signal-to-noise

Diagnosing and addressing Wi-Fi signal quality problems

For the most part Wi-Fi technology works quite well to keep your Mac, iPhone, and other devices connected; however, there are times when certain devices or setups may be plagued with Wi-Fi dropouts.

Recently I covered a number of approaches to fixing Wi-Fi dropout problems, though these only covered the configuration options in the router and the computer itself. Besides the system configuration, an cause for Wi-Fi drop-outs can also be poor Wi-Fi signal quality.

The quality for any analog signal, be it electrical, optical, or radio, can be determined by comparing the desired signal level to the background noise … Read more