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原帖由 井忘川 于 2006-5-8 07:55 发表: P O! F8 {, v0 ?. y
键盘辐射最大是没错的。- j+ O7 c7 C% U8 o" C; U S/ c
你知道计算机的辐射量是多少吗?% o6 `6 A+ E9 `, Y
1.键盘1000V/m; Z; B) L$ D$ {0 d9 G
2.鼠标450V/m- w2 G" X8 K! H4 N
3.屏幕218V/m
% X% R% ?) J/ F4 a$ f4.主机170V/m。 " d$ r* r% u. k9 @
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国际标准 TCO’99对CRT显示器的电场强度要求是:6 [* C' _, v* d7 f
; M5 V7 j; P7 e' _Band I: 5 Hz to 2 kHz, <=10 V/m, measured at 30# t; X. }8 j c6 Z& G
cm in front of the VDU and at 50 cm in front of it.
1 ^9 b$ `2 L( Z& L" @: J+ cBand II: 2 kHz to 400 kHz, <=1.0 V/m, measured at Z) |8 m1 q5 @6 c. `9 }7 ]6 L4 L
50 cm around the VDU and at 30 cm in front of it.
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! `% s, j5 O/ M `8 v$ ]2 lref: 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: G1 K3 C9 ]- n- X9 B
http://www.daniweb.com/techtalkforums/thread10489.html
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估计就这样以讹传讹了。9 w2 E' r3 j9 x
) \+ P% Z# L, U" }% H* c: P1 l[ 本帖最后由 antelope 于 2006-5-8 10:28 编辑 ] |
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