Using The External Speaker/Mic Jack; Using The Marine Vhf Band; Reading The Marine Band Screen - Uniden MHS550 Owner's Manual

Using the external speaker/mic jack

You can connect an optional external speaker-mic to this
watertight jack. Unscrew the cap, which is held by the rubber
cap-keeper to prevent loss. Insert the special gasketed plug
and screw down the shell, which assures prevention of water
entering the jack. Two available units are
• HHSPM Speaker Mic
• VOX100 Headset Mic
For details, consult your Uniden dealer or contact Uniden
directly (see back cover for contact information).

Using the Marine VHF Band

The following features and
options are avilable only when
the radio is in the marine VHF
band. To activate the marine
band, press the
button repreatedly until the
display shows VHF.

Reading the marine band screen

Transmit Transmit
power power
( (
1W, 2.5W 1W, 2.5W
or or ) )
5W 5W
Channel mode Channel mode
( ( ada or ada or
USA, CAN USA, CAN
ernational) ernational)
INT INT
Weather Alert Weather Alert
Watch on Watch on
Battery level icon Battery level icon
BAND-1/2.5/5W
Current band Current band
Alert Alert
Uniden MHS550 Radio Owner's Manual
VHF VHF
Current channel is Current channel is
stored in memory stored in memory
Memory Memory
Current Current
channel channel
number number
Status Status
messages messages
(see status (see status
message message
table) table)
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