Winegard HDP-269 UHF/VHF Off-Air Antenna Pre-Amplifier
Winegards latest pre-amplifier, the HDP-269. Designed to complement the SS-1000 SquareShooter HDTV antenna, this high-input pre-amp boasts 12dB gain across the entire UHF/VHF band. Use of this Model when Stations are present within 20 Miles may OVERDRIVE your TV Tuner.

The HDP-269 helps make up for the loss from long cable runs, and also helps make up for the loss from using splitters.  The mast mounted capability of this unit, amplfies the signal at its strongest point.