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原帖由 井忘川 于 2006-5-8 07:55 发表% G$ y6 N [: ~1 Y
键盘辐射最大是没错的。
1 x1 U* t7 _6 o' `) d你知道计算机的辐射量是多少吗?
- J3 O/ C; h8 ~1.键盘1000V/m; D7 ^+ U7 Z# k/ D) l
2.鼠标450V/m" b( j; |9 @. P1 m* t
3.屏幕218V/m
* n7 o$ O- m- W! Y5 }6 k. Y; m4.主机170V/m。 4 V6 }! ~5 A4 n# l3 g* c( S
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国际标准 TCO’99对CRT显示器的电场强度要求是:' S" `3 y3 B$ h: u3 l$ h
5 \2 b% |6 w+ L, BBand I: 5 Hz to 2 kHz, <=10 V/m, measured at 30: c2 L/ T* \' `- z$ r
cm in front of the VDU and at 50 cm in front of it.
5 l. G! d" f& w$ J( L, I3 d2 mBand II: 2 kHz to 400 kHz, <=1.0 V/m, measured at2 d8 \, i& c' m/ U5 F, L/ P
50 cm around the VDU and at 30 cm in front of it.4 Z! _* d7 S- n$ `3 B' v
# z4 L8 A4 E" l- r2 ~9 E, H, m2 dref: http://www.d-silence.com/downloads/99crt.pdf
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9 `$ x& s! p. [: A/ u你这218v/m有何科学依据?
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google了一把,源头是这: Z, A3 {2 ^3 ^0 i/ v* {7 n
http://www.daniweb.com/techtalkforums/thread10489.html0 Z1 `! v) r* }% ~6 H g
: l4 O+ `$ v/ [% u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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