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原帖由 井忘川 于 2006-5-8 07:55 发表
+ A4 e5 ^% H: a" Z) `, l1 s* W6 e+ U键盘辐射最大是没错的。
# P, o" _2 y6 w0 M你知道计算机的辐射量是多少吗?
' i0 ~7 `) _: ^; @* v; f1.键盘1000V/m/ |% \1 p- B9 |9 x) A8 L4 C
2.鼠标450V/m
5 |. z) M% m! L+ I5 D3.屏幕218V/m- o1 ?0 f" p) O/ A
4.主机170V/m。
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1 o& S! L) g. A8 |国际标准 TCO’99对CRT显示器的电场强度要求是:( v7 `/ a( n7 d! e F
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Band I: 5 Hz to 2 kHz, <=10 V/m, measured at 30
1 d7 ]+ ]; M" p8 ^4 _cm in front of the VDU and at 50 cm in front of it.0 W% H" u9 V5 [' L8 n
Band II: 2 kHz to 400 kHz, <=1.0 V/m, measured at
. _. a! { j5 l% Z; }50 cm around the VDU and at 30 cm in front of it.' `9 n2 ]" }9 F9 q
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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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& `+ u( f$ W l3 Ogoogle了一把,源头是这:
& L5 V0 y" S3 E* Fhttp://www.daniweb.com/techtalkforums/thread10489.html
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估计就这样以讹传讹了。5 k3 S3 n% E m+ z
8 ?; {5 U: ~, n[ 本帖最后由 antelope 于 2006-5-8 10:28 编辑 ] |
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