A typical UHF bow-tie using a corner reflector has about 2 dB more gain than one using a flat screen: 8 dB to 12 dB from Channel 14 to 69. As with VHF antennas, differences between manufacturers make ...

Reflector antennas. Reflector antennas work by reflecting signals from a large conducting plane which acts like a mirror. ... "The Yagi/Corner-Reflector is the most common UHF antenna, ...