NT-2000 REF Manual
List of Abbreviations
11-1
1 1 . L i s t o f A b b r e v i a ti o n s
The abbreviations used in this manual and menus, on screen, control panel and rear
panel are listed below.
A: amperes
ACKNLG: Acknowledge
ALM: Alarm
ANT: Antenna
BNC:
Type of coaxial connector
BRT:
Brightness control key
BSH:
Bundesamt für Seeschiffahrt und Hydrographie ( Federal Maritime and
Hydrographic Agency, Germany
)
BV:
Bureau Veritas (France), EU notified body
CER:
Character Error Rate ( ratio of asterisks to total number of characters)
CH:
Operating channel ( receiver currently in use)
CLR: Clear
key
CPU:
Central Processing Unit (core of single–chip microcomputer on CPU PCB)
D: Depth
( part of cabinet dimensions)
dB: decibels
( unit of relative power strength)
DC/AC: DC–to–AC
(DC–to–AC voltage inverter for screen backlighting lamp)
DIM:
Dimmer key (for keypad backlighting)
DOS/V:
Disk Operating System/V ( PC operating system for IBM–compatibles)
DRAM:
Dynamic Random Access Memory
EMC: Electromagnetic
compatibility
EN:
Europäische Norm ( European Standard)
ENT: Entry
key
F: Frequency
FEC:
Forward error correction (error–correcting protocol in NAVTEX system)
FL : Fluorescent
lamp
(screen backlighting lamp)
FM: frequency
modulation
FREQ: Frequency
FSK:
Frequency shift keying (modulation technique for NAVTEX transmission)
FWE:
Flash–memory write enable (CPU-embedded flash memory programming)
F/C: Frequency
converter
(used to receive 4209.5 kHz on second receiver)
GMDSS:
Global Maritime Distress and Safety System
GND: Ground
GPS:
Global Positioning System, GPS receiver/sensor
H: Height
( part of cabinet dimensions)
ID:
Identification code (identification of transmitter)
IEC:
International Electrotechnical Commission
IMO: International
Maritime
Organization
ISO:
International Standardization Organization
I/O: Input/Output
kB: kilobytes
kg: kilograms
LSB:
Least significant bit
LST:
Local standard time
LAT/LON: Latitude / Longitude
coordinates
LCD:
Liquid crystal display
(
continued on next page
)