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原帖由 井忘川 于 2006-5-8 07:55 发表; g4 k$ N& K8 ]! R0 Z$ N- k; s
键盘辐射最大是没错的。9 w3 O- G4 X. c0 Y; `9 U
你知道计算机的辐射量是多少吗?
: \! D/ X6 @9 h1 X/ ?# {& i1.键盘1000V/m7 ?/ d- E3 J. L
2.鼠标450V/m. R; U: `' O+ \4 ]- C
3.屏幕218V/m
+ l2 x* r' Q9 `& F+ |% Z! W4.主机170V/m。 : W* \9 s* o: J; Y3 N1 G. h h
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! d) K# f- d: u% F' Y0 E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
2 G% Q2 f" B5 M5 P. z0 l8 Bcm in front of the VDU and at 50 cm in front of it.5 ?0 h0 N E% ^& k( C, S3 y/ R6 A
Band II: 2 kHz to 400 kHz, <=1.0 V/m, measured at
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W2 E" K7 q& w* c/ K" x$ cref: http://www.d-silence.com/downloads/99crt.pdf
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( @( y% }2 A# y6 L; u0 j你这218v/m有何科学依据?: y9 C& \ F7 |% C. m! B, r% s
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google了一把,源头是这:" ]$ E- ]' L! I/ a- F
http://www.daniweb.com/techtalkforums/thread10489.html
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估计就这样以讹传讹了。
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[ 本帖最后由 antelope 于 2006-5-8 10:28 编辑 ] |
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