The Difference Between SATA II and SATA III
SATA is a hardware connection standard that provides data transfer between hard drives and a computer's motherboard. The current standard is SATA III as of December 2012; SATA I was supplanted by SATA II around 2006. SATA connectors have been the default way of connecting hard drives to motherboards since around 2004 The first SATA hard drives were released in 2003 and had significant performance increases.
Differences Between Bus Ducts & Cables
Running electrical power through a facility involves balancing choices between tradeoffs in cost, safety, and total power and voltage needed. Power cables are good to a point. As current demand rises for a given installation, the more likely it is that a bus bar or bus duct is needed instead.
How to Turn a DSL Modem Into a WAP
Any number of devices in the home today can benefit from a wireless access point, including laptop computers, cell phones, Smart TVs and game consoles like the XBox 360 or Playstation 3. If you have a DSL modem with built-in wireless, setting it up as a WAP is very easy to do. If your modem isn't wireless, you can still set it up for wireless connectivity just by connecting it to a wireless router.