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1. VHF Radiotelephone
Operational Overview
The FM-8500 system consists of a main transceiver unit and two
antennas. The transceiver unit contains a VHF transmitter, receiver,
and channel 70 watch receiver module. The performance and op-
eration are controlled on its front panel. The antenna may be of
any type available from FURUNO or market and the recommended
type is a vertically polarized non-directional type. The first an-
tenna works for transmitting and receiving and the 2nd antenna for
watch keeping.
1
DISTRESS
ALARM
STOP
POSITION
DISTRESS CANCEL
2
AUTO ACK
3
TEST
CANCEL
4
PRINT
5
CONTRAST
6
VOLUME
7
FILE
8
RCVD
9
XMTD
SELECT
0
ENT
VHF RADIOTELEPHONE FM-8500
Watch CH 70
auto
CH16
TX
CHANNEL
MODE(PUSH)
REM USA WX PRIV
HI
LOW
LOW
AUTO
CALL
SQUELCH
OFF/DW/SCAN(PUSH)
OFF
(PUSH)
VOLUME
Volume with
Power ON/OFF
(Press to turn on/off
loudspeaker.)
Squelch control
(Press for DW, Scan)
High/Low power
CH16 key
LCD
Keyboard
(for DSC operation)
Channel No. display
Channel selector
(Press for Mode selection)
Controls for
VHF operation
Figure 1-1 FM-8500 transceiver unit