Before revision: VSAT and Satellite Earth Station Applications For VSAT modems the transmission and reception paths are at 90° to each other, or in other words, the signals are orthogonally polarized with respect to each other.
After revision: VSAT and satellite Earth station applications For VSAT modems the transmission and reception paths are at 90° to each other, or in other words, the signals are orthogonally polarized with respect to each other.