Things to know about wifi

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WiFi is a local area wireless technology that allows electronic devices to exchange data and connect to the internet using 2.4 ghz and 5 ghz radio wave. The name is a trademark name which plays on the audiophile term HiFi. 

WiFi is defines as “wireless local area network” in short, WLAN. 

Range of Wifi Signal
Generally, a effective range of WiFi signal in a home network using 802.11b/g/n support up to a range of 45 meters (150 feet) indoor but can be interrupted by obstructions like pillar and wall. Therefore the position of the router at home is important. 

The effective range of 802.11a is approximately one-third that of 802.11b/g/n.

WiFi Booster and Repeater
Do you know that you can extend the range of your WiFi area by using a WiFi Booster or WiFi Repeater? 
These products helps you to extend your WiFi Signal and reach the area unreachable by router alone.
The effective range of these product varies on the product itself.

Saving on Data charges
Whenever you are at home or in a WiFi hot spot, do remember to switch to WiFi. This can help you to incur less usage on data. By switching to WiFi, the 3G or 4G signal from your mobile network service provider is temporary replace by the WiFi signal.
This is especially significant for people who watches a lot of video on their mobile device as stream of video will take up a lot of data usage.

Interference
Most router operate on the 2.4 ghz network which is similar to the microwave oven. The microwave oven will emit a high amount of 2.4 ghz radio wave which can seriously hindered the effectiveness of your router.
Some cordless phone also operate on the 2.4 ghz frequency, so do check if your cordless phone does operate on the same frequency and remember not to place them too near to your router. 
Your neighbor router might also interfere with the effectiveness of your router if there are too many other routers operating on the same frequency together.

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