Showing posts with label glossary. Show all posts
Showing posts with label glossary. Show all posts

Wednesday, January 11, 2012

Why Metal Detectors are a necessity?


The simple handheld gadget with many diverse applications like item recovery, archaeological exploration, and geological research is now a prerequisite with any security network.

We are talking about the Metal Detector. Today, the Metal Detector is so commonly used for security maintenance around the world that it has become synonymous with the very term security.

Thursday, January 5, 2012

6 Important Tips for Comparing CCTV quotations.


Research labs@Digitals India

You are ready to implement a CCTV system at your premises. You have finalized the basic camera numbers, tentative placements, purpose for the proposed CCTV solution. You have even asked for price quotes from leading CCTV integrators and solution providers. But you are confused about specifications, makes and various model numbers in an even varying combination s. Sound familiar? You are definitely not alone, several of our customer face the same kind of problem as there is a wide range of products available for CCTV system in India.

Thursday, August 30, 2007

Video compression for DVR in CCTV systems

DVR stands for Digitals Video Recorder. Advantage of using a DVR technology over analog recording is that the Digital Data recorded by DVR can be compressed and saved in special hard disk and can be reviewed later. Video compression plays an important role in overall operation, properly compressed video can also save disk space.
All DVRs use some kind of compression algorithm called a codec to keep the digital video files at a manageable size. The average size of an uncompressed still image frame at 320x240 resolution in 24-bit true color is about 230400 Byte or 2.3 Mega Byte. Same image frame in 32 bit color is about 307200 Byte or 3.07 Mega Byte.

An hour’s worth of one channel of uncompressed video at 25 frames per second would take up 21,600 megabytes (21.6 GB)

Uncompressed video of one hour will take hard disk space

Frame size 320*240 Pixel at 25 frames per second would take up
25*3600* 230400 Byte = 20736 Mega bytes
= 20.736 GB (24 bit color)
25*3600* 307200 Byte = 27648 Mega bytes
= 27.648 GB (32 bit color)

Get CCTV technology in India from Digitals India. Visit www.digitalsindia.com/cctv.html

Tuesday, August 21, 2007

Audio Video door entry explained

av door entry system ensures your safety, safeguard your home and can be linked to alarms.

Audio video door entry system comprises of a audio or video outer panel with a bell or the camera unit which is installed outside the gate or the door , a monitor or phone from which we can communicate with the visitor- these can be audio or video door phones.
This can be teamed up with accessories like electric lock release, telephonic unit etc

Apart from this we need a system through which device communicate to each other.
All these needs a perfect system integration and full customization for your requirement.

Digitals india offers you FERMAX range of audio video door entry systems in India. FERMAX is one of the most reputed company worldwide for audio video door entry phones.

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