Buy on Amazon : br br Antra AT-PAU18 Low Noise Pre-Amplifier HDTV Pre-amp for UHF Antenna 28dB Gain br br Use with HDTV Free Over the Air UHF Outdoor Antenna covering UHF bands channels 14-69 br Amplifies weak signals right below the antenna getting higer SignalNoise Ratio br A must for weak channels if running a long cable or splitting signals into multiple TVs br Better and stabler reception in poor weather conditions br Optimized for HDTV reception in Canada and USA