Contest : Technology||CCTV Camera||by @ripon999||28 March 2022

ripon999 (60)Verified+D-40SP+Club5050in Steem Bangladesh • 3 years ago

Technology

28 March 2022

Assalamualaikum Everyone
This is @ripon999 from Bangladesh

The object that I am going to discuss today about technology is very important and significant among us and its name is "CCTV Camera"

What is a CCTV Camera?

CCTV camera is a Close Circuit TV Camera.CCTV Camera A small circuit camera is always needed to capture video.In short, a small circuit camera is called a CC or close circuit camera.The use of CCTV cameras in our country started eight to ten years ago but it has been used in western countries for a long time.Although CCTV cameras were previously limited to black and white.At that time CCTV cameras could not see anything clear in low light.Later, color CCTV cameras were on the market, but due to the lack of light, they were not well-received, so use was limited.Due to the current technological advances and the development of CCTV cameras, color images can be seen in low light.

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Use of CCTV cameras

CCTV cameras are used by various organizations for security purposes.Such as office-court, bank-insurance, roads, shops, houses etc. for security.Any accident can be easily monitored by CCTV camera.CCTV cameras will always monitor your organization and capture video.If there is any such problem, you can solve it later.

Types of CCTV Cameras

There are currently 15 to 20 types of CCTV cameras available in the world and in the local market.Such as ordinary CC camera, drone cameras,
Dome camera, spy camera, hidden camera,Mini camera, Day Night camera, Zoom camera,Speed Dome PTZ Camera,Vendal proof camera, Array CCTV camera,Bullet camera, IP camera, pen camera,Button cameras, various types of WiFi cameras, etc.

Dome CCTV camera

Dome CCTV cameras can be installed on the roof ceiling of the house.The dome camera can capture video from one place according to its pixel.Dome CCTV camera with auto LED light enables taking footage even in the dark.

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Bullet CCTC Camera

Bullet CCTV cameras you can install anywhere outside the house.Bullet CCTV cameras are weatherproof and can be installed anywhere .This camera is used in papier-mch roofs that are not damaged by storms.

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Array CCTV Camera

Array CTV camera is used to capture video away.Array CCTV cameras are used to capture video at certain distances.These are placed on rooftop towers at various street corners.

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Wi-Fi CCTV Camera

WiFi CCTV Camera is a protocol call CCTV camera you can set up anywhere and take with you.You can easily watch live video from anywhere in the world through mobile.Suppose you have a WiFi CCTV camera installed in your car, now you can keep an eye on your car wherever you go.That is why the importance of WiFi CCTV cameras is increasing at present.

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Introduction to different parts of CCTV camera

DIGITAL VIDEO RECORDER(DVR):

There are two types of digital video recorders such as: TV based CCTV monitoring system and PC based CCTV monitoring system.DVR's job is to control all the systems connected to the camera at once.Each DVR has 4,8,16,32, 64 camera connections.DVR functions on all CCTV camera devices such as mouse, hard disk, camera, power supply, monitor etc.

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HARD DISK :

A hard disk is used to store the captured video in the DVR.The more GB it has, the more videos will be saved.Harddisks are mounted inside the DVR.Capture video as you need Capture memory to be set on GB hard disk as required.

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MOUSE/REMOTE:

The DVR is accompanied by a mouse to manage functions or systems.But now most of the DVR remote systems are used.With the remote or mouse you can control the various functions of the DVR like a computer.

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CCTV CAMERA:

When the CCTV camera connects to the DVR with the connector, the video will be captured and stored on the DVR's hard disk.CCTV's job is to capture video.

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POWER CONNECTOR :

A type of DC power connector is used to line the camera with the DC power supply through the power connector.The power connector picture is given in the figure below.Each camera has a separate power connector.

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CAMERA CONNECTOR :

Each camera uses a type of DMC video connector called a DMC video connector to connect to the DVR.Through which the cameras are connected to the DVR.Each camera has a separate connector.

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HDMI/VGA:

It is connected to the computer operator's video output port.HDMI / VGA This line allows you to use your video directly on your monitor screen.VGA allows CCTV camera output or playback.

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POWER SUPPLY :

Separate power supplies are used to keep the CCTV cameras running.One power supply allows you to use multiple cameras.This is how your CCTV camera will be powered by a power supply.With which the camera must be turned on with the connection.

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MONITOR/TV:

Maybe you all know what a monitor works.The monitor's job is to show pictures, but you can't use the monitor if you only want to capture video.Need a monitor for playback and live shows.Many camera live videos can be viewed simultaneously on the monitor.The monitor needs to be used for direct observation.

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