The authors are president and vice president, respectively, of Communications Technologies Inc., a consultancy in Marlton, N.J. Fig. 1: Measured vertical (purple) and horizontal (blue) field strength ...

The author is vice president of engineering, Dielectric LLC. This article is based on a paper prepared for the NAB Broadcast Engineering and IT Conference of the NAB Show and is published with ...

When you think of directional ham radio antennas, you probably think of a Yagi, cubical quad, or a log-periodic antenna. These antennas usually are in a horizontal configuration up on a high tower.

When you think of directional ham radio antennas, you probably think of a Yagi, cubical quad, or a log-periodic antenna. These antennas usually are in a horizontal configuration up on a high tower.

Sinclair Broadcast Group-owned Dielectric has literally changed how FM broadcast antenna manufactures validate directional pattern studies for new FM broadcast antennas. In fact, the company’s ...

In terms of reception strength and picture quality, this is one of the better antennas we’ve reviewed. But the blue light bugs us. Terk’s latest iteration of its Omni-series of multi-directional ...

Directing the fluorescence from nanoscale emitters such as single molecules and single quantum dots is a key factor in a wide range of applications, from the efficient detection of molecules for ...

The Clearstream 4 Max is an excellent choice for areas with strong to medium strength signals and with multiple TV transmitters in different locations. It’s well made, easy to assemble and supplied ...

A log-periodic antenna, also known as a log-periodic array or aerial, is a directional and narrow beam antenna that operates over a wide bandwidth. Its advantage is that it exhibits essentially ...