 鲜花( 0)  鸡蛋( 0)
|
原帖由 井忘川 于 2006-5-8 07:55 发表0 M: A& G3 C! h
键盘辐射最大是没错的。* x5 k( b0 q, u( o
你知道计算机的辐射量是多少吗?7 Z9 ^ t& @6 x4 k
1.键盘1000V/m* q8 f! i# Y& t+ w, Z
2.鼠标450V/m
# h; W% U1 ^5 J; f/ n3.屏幕218V/m
1 _' f8 b: b3 Y0 E3 s) S z7 S+ [3 Z4.主机170V/m。
- ^: H4 P& |9 [' a
. {5 \' i {0 }4 z1 \9 y) ?
' _, o- k9 q. g5 m/ r% t Q/ U国际标准 TCO’99对CRT显示器的电场强度要求是:% l$ [0 T: s2 k, D* v
8 j0 c) p4 f! @3 ?* n3 nBand I: 5 Hz to 2 kHz, <=10 V/m, measured at 30
& ~! Q9 f- T* m# G5 W: u% wcm in front of the VDU and at 50 cm in front of it." {% i5 m2 z" b7 \8 i2 S' B
Band II: 2 kHz to 400 kHz, <=1.0 V/m, measured at
5 W; J8 q5 x/ T1 \$ q, E- k, h50 cm around the VDU and at 30 cm in front of it.4 s$ h) Q E, m+ W' i$ m; f$ r
, R6 }. {1 B! J/ Gref: http://www.d-silence.com/downloads/99crt.pdf
& K4 u, {1 c1 S4 \1 S. v" O, y* D: }5 T5 T
你这218v/m有何科学依据?6 o$ A1 Q- G* w) |2 K& r5 d- Q
* U8 {: s9 c4 z/ H, \google了一把,源头是这:" r8 g9 D7 A- \9 g0 N) h: Z6 X
http://www.daniweb.com/techtalkforums/thread10489.html
1 H* S E9 V, J( ~
1 b" V) s8 P8 m) o* F8 U估计就这样以讹传讹了。
0 Y; w2 z# O8 N, i$ a6 d
4 `% D0 s0 m" w7 m/ Q! D[ 本帖最后由 antelope 于 2006-5-8 10:28 编辑 ] |
|