High speed internet breaks down the barriers of distance and time. It allows people from everywhere; big and small towns, cities and rural areas to quickly and reliably participate in economic and other activities far beyond geographic boundaries. Businesses in particular have realized huge gains...

This happens often. An information worker notifies the help desk that their computer is offline. The technician embarks on a series of troubleshooting steps: verify the fault, eliminate user error, try turning the computer off and on again. On most occasions those steps solve the...

A customer calls saying they have an electrical problem with an outdoor light. You have no connectivity at either end of the cable.  You use your Ohm meter to check for continuity and to your dismay… you have a break or a short. Now what? The...

The following is a guest post from Bradford Whipple. I install quite a few IP cameras regularly. When possible, I power the cameras with what is called POE, or power over ethernet. This comes in handy, because both your power supply and your data can travel...

Cable testing technology has moved ahead in leaps and bounds, making modern digital cable testers easier to use than their predecessors while at the same time offering more features. If you are using an old tester, now is the time to take advantage of holiday...

Security alarm systems have progressed from simple hard-wired solutions to complex Internet-based systems that offer many advantages and additional features, such as the ability to remotely monitor what's happening in your home or business.The trade off is that setting up security alarms can be tricky, especially when...

There are several methods that can be used to detect faults and open circuits in metallic cables such as twisted pair, coax and power cables. When a fault occurs more or less continuously, a device known as a Time Domain Reflectometer (TDR) can provide the best means of tracking down the problem.  When a fault...

The greatest leap forward in the development of mankind is when we learned how to cultivate tools for particular purposes to make life's tasks easier and take less time. The need to transform our hands into various devices hasn't abated with the onslaught of new...