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原帖由 井忘川 于 2006-5-8 07:55 发表
8 N9 r* b- `! s3 M2 @9 N键盘辐射最大是没错的。2 n+ m& F7 Q5 l* F" @5 g
你知道计算机的辐射量是多少吗?7 w; Z: Z1 S0 v( Y8 ~9 i7 R5 z
1.键盘1000V/m
' k( e- B; X0 _$ }6 a) t& {2.鼠标450V/m3 G" D* h" U( a) _- d0 t3 ~
3.屏幕218V/m2 e* e$ F, F9 Y" I3 e" I
4.主机170V/m。 , ~9 N5 c( V: n) d( U
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国际标准 TCO’99对CRT显示器的电场强度要求是:
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Band I: 5 Hz to 2 kHz, <=10 V/m, measured at 30
( y/ c2 X0 S; d4 S, W z( O* jcm in front of the VDU and at 50 cm in front of it.2 p+ ]" a% M% c; s( H+ q4 X3 ^
Band II: 2 kHz to 400 kHz, <=1.0 V/m, measured at
/ C2 p# w4 K6 g" ^5 a50 cm around the VDU and at 30 cm in front of it.
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3 y! ~* f1 B% K5 w+ _# dref: 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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google了一把,源头是这:; p, l. {- K5 T, g8 l% \- z
http://www.daniweb.com/techtalkforums/thread10489.html5 W5 r8 }, U7 i" }8 \
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估计就这样以讹传讹了。
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+ K0 a& y4 R5 l* _' Y[ 本帖最后由 antelope 于 2006-5-8 10:28 编辑 ] |
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