Stonex S9i GNSS Receiver – User Manual
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Figure 6 - 2 Lithium-ion battery
6.2.2 Charger
The charger can charge two batteries simultaneously. The lights of the
charger show if the battery is being charged (red light CHARGE) or if it’s
already charged (green light FULL). Red light POWER shows if the charger is
powered on and there is also a light which turns on in case of too high
temperature (red light TEMP).
Figure 6 – 3 S9i charger and adaptor
6.2.3 The antennas
S9i uses UHF transmitting and receiving antenna. Since there are three
different internal radio settings with different frequency range, the
corresponding antennas have different length. The available range are: 410-
