Text: GEOTRACK Dual Axis H-H Mount - Model : SG99II + MN4S, Recommand dish : 45 cm- 100cm, Azimuth angle: 180 degree, Elevation angle : 0 - 70 degree, Offset compensation 40 or 50 degree, Reed switch resolution : 5.48 pulse /degree, Extremely silent URL: http://www.sat-city.com/Gentact/1998_03_16/