User's Manual

Galaxy Tracking Systems, L.L.C. VTU User’s Guide
2
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25 kHz channel spacing
2 watt transmitter
GMSK modulation, 9600-baud data rate
Bit scrambling, FEC and Data interleaving employed
GPS Motorola GT+ 8 channel C/A code receiver
Differential positioning
Inputs 4 optically isolated discretes
1 TTL level programming input / output
Optically isolated ignition sense
Outputs 7 TTL level discretes
1 TTL level discrete power / Tx indicator output