This FAQ will look at the Butler matrix, a widely used passive technique for implanting and ESA, which is not well known.

However, creating directional antennas allowed more stations to share channels and that’s the subject of a recent post by [John Schneider]. When it comes to antennas, ham radio operators often ...

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.

The RCA Compact Yagi Outdoor antenna is a directional antenna that is best suited for rural areas with hard-to-reach UHF and VHF signals. It’s a great pick if you want to put your antenna in ...