The 802.11 standards employs a series of over-the-air modulation techniques using the same basic protocol. The most common standards are referred to as 802.11a, 802.11b, 802.11g, 802.11n and the newest, 802.11ac. The spectrum available for 802.11 networking varies by country..
An extract of IEEE 802.11n-2009 Modulation Coding Scheme for Wireless N is shown in the diagram. It shows the maximum speeds possible per spatial stream for a given modulation method and the applied coding scheme. But how do you read..
There are easy ways to measure signal strength on your wifi enabled devices. Virtually all devices provide some means to see the wireless signal strength your device is receiving. On smart phones and tablets you can download free Apps that..