ZALMAN
VF-700 Cu ʵ Ʈ
VGA
CPU ʰ ڱ 鿩 ٸ ϱ? ϴ. ڱ
ʱ ̰ Ȥ ٸ 䱸 ֱ ̴. ߸̶ ȸ翡 ѹ
캸.
ƹ ƮⰡ Ҹ ϱ ̴. ƹ
۵ Ųٸ 츣 Ÿ Ҹ ٸ а ƴϰ ȸϱ . ʵƮ
߸ ΰ ̰ ڱ ǥ ó very quiet
캸 .
̳ ܾ --;; ( ȭ ſ Ʈ 信 ִµ
ʿ ڴ.) ٷ .
ֱ ռ ⺻ ϴ İ
SPL
= 20 log (P_rms/ P_ref) (P_ref = 2 * 10 ^(-5) Pa)
ʿ
̳ ִ ̶ ִSound Pressure Level , dB ˰ ִ 巹 ϴ
̰ ⼭ P_ref ּҷ ִ ּ Ų.
A-weighting ̴. ( ̴ Ͱ ٸ ϴ ̴.
80dB νص 75dB ̷ ν ֱ ̰ ⼭ Ǵ A-Weighted Decibel(dBA)
ִ з ̴.)
B&K
2238 mediator̴. ũ ǿ ̱ Freefield Type
̿Ͽ. (94dB 1kHz Calibration Ͽ.)
̿ ( ϰ Ͽ.) ̴. ǿ ݻ ȿ
ִ.
. ⼭ ؼ Ŀ ö̿ ٷ Կ Ͽ. ̶
ϼ(Background Noise) 26dB ̴
Ŀ ö̿ ְ 1 Ͽ. ġ ٷ 30cm
̴.
̴ 90ʰ ۵ ϰ ϴ ̴. ߸ ( :
18.5 dB , ϰ : 28.5 dB) ϱ ( ġ ),
ɸ鿡 ־ ſ ִ. ġ ϼ() ϸ
̴ VGA 鸮 ʴ´ٰ ְڴ. ۵Ͽ Ϲ 繫
(60dB) ſ Ƿ Ϲ ȯ濡 ۵ų ū ʴ´.
ÿ ߱ϴ ̶ ̷ ߸ ̿Ͽ PC Ѵٸ ſ
̴.
ps
: Ϲ , 迡 ٿ ϴ Ϲ̴. ̴ Power
ε, ʵƮ ġ ð ˹ Ͽ.
ϰ ֽ 峪 ߸翡 帳ϴ.
Ʈ п ģԵ ....
ٸ
ø
http://www.dbnawa.co.kr/board_b/index.html?imode=view&D=18&c_id=7474&my_mode=&search_1=&search_2=&start=0&where=&uw=
http://www.brainbox.co.kr/commubox/view.asp?bid=board12&no=8709&page=1&com=1
http://betanews.net/home/read.html?table=vs_use&page=1&num=5436&no=9927&depth=0&PHPSESSID=64d94b299fafe7c9d22e5777ef1366ff