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SG-7100 - Hardware Guide
T300, Version 01 6 © SkyWave Proprietary
1.2.3.2
Cellular plus GPS Antenna
The Cellular/GPS antenna (ST100304-002) (Figure 10) offers similar functionality to the
main cellular antenna; in addition it supports GPS signals. The cellular plus GPS antenna
is mainly used for GPS, but it also provides cellular diversity, which improves the
reliability of cellular reception. This antenna is connected to the SG-7100 antenna
connector labeled, "WWAN Div/GPS" on the base unit.
Figure 10 Cellular/GPS Antenna
1.2.3.3
WLAN (Wi-Fi) Antenna Fixed
The WLAN/Wi-Fi fixed antenna (ST100304-004) (Figure 11) supports the 2.4 GHz band
used by the SG-7100's optional WLAN expansion card. This antenna is fixed at 90° and
connects to the antenna connector on the expansion card, which is labeled, "WLAN
Main".
Note:
This antenna supports an operating temperate range of -20°C to +65°C, which
is less than the SG-7100 operating temperature range of -30°C to +70°C. If you
need the full temperature range you should use the WLAN (Wi-Fi) Antenna
Hinged.
Figure 11 WLAN (Wi-Fi) Antenna - Fixed
1.2.3.4
WLAN (Wi-Fi) Antenna Hinged
The WLAN/Wi-Fi hinged antenna (ST100304-003) (Figure 12) supports the 2.4 GHz and
5.8 GHz bands used by the SG-7100's optional WLAN expansion card. This antenna
connects to the antenna connector on the expansion card, which is labeled, "WLAN
Main".
Figure 12 WLAN (Wi-Fi) Antenna - Hinged