1.Zinc diecast housing, nickle--plating 2.LNBS controlled by 13(14)17(18) VDC from the satellite receiver 3.SMT technique Satellite multiswitchs1.Zinc diecast housing, nickle--plating2.LNBS controlled by 13(14)17(18) VDC from the satellite receiver3.SMT technique and microstrip circuit design4. 75 ohm F-female connector. Satellite multiswitchs zinc 2 in 1 out