原帖由 井忘川 于 2006-5-8 07:55 发表 . `. r5 E2 C8 H- U键盘辐射最大是没错的。' o+ m( S! q/ z- [" t" y- [
你知道计算机的辐射量是多少吗?) c! g; Q/ }2 d; D
1.键盘1000V/m& v c o2 M# @) w9 W7 v4 c
2.鼠标450V/m 1 h ^0 m0 T1 B: j2 J: C" }3.屏幕218V/m 8 m& A) B3 I! s! ?& {4.主机170V/m。
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x5 e! w: X* W/ H2 b国际标准 TCO’99对CRT显示器的电场强度要求是: + K6 O7 J+ S' c; |( _& k, X1 A% Z) b/ H+ E1 s% s& q/ g' ~6 m
Band I: 5 Hz to 2 kHz, <=10 V/m, measured at 301 K5 w5 J2 C; |# D0 P; E* M7 ]
cm in front of the VDU and at 50 cm in front of it.+ Q9 B8 B: H: x( l. T6 w2 v
Band II: 2 kHz to 400 kHz, <=1.0 V/m, measured at: L; ~& W! z* K. S; h# e: b6 d
50 cm around the VDU and at 30 cm in front of it. $ s2 N. r5 B4 P( |8 A5 ?8 p+ I% a ( U. P5 P+ y' R" }$ S* aref: http://www.d-silence.com/downloads/99crt.pdf 9 j. J5 Q( T+ B+ X 0 a/ o# G& @' \- o7 Y0 q你这218v/m有何科学依据? ' @8 `: k ?" S" `! O& k" f & R D6 d! Y) `: zgoogle了一把,源头是这: + u* x$ S \/ Q/ d3 Thttp://www.daniweb.com/techtalkforums/thread10489.html6 f/ J4 i: ~& V+ i8 n3 v
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估计就这样以讹传讹了。6 l$ U$ _$ f' M