Operation and Maintenance Manual

CANAM TECHNOLOGY, INC. (CTI)
MARK-IV VHF BROADBAND SIGNAL BOOSTER M4BBDAV O&M MANUAL
Page 8 of 39
Rev0 April/2015
Section B. GLOSSARY
 AC: Alternate Current.
 AGC: Automatic Gain Control, typically used on narrowband channel
filters.
 DL: Downlink. Transmission link from the base station to the mobile
station.
 DSP: Digital Signal Processing/Processor
 ECM: Embedded Control Module (also named as M4-ECM)
 GUI: Graphical User Interface
 iALC: Input Automatic Level Control (Input broadband limiter).
 MCPA: Multi-Carrier High-Power Amplifier
 PSU: Power Supply Unit
 Relay: Electromechanical switch. The system uses Form-C (SPDT) relays
for external alarms
o COM: Common contact or port
o NC: Normally-Closed contact or port
o NO: Normally-Open contact or port
 RF: Radio Frequency
 Rx: Receiver
 SNMP: Simple Network Management Protocol.
 Tx: Transmitter
 UL: Uplink. Transmission link from the mobile station to the base station.