MLS-310
External Speaker with 10 Watt Amplifier
The MLS-310 high quality waterproof amplified communications speaker designed to operate with Marine VHF’s with maximum
of 4 watts output power. The MLS-310 amplifies the audio from the marine VHF to 10W providing loud and clear audio. The
volume control on the front of the speaker allows the audio level to be adjusted or to be turned off. Supplied with 6.5 feet of
speaker wire for connection of a Marine VHF, 6.5 feet of power cable to connect to 12VDC, bracket and flush mounting hardware.
INSTALLATION
1
)
MOUNTING BRACKET INSTALLATION
1. Remove the MLS-310 from the bracket by removing the
two Mounting Bracket Knobs.
2. Choose a place to mount the MLS-310.
3. Use the bracket as a template to mark the locations of the
mounting holes.
4. Use a 5.2-mm (17/64”) bit to drill the holes, and secure
the bracket with the supplied screws, spring washers, flat
washers, and nuts (Figure 1 & 2).
5. Insert the MLS-310 into the bracket with the Mounting
Bracket Knobs which were removed in step 1.
6. Set the MLS-310 to the preferred angle, then tighten the
Mounting Bracket Knobs to fasten the MLS-310 to the
bracket.
7. Route and secure the connection cable from the MLS-310
to the Marine VHF. Connect the WHITE wire of the con-
nection cable to the marine VHF’s positive (+) external
speaker output and the shield of the connection cable to
the negative (–) external speaker connection.
8. Connect the RED wire of the connection cable from the
MLS-310 to a Positive (+) 12VDC positive source (ca-
pable of supplying 1.5A of current) and the BLACK wire
of the connection cable to Negative (–) 12VDC source.
5
φ
Marine Division of VERTEX STANDARD
US Headquarters
10900 Walker Street, Cypress, CA 90630, U.S.A.
www.standardhorizon.com
TEMPLATE for the MLS-310
Use this template to mark the location
where the round hole for the flush
mount is to be cut.
Figure 1 (Desktop Mount)
You may reverse
the position of the
bracket.
106 mm
95
φ
106 mm
Figure 2 (Wall Mount)
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Fuse
White
Sheild
Sheild
Red
Red
Power Source
Black
Black
CMP25 RAM+ MIC
Typical Radio Connections Phantom Series Connections
