The GPS L1/L2/L5 Galileo/GLONASS/Omnistar Hanger Networked Re-Radiating Kit GPS Networking’s L1/L2GHNRRKIT is a complete re-radiating system that allows re-radiation of the GPS L1, L2, L5, Galileo, GLONASS and Omnistar signals indoors. The L1/L2GHNRRKIT consists of an active roof antenna, a re-radiating amplifier with a wall mount plug-in transformer that powers the entire system, and a passive re-radiating antenna.