vskw82

Can someone send me an example drawing for ccd and pir connect to a dvr? the ccd distance is more than 1km from control room. izzit neccessary to use fiber transmission? and any idea (transmission) connect pir to dvr alarm input? izzit fiber also? my email is vskw82@hotmail.com

i need to design one system to use PIR to provide a fencing system for outdoor detection. The perimeter is 100 x 800 m. How manty PIR so i use? and what devices should i connect to?izzit necessary to connect to a dvr or matrix switcher alarm output? any others solution? and what types transmission should i use? fiber optics?

You'll need an alarm interface which will "callup" the associated camera on screen For Example? any cheap solution?

thank you to you all.

hello, i am a newbie in security system. i facing one problem is which type of lens should i use to view 400 meters front. Any solution of this?