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原帖由 井忘川 于 2006-5-8 07:55 发表
& u0 H+ x9 w. b! W* ]. C/ s/ f键盘辐射最大是没错的。
6 M7 _% W; `: W* \" @$ t! S7 f你知道计算机的辐射量是多少吗?
# s+ h. r: Y( s+ r1.键盘1000V/m# }6 H: a2 [1 E9 I2 l8 C
2.鼠标450V/m
9 k$ @% ~6 Y1 _6 ?4 w3 \' d3.屏幕218V/m9 J! B! `8 X* v, Y# h
4.主机170V/m。 8 F5 K+ m5 z' \3 G" }$ p5 V
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# i! L' a: T3 R& I国际标准 TCO’99对CRT显示器的电场强度要求是:& E- }$ b* I) L1 V* O2 ^
! M5 l& W5 B( c+ J0 T" T0 E) `Band I: 5 Hz to 2 kHz, <=10 V/m, measured at 30
X( h1 o: D9 E" C$ I0 s3 kcm in front of the VDU and at 50 cm in front of it.8 g- @8 e; \9 O) o+ N z- d
Band II: 2 kHz to 400 kHz, <=1.0 V/m, measured at! i# w/ b/ m8 E; u( j4 m
50 cm around the VDU and at 30 cm in front of it.
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ref: http://www.d-silence.com/downloads/99crt.pdf
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你这218v/m有何科学依据?# u/ v( L% L! N0 Y; M2 c; |! K
) p; F" p; l) ?. n# Zgoogle了一把,源头是这:
' l6 {8 i3 R+ b' Q$ N. B& ohttp://www.daniweb.com/techtalkforums/thread10489.html
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估计就这样以讹传讹了。" Q' J. c6 a( ]: g/ n/ d
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[ 本帖最后由 antelope 于 2006-5-8 10:28 编辑 ] |
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