The GAT-5518 (G-18) from Viasat is a Satellite Terminal with Azimuth Range 0 to 360 Degrees, Transmitter Frequency 27.5 to 31.0 GHz, Receiver Frequency 17.7 to 21.2 GHz, Elevation Range 0 to 90 Degrees, DC Voltage 28 V. More details for GAT-5518 (G-18) can be seen below.