User's Manual

VTU-3 Users Guide
Page 15 of 18
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Q
QA Quality Assurance
R
RAS Registration and Activation System
RLU3 Ruggedized VLU3
RMS ADC ?????
RT Remote Transmitter
RTC Remote Transmitting Computer (term obsolete See RTU)
RTU Remote Transmission Unit, collective term for a site
RTU Lite Repeater with intelligence
S
SAC Sector Activation Computer
SNDECODE Secret Number Decoder application
SNMP Simple Network Management Protocol
T
TBC To Be Confirmed.
TBD To Be Defined.
TDM Time Division Multiplexing
TR Switch Transmit/Receive Switch
TTU ?????
U
Unit Ack ?????
V
VAC Vehicle Activation Computer (International term)
VAT Vehicle Activation Transmitter
VLU Vehicle Locating Unit.
VTC Vehicle Tracking Computer (Obsolete term See VTU)
VTR Vehicle Tracker (most common)
VTU Vehicle Tracking Unit