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原帖由 井忘川 于 2006-5-8 07:55 发表1 j# v' L M$ o
键盘辐射最大是没错的。9 T [; t1 a& J2 P3 O i9 u
你知道计算机的辐射量是多少吗?
" M \' W8 _3 ]& [; X1.键盘1000V/m
9 u4 Q _1 W& n) C) b% [" u% p3 ~- U2.鼠标450V/m
; c. [- b; i4 J$ R( i" v9 L/ U: U. U3.屏幕218V/m
* B9 c1 v+ i) @" P/ [4.主机170V/m。 3 T% J. o$ y0 b( u: x5 s* P: H
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$ `) K7 l! @/ v6 r( _国际标准 TCO’99对CRT显示器的电场强度要求是:" V6 P/ G1 P0 I$ d8 c1 @
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Band I: 5 Hz to 2 kHz, <=10 V/m, measured at 30
: |5 C' u1 A. O% Q" ecm in front of the VDU and at 50 cm in front of it.
/ @! P3 {6 A( u* l' `Band II: 2 kHz to 400 kHz, <=1.0 V/m, measured at
4 |# l- j8 f1 o) T$ D7 M2 P50 cm around the VDU and at 30 cm in front of it.
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( T8 ~! v) {0 n9 c& m `# q. s( dref: http://www.d-silence.com/downloads/99crt.pdf' o9 {# h# {) ~0 h3 @3 [+ w; B& I# x' T
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你这218v/m有何科学依据?" B! Z) b3 x( \2 _' M
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google了一把,源头是这:0 }/ E0 M3 K c. o* j W
http://www.daniweb.com/techtalkforums/thread10489.html* z9 G% U3 L& h( q; O: B; x
9 L' W7 @9 T4 P0 m估计就这样以讹传讹了。, A& L P1 J% m! D( ?6 c
/ j) y- M3 D$ ~9 R' r( ?
[ 本帖最后由 antelope 于 2006-5-8 10:28 编辑 ] |
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