Audio Research Reference 150 Manuel du propriétaire

!!!Owner’s Manual !!!!!!! Reference 150 Stereo Power Amplifier !

!10!Specifications POWER OUTPUT: 150 watts per channel continuous from20Hz to 20kHz. 1kHz total harmonic distortion typically 0.6% at 150 watts, below

!2!Contents Model Reference 150 Stereo Amplifier Illustrations 3 Preface 4 Packaging 4 Accessories 4 Warnings 4 Vacuum Tubes and Preparation f

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!4!Preface Please take time to carefully read and understand the following instructions before you install or attempt to operate this equipm

!5! Vacuum Tubes and Preparation for Use Your Reference 150 amplifier is shipped with the vacuum tubes packed in foam blocks. These must be

!6!Connections Input Connector: The Reference 150 uses a fully balanced circuit topology and has a pair of balanced XLR input connec

!7!receptacle. If there is any question regarding proper grounding procedures in your installation, seek help from a qualified technician

!8!Output Tube Bias Adjustment As shipped from the factory, the output ‘bias’ adjustments are set for a nominal 65mA per KT120 tube. Under t

!9!Cleaning To maintain the new appearance of this amplifier, occasionally wipe the front panel and top cover with a soft, damp (not wet)