User`s manual
ACRONYMS USED IN THIS MANUAL
AMI ........................................................ Alternate Mark Inversion
BER ........................................................ Bit Error Rate
BBP ........................................................ Baseband Processor
CRC ........................................................ Cyclic Redundancy Check
DCE ........................................................ Data Communications Equipment
DTE ........................................................ Data Terminal Equipment
ESF ......................................................... Extended superframe
FCC ........................................................ Federal Communications Commission
FEC ......................................................... Forward Error Correction
IF ......................................................... Intermediate Frequency
ISM ......................................................... Industrial, Scientific, and Medical
LBK ........................................................ Loopback
QPSK ...................................................... Quadrature Phase Shift Keying
RF ......................................................... Radio Frequency
RFC ........................................................ Radio Frequency Converter
RSSI........................................................ Received Signal Strength Indicator
Rx ......................................................... Receive
SF ......................................................... Superframe
Tx ......................................................... Transmit
HDB3...................................................... High Density Bipolar 3
CV ......................................................... Coding Violation
CCS ........................................................ Clear Channel Signalling
CAS ........................................................ Channel associated Signalling
RMT ....................................................... Remote Alarm
UA1 ........................................................ Unframed all 1s
RRA ........................................................ Received Remote Alarm
TRACER 2 x E1 User’s Manual 49
GLOSSARY