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Index Introduction Precautions Safety requirements Caution servicing EC Declaration of Conformity Waste of Electrical and Electronic Equipment (WEEE) Caution Block diagram Chapter 2: Front & rear panel Front panel overview Front panel description Rear panel overview Rear panel description...
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Introduction Line Transformer The AUDAC ATU44 is a universal input adaptor which can be used for a wide varity of connections and extensions. One of it’s possibility’s is converting any loudspeaker signal into a balanced or unbalanced line level signal. It has inputs for 100V, 70V, 50V, 33V and standard 8 Ohm low impedance speaker signals.
Precautions READ FOLLOWING INSTRUCTIONS FOR YOUR OWN SAFETY ALWAYS KEEP THESE INSTRUCTIONS. NEVER THROW THEM AWAY ALWAYS HANDLE THIS UNIT WITH CARE HEED ALL WARNINGS FOLLOW ALL INSTRUCTIONS NEVER EXPOSE THIS EQUIPMENT TO RAIN, MOISTURE, ANY DRIPPING OR SPLASHING LIQUID. AND NEVER PLACE AN OBJECT FILLED WITH LIQUID ON TOP OF THIS DEVICE. DO NOT INSTALL THIS UNIT NEAR ANY HEAT SOURCES SUCH AS RADIATORS OR OTHER APPARATUS THAT PRODUCE HEAT DO NOT PLACE THIS UNIT IN ENVIRONMENTS WHICH CONTAIN HIGH LEVELS OF DUST,...
This manual is put togheter with much care and effort and is as complete as could be on the publication date. However, updates on the specifications and functionality may have occurred since publication. To obtain the latest version of this manual please visit the Audac website @ www.audac.eu.
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Schematic Instructions The ATU44 can convert the low impedance (8 ohm) loudspeaker signal back to a balanced line signal, but the terminals which should be connected depend of the power on the loudspeaker line: When the power is between 100 - 150 Watt you need to connect the loudspeaker line...
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When the power is higher up to 300 Watt you need to connect the loudspeaker line between the COM and the 50V connection terminals. When the power is even higher up to 600 watt, you need to connect the loudspeaker line between the COM and the 70V connection terminals.
Technical specifications Speaker Input level 100V 8 Ohm Connectors Input: Euro terminal block screw mount Output: Male XLR Construction: Aluminium Color: Black Weight Net. 330 g Dimensions (W x H x D) 35 x 105 x 110 mm...
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