Furuno FS-1575 FS-2575 FS-5075 User Manual

Control unit

ACK

Acknowledge

LV

Level

AGC

Automatic Gain Control

MAR

March

ANT

Antenna

MMSI

Maritime Mobile Services 
Identity number

APP

Application

MSG

Message

APR

April

NB

Noise Blanker

ATT

Attenuator

NBDP

Narrow Band Direct Printing

AUG

August

NF

Notch Filter

BRILL

Brilliance

NOV

November

COMM

Communication

NR

Noise Reduction

DEC

December

OCT

October

DSC

Digital Selective Calling

PSTN

Public Switched Telephone 
Networks

DUP

Duplex

PWR

Power

ENT

Enter

REF

Reference

EPFS

Electronic Position Fixing 
System

RF

Radio Frequency

EQUIP

Equipment

RX

Receive

FEB

February

S-DUP

Semi-Duplex

FREQ

Frequency

SEP

September

GMDSS

Global Maritime Distress and 
Safety System

SIMP

Simplex

INFO

Information

SP

Speaker

INTERCOM

Intercommunication System

SQ

Squelch

INTL

International

TLX

Telex

JAN

January

TRX

Transmit and Receive

JUL

July

TX

Transmit

JUN

June

UTC

Coordinated Universal Time/ 
Universal Time, Coordinated

LAT

Latitude

WR

Watch Receiver

LON

Longitude