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原帖由 井忘川 于 2006-5-8 07:55 发表
! o( a8 v& w0 [键盘辐射最大是没错的。: I' M$ H1 d- ~7 A
你知道计算机的辐射量是多少吗?' b. | q z; K, r
1.键盘1000V/m
" X Y e8 A4 w3 w: N) y2.鼠标450V/m' u( p3 \, y7 Q/ I$ L5 s {3 \
3.屏幕218V/m; {8 i# l4 S; e
4.主机170V/m。 0 K" w! a' Q0 d" a o, ?
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. m( k( E- f7 D" Z3 P3 I国际标准 TCO’99对CRT显示器的电场强度要求是:
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Band I: 5 Hz to 2 kHz, <=10 V/m, measured at 30+ v4 S& s1 ^: W3 {0 Z
cm in front of the VDU and at 50 cm in front of it.( I. r' M' x$ w( c9 p( m* G
Band II: 2 kHz to 400 kHz, <=1.0 V/m, measured at& a! @8 x; q' C2 U' K3 L8 [5 ^
50 cm around the VDU and at 30 cm in front of it.
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* S/ m$ B s" K( iref: http://www.d-silence.com/downloads/99crt.pdf
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你这218v/m有何科学依据?9 {9 H0 Y; z. i+ ^
1 o% o3 Z% T7 M4 bgoogle了一把,源头是这:- q- ]* v7 u8 E6 c& b
http://www.daniweb.com/techtalkforums/thread10489.html1 c1 E; v! Z2 t9 Y, N, B5 P: l0 a
. U! ^$ E; S% |. r! ]- ?' ?7 Q! j估计就这样以讹传讹了。
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[ 本帖最后由 antelope 于 2006-5-8 10:28 编辑 ] |
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