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• When moving the unit, be sure to remove its power supply cord from the wall outlet. Moving the unit with the
power cord connected to the outlet may cause damage to the power cord, resulting in fire or electric shock.
When removing the power cord, be sure to hold its plug to pull.
• Avoid installing the unit in humid or dusty locations, in locations exposed to the direct sunlight, near the heat-
ers, or in locations generating sooty smoke or steam as doing otherwise may result in fire or electric shock.
• The socket-outlet shall be installed near the equipment and the plug (disconnecting device) shall be easily
accessible.
When the Unit is in Use
• Do not place heavy objects on the unit as this may cause it to fall or break which may result in personal injury
and/or property damage. In addition, the object itself may fall off and cause injury and/or damage.
• Do not stand or sit on, nor hang down from the unit as this may cause it to fall down or drop, resulting in per-
sonal injury and/or property damage.
• When the unit is not in use for 10 days or more, or when the AC power is used for operating the unit, be sure
to take the battery out of the unit because battery leakage may cause a fire, personal injury, or contamination
of environment.
• Switch off the power, and unplug the power supply plug from the AC outlet for safety purposes when cleaning
or leaving the unit unused for 10 days or more. Doing otherwise may cause a fire or electric shock.
· Do not short, disassemble, heat nor put the battery into a fire.
· Do not solder a battery directly.
· Be sure to use the specified type of battery.
· Note correct polarity (positive and negative orientation) when inserting a battery in the unit.
· Avoid locations exposed to the direct sunlight, high temperature and high humidity when storing battery.
2. GENERAL DESCRIPTION
TOA's WA-1830M-AS and WA-1830MB-AS are portable meeting amplifiers featuring 2-way speaker system.
WA-1830M-AS has a MP3 player unit and WA-1830MB-AS has a MP3 player unit and Lead Acid battery.
Both models can accommodate 2 diversity wireless tuner units of crystal-controlled PLL synthesizer system
WTU-4800s. Other feature includes the anti-bacteria treated carrying handle.
3. FEATURES
• Excellent Sound Quality
Both the built-in cone speaker and constant directivity speaker feature the highest sound quality.
• High Intelligibility
New circuitry has been designed to reduce sound distortion at high-volume sound outputs to realize excellent
intelligibility for both quiet and loud sounds.
• High Power and Long Battery Life
Although rated at a high power output of 30 W, the WA-1830M-AS and WA-1830MB-AS consumes low power
to maintain a longer battery life.
• Lightweight Design
Carefully reviewed design and construction realize reduced and balanced weight that facilitates transport and
makes the Meeting Amplifier seem lighter than it actually is.
• Improved Operating Ease
· Knobs are easy to operate, and indications are larger and more legible.
· Increased component storage volume is large enough to accommodate 2 wireless microphones, 1 wired
microphone and a dust cover.
· Design battery compartment to easy replacement battery with the new one.
· Snap-in type external speaker terminal facilitates external speaker connection.
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