It might surprise you to know that the common tape measure is not only one of the essential items needed in a home tool kit, ...

A tape measure comes with several markings that some may not know, like the black diamonds. Here's what those symbols mean ...

In the photos you can see a measuring tape running the length of the wires for measuring the distance from the end of the Lecher line to the nodes. By doing so, you’re measuring the wavelength ...