Die-cast housing, low noise: 4dB, high gain: 20dB, passes DC through for powering LNBs, sloped gain for long cable runs, voltage supplied by the satellite receiver Specifications: Noise figure: 4dB Gain: 950MHz: 15dB, 1450MHz: 18dB, 1750MHz: 20dB, 2150MHz: 21dB Maximum output: 30dBmV (12 channels) DC voltage: 15~18VDC (negative ground) Co...