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原帖由 井忘川 于 2006-5-8 07:55 发表
( i( F$ Z" A; C i! M( X键盘辐射最大是没错的。 l: j# X0 y; k! @, h6 L2 h2 r
你知道计算机的辐射量是多少吗?
* f7 i, T( z @3 c+ \; p1.键盘1000V/m& l! Q! d+ f/ g% J# P( V
2.鼠标450V/m
. P) k7 j8 R, ?0 ^3.屏幕218V/m- {' V ?' L# S8 K+ r/ P! o6 w, Z1 j
4.主机170V/m。 : V8 u# j( C/ ?3 G& \- M7 x: Y* l
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7 x2 x, A* _. I- i' R2 p2 p; R国际标准 TCO’99对CRT显示器的电场强度要求是:
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$ Y X. U" E6 j; e& IBand I: 5 Hz to 2 kHz, <=10 V/m, measured at 30
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Band II: 2 kHz to 400 kHz, <=1.0 V/m, measured at3 X+ }9 b# [; K8 s8 Q H# s
50 cm around the VDU and at 30 cm in front of it." t& I+ X3 n0 H
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ref: http://www.d-silence.com/downloads/99crt.pdf
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你这218v/m有何科学依据?
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6 d& i6 d# h3 |0 b' C6 Ogoogle了一把,源头是这:6 K9 [! r$ n& S5 r
http://www.daniweb.com/techtalkforums/thread10489.html( ~7 _3 z; s% y9 _8 e6 I5 C) [
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估计就这样以讹传讹了。
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. \# x9 f) p% T# x[ 本帖最后由 antelope 于 2006-5-8 10:28 编辑 ] |
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