EXPLORER 5075GX Auto-Deploy Fly-Away System for Inmarsat GX
2-2
Chapter 2: Introduction
98-143492-D
The antenna provides a stable RF link and the modem provides IP services on the RF link.
The IP services are provided via a switch in the antenna subsystem, which is controlled by
the GX modem. Status information from the GX modem is provided via the antenna
subsystem. The antenna subsystem can be monitored and software upgraded from the
earth station via the GX modem.
2.1.2
Global Xpress (GX) service
The EXPLORER 5075GX is a unique GX antenna system operating in the K/Ka-band (19.2 to
30 GHz). It is used with the Global Xpress service from Inmarsat, delivering consistent high-
performance download speeds of up to 50 Mbps and 5 Mbps over the uplink. The following
figure shows the coverage map of the GX service.
2.1.3
Service activation
The EXPLORER 5075GX should be activated from the start. If there are problems with the
GX service contact your service provider.
Figure 2-2: GX coverage map
a
a. Source: www.inmarsatgov.com
