DON MARKLEY

Many broadcasters go through their entire careers without having the joy of building a new tower. For many others, this particular activity only occurs

The tuning of combiner or diplexer assemblies is a job for the factory representatives. As is well-known and often discussed in laborious detail, most

Be very reluctant to purchase a unit that is specifically designed for a narrow set of input parameters with no expansion capability. The encoder that

Dual lighting systems avoid the necessity of painting the tower but are much better neighbors at night. Tower lights are a lot like air conditioners in

Old towers have a tendency to be fully loaded based on their original design criteria. No realistic engineer can argue that panel antennas don't work

Elbows are like people. They don't mind working together, just not too close. Don't even think of applying power to a new system without having it carefully

The standby power plant is expected to stay in its own little room, be ignored and still spring to life to save the day. Sounds like the chief engineer,

Learn the ups and downs of getting your digital signal from the studio to the transmitter

At the last few NAB shows, the most interesting RF products exhibited were all closely grouped around digital broadcasting. Well, they were this year

If you have to defend your existing or proposed RF facilities in a public forum, make sure you’re well informed.

Find out the best way to combine your analog and DTV signals and transmit them from one antenna.

NAB2003 offered a continuing steady improvement in the technologies that have been emerging over the last several years.

In the past few months, this column has discussed many issues involved with propagation. But it might be helpful to look at a broad overview of television

The terrible truth is that you can build a beautiful transmitting plant using the latest state-of-the-art transmitters and antennas and still find areas

High-power antennas come in a variety of flavors. Which is right for you?

This article offers a review of vector network analyzer basics for testing transmission lines, antennas and other RF components, along with some dos and don’ts.