Most ham radio operators will build an antenna of some sort when they first start listening or transmitting, whether it’s a simple dipole, a beam antenna like a Yagi, or even just a random wire ...

It’s a dilemma many hams face: it’s easy to find yourself with a big spool of RG-11 coax cable, usually after a big cable TV wiring project. It can be tempting to use it in antenna projects, but the ...

In many communication transceiver designs, an unbalanced single-ended signal must be converted to a balanced differential signal. This task is often considered routine, and a flux-coupled transformer ...