Sennheiser Electronic AC3KWD Users manual
Active Transmitter Combiner 8:1
Instructions for use
AC 3000
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Contents
Safety instructions ................................................................. 13
Delivery includes ..................................................................... 14
Operating elements ................................................................ 14
Connection diagram ............................................................... 15
Putting the unit into operation ............................................ 15
Operation .................................................................................. 17
Troubleshooting ...................................................................... 17
Accessories ............................................................................... 18
Specifications ........................................................................... 18
Brief description
With the AC 3000 8-to-1 active transmitter combiner, the
signals of up to eight SR3054 transmitters or up to four
SR 3056 twin transmitters can be combined onto a single
antenna (A 2003 UHF directional antenna or A 1031 U
omni-directional antenna).
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The active transmitter combiner allows you to make highquality transmission systems with up to 8 channels.
Areas of application:
y Multi-channel in ear monitoring system for broadcast or
stage use
y Multi-channel system suitable for any application where
talk-back signals are to be transmitted (e.g. studio)
Safety instructions
Danger!
Overheating or overvoltages (caused by lightning striking
the mains supply etc.) can cause units with a mains connection to catch fire!
Always set up the unit in a well-ventilated place! Make sure
that the air vents of the unit are not covered or blocked!
Never stack more than two units directly one above the
other! Do not set up the unit near any heat sources and
never expose the unit to direct sunlight (see page 15)! Use
an overvoltage protection or, during a thunderstorm, disconnect the unit from the mains!
Warning!
If you open units or use damaged mains cables, you can
receive a dangerous electric shock!
Never open the unit and only use undamaged mains cables!
If a unit should be defective, repair must be carried out by
authorized personnel! If units are opened by you in breach
of this instruction, the warranty becomes null and void.
Warning!
If units and cables are set up improperly, persons can be
injured or units can be damaged!
Set up the unit on an even surface or mount it into a rack!
Lay the cables in such a way that no-one can stumble over
them!
Attention!
If liquids or small parts which conduct electricity find their
way into the interior or to the sockets of the unit, this can
cause a short-circuit which may damage the unit!
Keep liquids and small parts which conduct electricity away
from the unit! Use a damp cloth for cleaning the unit. Do not
use any solvents or cleansing agents!
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