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Appendix 3: Technical Specifications
Radio module
S9Ⅲ GNSS/S8 GNSS
S9ⅢN GNSS /S8N GNSS
Internal transmitting and receiving radio: MDS TRM 450
without radio module
Frequency range available: 410-470 MHz.
Emitting power: 0.5 W
Compatibility with Trimtalk protocol (Pacific Crest radio)
GPRS/GSM module
The GPRS/GSM board mount a Telit_GC864-QUAD_V2 unit for GSM/GPRS communication.
This module supports:
-
Quad-band operation at 800 MHz, 900 MHz, 1800 MHz, 1900 MHz.
-
GPRS Multislot class 12.
-
EDGE (E-GPRS) Multishot class 10.
-
GSM release 99.
-
Output power: class 4 (2 W) for EGSM850 AND EGSM900, class 1 (1 W) for GSM1800
and GSM1900.
Power Supply:
9 to a 18V DC external power input with over-voltage.
