Step up your technological knowledge with this guide on the differences between Layer 2 and Layer 3 network switches.

Industry consultant claims the advent of solar power and home batteries from companies like Tesla will force the reinvention of home wiring from primarily AC high voltage to DC home-run low voltage to reduce power conversion loss.

Throwback Thursday goes back to 2011 when Amenitek redesigned an A/V system in an 18,000-square-foot log cabin that featured two 7.1-channel surround-sound rooms, three 5.1 surround rooms and 12 zones of audio.

Electronic Lifestyle Associates very neatly integrated the gear and cabling to cover 23 rooms and 7,500 square feet and earn accolades as winner of this year's 'Great Looking Racks' contest, sponsored by Middle Atlantic Products.

For this edition of Throwback Thursday, look back at photos of the worst wiring jobs after they've been cleaned up and see how they turned out.

Tom Marino from Advanced Technologies tackled a wiring job so messy the panel enclosure wouldn't shut.