Outdoor Antenna Pre Amp, Designed Specifically To Improve The Performance Of Outdoor Antennas In Low Signal Strength Areas, Extends Range For Outdoor Antennas, Enhances Performance In Low Signal Strength Areas, Preserves Signal Purity With Extremely Low Noise Circuitry, Outperforms Old Pre Amps Made For Analog, Optimizes Performance With Separate UHG/VHF Amplification.