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原帖由 井忘川 于 2006-5-8 07:55 发表. q/ M; t6 Q' h+ I( Z0 ?' c
键盘辐射最大是没错的。
! L# \ X- V5 }& A& n' o你知道计算机的辐射量是多少吗?
3 b6 t F4 M: ]% F8 t7 P+ e: W1.键盘1000V/m
, X0 Z) {# R5 A/ A s [2.鼠标450V/m
- J% X& o! o8 l) w3 }6 O3.屏幕218V/m
8 ]: B6 C+ w; S% i! O4 D5 x6 O4.主机170V/m。 7 p4 F7 P( t7 b# s6 ?2 @" `. V
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8 P! j- I/ s9 H( @( k' C) _# Q国际标准 TCO’99对CRT显示器的电场强度要求是:+ Y( E( G/ |) o
|) a+ ^. z/ l O3 OBand I: 5 Hz to 2 kHz, <=10 V/m, measured at 30& a$ J' k: Q) B6 h
cm in front of the VDU and at 50 cm in front of it. L$ y0 `6 S6 c" f4 m4 w" j
Band II: 2 kHz to 400 kHz, <=1.0 V/m, measured at, \' P5 q+ S* \0 d d$ g
50 cm around the VDU and at 30 cm in front of it.
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" x" Y( H s& f9 z Dref: http://www.d-silence.com/downloads/99crt.pdf$ c9 g7 o! ]- Z) V2 d" \6 ]6 m
' X$ _# b- {6 _* w/ \- ] T你这218v/m有何科学依据?- a2 l7 g5 w! R' n
# A) v8 O3 y" L0 u3 h( r7 M. ^0 cgoogle了一把,源头是这:
' C8 M" S- S8 hhttp://www.daniweb.com/techtalkforums/thread10489.html
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估计就这样以讹传讹了。7 v7 P- \+ S' R0 }7 b
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[ 本帖最后由 antelope 于 2006-5-8 10:28 编辑 ] |
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