A PRE 500 ® ® TRANSFORMER COUPLED MIC PRE 500 SERIES MODULE Owner’s Manual
SAFETY DECLARATIONS CAUTION: For continued protection against risk of fire, replace only with the same type and rating of fuse. ATTENTION: pour une protection continue contre les risques d’incendie, ne remplacer qu’avec la même valeur et même type de fusible. WARNING: Do not place objects containing liquid on this unit as it is not designed to protect against spillage. Do not expose this unit to dripping or splashing of liquids as the unit is not designed to protect against these occurrences.
TABLE OF CONTENTS 1.0 INSTALLING THE A PRE 500 IN A 500 SERIES RACK 1.0 INSTALLATION 5 2.0 INTRODUCTION 3.0 CONTROLS AND INDICATORS 3.1 Trim Control 3.2 Input Meter 3.3 Output Level Switch 3.4 -26dB Pad 3.5 Phase 3.6 75Hz High Pass Filter 3.7 48V Phantom Power 3.8 Instrument Input 6 6 6 6 7 7 7 7 8 4.0 WARRANTY AND SERVICE 4.1 Limited Warranty 4.2 Service Information 9 10 5.0 CONTACT INFO 11 1. Turn off and unplug your 500 series rack frame.
2.0 INTRODUCTION The A PRE 500 mic pre uses a custom designed CineMag input transformer and a Jensen JT-11DL nickel output transformer. This provides the cleanest possible balanced output signal. 3.4 -26dB PAD When the input signal is clipping the preamp with the input trim control turned all the way down, the -26dB pad can be engaged to solve the problem. 3.5 PHASE 3.0 CONTROLS & INDICATORS The Trim control boosts the input signal from +26dB to +65dB.
3.8 INSTRUMENT INPUT The A PRE 500 provides a 1/4”, 10 MOhm instrument input. When an instrument is plugged in to this input it will override the XLR input on the receiving frame. This input makes it easy to record guitar and bass tracks with the A PRE 500. 4.0 SERVICE & WARRANTY 4.1 LIMITED WARRANTY PERIOD One year from date of purchase. SCOPE All defects in workmanship and materials. The following are not covered: a. Voltage conversions. b.
4.2 SERVICE INFORMATION If it becomes necessary to return this unit for repair, you must first contact Aphex for a Return Authorization (RMA number), which will need to be included with your shipment for proper identification. If available, repack this unit in its original carton and packing material. Otherwise, pack the equipment in a strong carton containing at least 2 inches of padding on all sides. Be sure the unit cannot shift around inside the carton.
