CCTV, Alarms and other Physical Security

5636 Threads Posts
to

protection

What type of lighting protection would you use on a 600 ft 25 pr under ground cable from school to a stadium?
16 comments posted 19yrs
posted by rich3784
16 comments posted 19yrs posted by rich3784

Which Escort modules for a DSC 1550 Panels

I have an old DSC 1550 panel I'd like to add the escort voice module to. Does anyone know what model escort went with th...
6 comments posted 19yrs
posted by <noweldrecumbent2
6 comments posted 19yrs posted by <noweldrecumbent2

Motion detector with Normally Open (NO) relay

Hi, I would like to build a low tech alarm system. Is there any 12 V Motion Detector with normally open (NO) relay. Pref...
4 comments posted 19yrs
posted by hermanto
4 comments posted 19yrs posted by hermanto

looking for installations contracts.

I started a security company back in 2000. I was fortunate to find a company that gave us a contract to install public...
9 comments posted 19yrs
posted by doladeinde
9 comments posted 19yrs posted by doladeinde

I love client email like this

I've been holding John's hand throughout his building his 3rd house we've done for him. Unfortunately, this builder wou...
2 comments posted 19yrs
posted by webmaster
2 comments posted 19yrs posted by webmaster

What is the capacity of this relay?

I have an Altronix relay module model RBST, which the instructions rate at 6, 12, or 24VDC input, 25ma, and give the co...
3 comments posted 19yrs
posted by NOPSAMmm2005
3 comments posted 19yrs posted by NOPSAMmm2005

Telco listen in talkback devices anyone

I'm looking for two way audio device for a phone line over an outdoor speaker. I have a paradox voice dialer module V1....
2 comments posted 19yrs
posted by <noweldrecumbent2
2 comments posted 19yrs posted by <noweldrecumbent2

Video surveillance system review

Hi, I'm looking for a site with review of video surveillance systems, I don't know if there are sites dedicated to the...
6 comments posted 19yrs
posted by ddr2pw
6 comments posted 19yrs posted by ddr2pw

Kitchen LV smoke with Hush button or Heat Detector?

My house is currently equipped with 120 VAC interconnected smokes. I am aware that I cannot incorporate them into my DS...
1 comments posted 19yrs
posted by dave.huber
1 comments posted 19yrs posted by dave.huber

Kitchen LV smoke with Hush button or Heat Detector?

My house is currently equipped with 120 VAC interconnected smokes. I am aware that I cannot incorporate them into my DS...
2 comments posted 19yrs
posted by dave.huber
2 comments posted 19yrs posted by dave.huber

Testing Duct Smoke

Can somebody please tell me how to test a Duct Smoke Detector? I know how to test the rest of the system but not the Duc...
10 comments posted 19yrs
posted by super2324us
10 comments posted 19yrs posted by super2324us

Outdoor IR Cameras in Housings?

I would like to put Outdoor IR cameras inside metal housing but was told the IR Leds will reflect off the glass in the...
4 comments posted 19yrs
posted by <noweldrecumbent2
4 comments posted 19yrs posted by <noweldrecumbent2