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原帖由 井忘川 于 2006-5-8 07:55 发表/ J; F1 `4 i2 O3 s) ?' }
键盘辐射最大是没错的。: O# |" j2 x4 a: U5 H
你知道计算机的辐射量是多少吗?
p6 T Z/ u& }1.键盘1000V/m P0 r; K9 i" T' i3 W
2.鼠标450V/m1 W/ d1 |% g7 W6 j
3.屏幕218V/m( a+ f* W$ T9 Y" M8 B% [/ j# g% C
4.主机170V/m。 - R T. E5 y' t, g0 ?' z% h* D. r
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6 P4 \& T% V; o7 r" l- D国际标准 TCO’99对CRT显示器的电场强度要求是:* `6 `4 ]9 R4 {. S7 j/ }* `: Q
# x1 u! U. l0 b: z8 VBand I: 5 Hz to 2 kHz, <=10 V/m, measured at 30. y. p$ F9 y" U7 @4 Q
cm in front of the VDU and at 50 cm in front of it.6 b3 A# V7 n9 s2 B+ k4 w* d
Band II: 2 kHz to 400 kHz, <=1.0 V/m, measured at
$ E0 m% b( y: m& l' V' C0 k( b& z50 cm around the VDU and at 30 cm in front of it.( A+ V0 j0 ?/ c( t8 F
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ref: http://www.d-silence.com/downloads/99crt.pdf
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" a, F1 m; J3 ^1 w+ I. r' z你这218v/m有何科学依据?
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3 V) T& K6 X7 v# {3 E& E% kgoogle了一把,源头是这:$ S7 P" r2 Q& K( M3 \
http://www.daniweb.com/techtalkforums/thread10489.html
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& n: U' U9 W a) n# Q. V估计就这样以讹传讹了。- ^- D% l! @4 q. ~- o8 E$ A
! V9 E- g, N) F! B% w3 s) k5 e2 m. s/ d[ 本帖最后由 antelope 于 2006-5-8 10:28 编辑 ] |
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