User Manual

IDentity Flex Hardware Manual – Reference sirit
Version 2.3 Page 74
8.
8.8.
8. Reference
ReferenceReference
Reference
Glossary
AC Alternating Current
AM Amplitude Modulation
AVI Automatic Vehicle Identification
BIN Binary
BOR Break on Removal
CRT Cathode Ray Tube - display
COM Communications
CWB Concrete Wall/Pole Bracket, optional mounting pipe with bracket
dB decibel – level of a signal
dBm decibels referenced to one milliwatt of power
DC Direct Current
DC Dealer Code
FC Facility Code
FCID Facility Code Identification
FCC Federal Communications Commission – a regulatory agency
FM Frequency Modulation
IL Issue Level
I/O Input / Output – data doorway to and from a device
KHz Kilohertz – 1,000 cycles per second
Kbps Kilo Bits per Second
mA Milliampere
Mbps Mega Bits per Second
MHz Megahertz – 1,000,000 cycles per second
ms Millisecond
NEMA National Electrical Manufacturers Association
PSK Phase Shift Keying
2PSK Double Phase Shift Keying
RF Radio Frequency (radio frequency energy)
RFID Radio Frequency Identification
RX Receive
RXd Received Data
SYNC Synchronization Signal
TTL Transistor-Transistor Logic – logic circuits
TX Transmit
TXd Transmitted Data
T21 Title 21 (California tolling system)
UHF Ultra High Frequency
UMB Universal Mounting Bracket supplied with Flex antenna
VAC Voltage – Alternating Current
VDC Voltage – Direct Current
VSWR Voltage Standing Wave Ratio
WIEGAND 26, 34 or 50-bit binary-encoded data used in the control industry