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原帖由 井忘川 于 2006-5-8 07:55 发表0 E4 W/ y# y: y4 N# `" _" h
键盘辐射最大是没错的。
) Y% P& K a1 ?9 `) [ q+ T你知道计算机的辐射量是多少吗?
! N9 a" N, n6 D t- u. N8 {1.键盘1000V/m4 j) P+ T. M" C% }7 H% [
2.鼠标450V/m6 W# a2 n! y/ H; B9 g/ h
3.屏幕218V/m8 H0 I4 J$ H6 I; s# A
4.主机170V/m。
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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: ~0 ^) a) U: v$ N2 H
cm in front of the VDU and at 50 cm in front of it.
' y) @7 e# I: I. W2 X1 ABand II: 2 kHz to 400 kHz, <=1.0 V/m, measured at
& H4 D/ n/ R) d50 cm around the VDU and at 30 cm in front of it.. Q4 F3 X7 C" X6 g5 u$ F4 [
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ref: http://www.d-silence.com/downloads/99crt.pdf
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; g( H F: h* G2 _你这218v/m有何科学依据?
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google了一把,源头是这:
/ I' `' T) B& X# {2 W/ _ w+ uhttp://www.daniweb.com/techtalkforums/thread10489.html
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; X3 P& z4 `/ R% ]$ { |估计就这样以讹传讹了。8 I2 M6 q/ p/ z, h2 c, t
! N. v9 U3 f1 e- f- |$ |# _6 q[ 本帖最后由 antelope 于 2006-5-8 10:28 编辑 ] |
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