However to fulfill the task the satellite must carry two very large antennas.
As of mid 2010 the Station has three large antennas in use.
Much larger antennas were needed to provide the required accuracy.
However, during an emergency the use of the largest antennas is crucial.
It also has a large antenna on top for TV and radio.
Several large antennas with wires running into the house sat on the roofs of the vehicles.
A large antenna radiating at high power provides the best performance.
As of June 1, 2010 all the large antennas have been removed.
There is also a broadcasting station with a large antenna on top of the hill.
The system comes with a large outdoor antenna and a long cable.