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原帖由 井忘川 于 2006-5-8 07:55 发表; m2 N% |, L* T
键盘辐射最大是没错的。0 c' C, b1 ~2 o
你知道计算机的辐射量是多少吗?
3 u. l& ^5 q( |# F0 a1.键盘1000V/m$ A C4 G' _8 J) q! r
2.鼠标450V/m" M. g7 S' q5 i& ^9 i
3.屏幕218V/m
) A2 K& z. t, V0 l4.主机170V/m。 : M8 C) m, A0 b
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/ t/ m2 i- @1 j, W; t9 a; G5 X国际标准 TCO’99对CRT显示器的电场强度要求是:# G; {) n! r1 B9 e
$ d) [* r2 z$ s! D7 \Band I: 5 Hz to 2 kHz, <=10 V/m, measured at 30' s/ z6 L7 l" g* E9 q4 H: @6 Q; C! o
cm in front of the VDU and at 50 cm in front of it.
* H- e1 A5 S' G3 m% G# nBand II: 2 kHz to 400 kHz, <=1.0 V/m, measured at, ^) \* L6 N+ {
50 cm around the VDU and at 30 cm in front of it.
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! E/ y) d! x1 h1 x7 o9 e. mref: http://www.d-silence.com/downloads/99crt.pdf
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# k% B$ v+ E% r7 N9 A+ u你这218v/m有何科学依据?
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9 V- W; n9 d" V2 J | ngoogle了一把,源头是这:
. @; }+ E$ c, j' A1 x( [% fhttp://www.daniweb.com/techtalkforums/thread10489.html/ k! V* L2 N1 X0 {& [
: [5 F/ m4 P3 Y估计就这样以讹传讹了。
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`+ d, X) S e8 x- ~( G) C( B[ 本帖最后由 antelope 于 2006-5-8 10:28 编辑 ] |
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