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原帖由 井忘川 于 2006-5-8 07:55 发表+ ]1 u( M8 H% H& F
键盘辐射最大是没错的。+ i' y8 |1 J7 z. J5 [9 i8 `; j, {) o
你知道计算机的辐射量是多少吗?! L9 d/ U- I ?3 f5 e
1.键盘1000V/m7 i' G4 m2 }, I" B$ c) D
2.鼠标450V/m
3 H# f0 ` s& e: o3 [3.屏幕218V/m; w# I1 d7 y, y3 q2 x2 B, y
4.主机170V/m。 ! S% b& @$ o' j# ^
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国际标准 TCO’99对CRT显示器的电场强度要求是: S1 o5 c2 Y' r2 ~ ?
0 R- {8 }6 h; h- L( TBand I: 5 Hz to 2 kHz, <=10 V/m, measured at 30
0 E9 w2 y- |+ s# e7 G# Y, `6 Gcm in front of the VDU and at 50 cm in front of it.
9 r5 r1 L) W. }6 P. ^7 M! G( H* \Band II: 2 kHz to 400 kHz, <=1.0 V/m, measured at
5 q* w- m% R0 {) a0 C50 cm around the VDU and at 30 cm in front of it.
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" Z' F) X( J: X rref: http://www.d-silence.com/downloads/99crt.pdf
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你这218v/m有何科学依据?3 L5 {; g* ]0 L' W5 T& G
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google了一把,源头是这:
# z. ^) \' C5 v; j* L) Ahttp://www.daniweb.com/techtalkforums/thread10489.html
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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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