Wireless security cameras – Analogue or digital

Spy cameras are also called nanny cameras. These are typically used for covert operations such as keeping an eye on nanny and domestic servants.

A spy camera is a handy and a practical device. Some of its application areas are mentioned below.

1. As mentioned above it is generally used at home to keep an eye on nannies. This is particularly useful if you have an infant at home. It is your duty as a parent to keep a check on abusive nannies.

2. It is used to record videos for child custody, divorce and other legal issues.

3. Spy cameras are a boon if you have a teenager at home. These cameras can keep a track on their habits, especially if the kid is consuming drugs etc.

Spy cameras are available in many form factors such as; pen, reverse peephole, watch and sun glasses. These cameras have decent recording capacity and they save videos in .AVI format.

On the other hand a wireless security camera is typically used in a CCTV system to transmit audio/video signal to a wireless receiver.

Wireless Security Cameras transmit signals without any wires. These cameras have several advantages over conventional wired cameras. They are easy to install and save money; the use of expensive video extension cables is completely nullified. This makes it a cost effective option.

There are two types of wireless cameras; analogue and digital. Analogue wireless cameras send out signals using radio frequencies whereas digital cameras covert these signals into digital packets before sending them out. A digital wireless camera has longer transmission range than analogue; typically around 450 feet.

A CCTV system is used for surveillance. It consists of a camera, DVR and a display device. The camera is more often than not wired directly to the receiving device.

On the other hand wireless CCTVtypically utilizes a wireless camera to capture video footage. This footage is then broadcasted wirelessly. The wireless camera used in CCTV system has several inbuilt innovative features. Some of them are mentioned below.

1. They are capable of recording during the day and at night with the help of infrared sensors.

2. These cameras have motion sensing capabilities.

3. They came in an array of vandal free designs.

4. They can be mounted on the ceiling or wall.