Manual

©1999 Navia Aviation AS 21464-5 GENERAL INFORMATION
USER MANUALNORMARC 7050
MARKER BEACON
1-3
Modules have type numbers consisting of two letters, a three- or four- digit number and a let-
ter, for example MO 1374A. MO is an abbreviation of MO
nitor, 1374 is a running number, and
the last letter is the variant designator. Modules consist of parts.
1.3 Abbreviations
AC : Alternating Current
ADC : Analog to Digital Converter
AGC : Automatic Gain Control
CPU : Central Processing Unit
DAC : Digital to Analog Converter
DC : Direct Current
DM : Depth of Modulation
EEPROM : Electrically Erasable Programmable Read Only Memory
EMC : Electro Magnetic Compatibility
EMI : Electro Magnetic Interference
EPROM : Erasable Programmable Read Only Memory
FIFO : First In First Out
FPGA : Field Programmable Gate Array
I/F : Inter Face
ILS : Instrument Landing System
IM : Inner Marker
LED : Light Emitting Diode
LF : Low Frequency
LRU : Line Replaceable Unit
MCU : Monitor Combiner Unit
MM : Middle Marker
NAV : NAVigation signals
NF : Near Field
OM : Outer Marker
PC : Personal Computer
RAM : Random Access Memory
RF : Radio Frequency
RMM : Remote Maintenance Monitor
RMS : Remote Monitoring System
ROM : Read Only Memory
RTC : Real Time Clock
SC : Station Control
SRAM : Static Random Access Memory
STB : STandBy
SW : Soft Ware
TX : Transmitter