其實依家閉路電視多數係用 harddisk,9 y. `9 I+ Z% B) w( L" P o
因為帶要成三十幾餅, - A+ K( [+ N. N- r但 harddisk 用幾個就夠, " p# G" A4 n4 b' z( x因為0的閉路通常都只係 keep 一個月作者: hkcitywong 時間: 2005-6-8 11:27 AM
as what i know, most companies will only keep 1 week record tape.作者: baatkung 時間: 2005-6-8 11:59 AM
照我以前工作地點為例,錄影帶時代係4個畫面"田"字咁錄埋一齊,仲要係黑白,而部錄影機係特別Long Play,比正常家用機仲慢一倍,所以每部錄影機每日只係用兩餅帶,成座Building有64部攝影機,但錄影機得4部,因畫面係跳住跳住攝影機黎錄,而指引係保留一星期!幾年前轉做彩色數碼化,存落電腦保存,但都係保留一星期! / Y( \: I6 r Q( i! O, U: r3 j% U% g0 \1 g
[ Last edited by baatkung on 2005-6-8 at 12:00 PM ]作者: happylion99 時間: 2005-6-13 11:33 PM