I test audio gear for a living — here's how to make a great home stereo system for under $500

Browsing HiFi sites can often make it feel like you need to spend thousands on a new system — but we've found a way to get great sound for a lot less.
POWER Magazine

U.S. Power Distribution System Reliability Has Declined Over the Past Decade: How to Make It Better

SAIDI (System Average Interruption Duration Index) and SAIFI (System Average Interruption Frequency Index) are widely used reliability indices that measure the performance of power distribution ...