展唷! 她們的進步空間很大唷! sales price 3RDB3 W R! ]" s% [% X/ w% Y2 M
5 ~2 R5 T0 E' O9 U) d
' j3 C# F( ?5 }; M' K3 D1 f
[ 本帖最後由 sjhor 於 2007-5-15 09:25 PM 編輯 ] |
本帖子中包含更多資源
您需要 登錄 才可以下載或查看,沒有帳號?申請會員
x
|