Dome Camera

Basics of Surveillance System

These depends on the usage

Camera – are of 2 types as shown above Dome and Bullet.

DVR – (Digital Video Recorder)It records with the help of a Hard Disk, and also is a main processor and Programmer of the system.

POWER ADAPTER – DC Power source single or multiple type adaptor for cameras.

HDD – (Hard Disk Drive) of 500GB, 1 TB to 4 TB, as supported by DVR.

CABLING – is required in two sets one is for the power supply to camera, and other is the picture capturing to DVR.

CONNECTORS – BNC and Power connectors at the Camera Point and at the Power Distributor as Well at DVR.

CCTV Surveillance System

A Brief to understand CCTV Surveillance System

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Bullet Camera

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INSTALLATION – i.e. setting up of total surveillance system.

CAMERA

They are technically classified as per their shape of body to 3 types,

1. Dome (usually used indoor02. Bullet ( indoor as well for outdoor)3. Box (cube shaped0

NIGHT VISION - IR (Infra-Red) LEDs, this feature is must as it allows to see even when there is no light, (you will see the picture as black & white). LENS selection for FIELD AREA - Coverage Area & Target Distance, i.e, Wide view and how long distance of target. SENSOR – CMOS or CCD, This is to do with Picture quality, TVL – TV lines – for picture quality now it is from 700 TVL, then go up to Mega pixel like digital cameras i.e. 1.3 MP to 2 MP to 3 MP etc.

NETWORK CAMERA – These are costly and have their own IP to connect to a network and view remotely from anywhere Motion Detection -

CABLE – CONNECTORS – INSTALLATION

Cables have to be of good quality, same is of connector’s quality. Installation is very vital as a proper installation will reduce down time. Under experienced person it has to be done.

DVR (Digital Video Recorder) this is basically to handle total surveillance system.

No of CHANNEL Support it supports no of cameras which are called as channel i.e. up to 4 camera support is called 4 channel, 5 to 8

HDD SUPPORT – it manages Hard Disk Drive from 500 GB to 4 TB and may be more.

camera support type is called 8 channel Then it is of 16 channel and 32 channel and also 64 channel.

DVR allows to Access the remote viewing of HDD as well the live view of all the cameras, over internet, by PC to Tablet to any Android or Net base phone.

With Password the DVR could be controlled remotely from any part of the world.

It can enable camera features, etc.

The recording of all the cameras is done in HDD and the loop

In HDD Deletes the oldest recording and records fresh Picture DATA.

The minimum ideal is 1 to 2 TB HDD which records up to 1 month of picture data of 4 cameras.