★ ★★★★ Brand new and High quantity Satellite Signal Amplifier. Suitable for all satellite applications. This signal amplifier works with every satellite system In the market. This amplifier is DC passive, No need for separate power supply. provides up to 20dB gain to minimize signal loss caused by in-line devices or long cable runs. 5. Suitable for RG6 cables running over 50 FT, please note the installation position of line amplifier is very important, it should be installed in the position of signal loss, the distance is within 38 inch. NOTE that an Amplifier will NOT magically Fix your broken signal or weak signal that is due to aiming, it Will ONLY and ONLY improve a signal that has low impudence due to a long Coaxial Line such as RG6 of over 50 FT.