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原帖由 井忘川 于 2006-5-8 07:55 发表0 ]5 ^! M1 a! ]. E# B# b, e
键盘辐射最大是没错的。
! o M, w- y; N6 H p! K你知道计算机的辐射量是多少吗?
- w! s* \( O9 l j4 R' Q! h" x1.键盘1000V/m+ i7 j/ V8 O/ H* l, J% U O
2.鼠标450V/m
( Q# T& B0 x( g) {) b8 E3.屏幕218V/m
3 V4 h3 s6 l3 t* K$ Z+ C: T4.主机170V/m。 & r' u9 o( [ y
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国际标准 TCO’99对CRT显示器的电场强度要求是:4 J8 W0 J; r9 H. l, ?
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Band I: 5 Hz to 2 kHz, <=10 V/m, measured at 302 z4 q, s* L3 H, k9 b
cm in front of the VDU and at 50 cm in front of it.
+ O, ` s* d, `1 w' v) k1 H7 m0 g0 NBand II: 2 kHz to 400 kHz, <=1.0 V/m, measured at
9 ]: j0 W, E9 W% e) q50 cm around the VDU and at 30 cm in front of it.
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ref: http://www.d-silence.com/downloads/99crt.pdf4 l& O, M) x. l) l
! ~8 O" a9 _; f! j0 y' {' |( ^你这218v/m有何科学依据?: f2 p4 Q, a( a5 y8 D+ k T/ k
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google了一把,源头是这:2 z+ Z6 r! h k( d+ L
http://www.daniweb.com/techtalkforums/thread10489.html, v4 p' {3 s5 X
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估计就这样以讹传讹了。
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# V, Z4 m& C( A _# i7 t7 i) J[ 本帖最后由 antelope 于 2006-5-8 10:28 编辑 ] |
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