SA1521 2-WAY ACTIVE SPEAKER SYSTEM USER’S MANUAL
CAUTION AVIS RISK OF ELECTRIC SHOCK DO NOT OPEN RISQUE DE CHOC ELECTRIQUE NE PAS OUVRIR CAUTION: TO REDUCE THE RISK OF ELECTRIC SHOCK DO NOT REMOVE COVER (OR BACK) NO USER-SERVICEABLE PARTS INSIDE REFER SERVICING TO QUALIFIED PERSONNEL ATTENTION: POUR EVITER LES RISQUES DE CHOC ELECTRIQUE, NE PAS ENLEVER LE COUVERCLE. AUCUN ENTRETIEN DE PIECES INTERIEURES PAR L'USAGER. CONFIER L'ENTRETIEN AU PERSONNEL QUALIFIE.
Lend Me Your Ears Exposure to extremely high noise levels may cause permanent hearing loss. Individuals vary considerably in susceptibility to noiseinduced hearing loss, but nearly everyone will lose some hearing if exposed to sufficiently intense noise for a period of time. The U.S. Government’s Occupational Safety and Health Administration (OSHA) has specified the permissible noise level exposures shown in this chart. Duration Per Day In Hours 8 6 4 3 2 1.5 1 0.5 0.
INTRODUCTION the high phase shift characteristics of large Thank you for choosing a Mackie active diameter woofers. sound reinforcement speaker system. More importantly, the amplifier incorpoThe SA1521 is a high-efficiency, extreme rates the high-voltage output required to output, active two-way, wide dispersion, generate extreme SPL levels. The SA1521 sound reinforcement speaker system.
SIGNAL Present Indicator This LED illuminates whenever there is a signal present at the MAIN INPUT connector on the rear panel. It senses the signal just after the Level control, so if the Level control is turned down, the SIGNAL Present indicator turns off. LIMIT Indicator The SA1521 has a built-in limiter that prevents the amplifier outputs from clipping or overdriving the transducers. The LIMIT indicator lights when the limiter is activated.
There is also a male XLR connector labeled LOOP OUT. This is also wired according to the AES standard. The LOOP OUT connector allows you to connect more than one SA1521 to your system. Simply plug the signal source (i.e., mixer output) into the first MAIN INPUT jack, and patch that speaker’s LOOP OUT jack to the next MAIN INPUT jack, and so on, daisy-chaining multiple speakers.
SERVICE INFORMATION Warranty Service If you think your loudspeaker has a problem, please do everything you can to confirm it before calling for service, including reading through the following Troubleshooting section. Doing so might save you from being deprived of your Mackie loudspeaker. Of all Mackie products returned for service (which is hardly any at all), many are coded “CND” — Could Not Duplicate— which usually means the problem lay somewhere else in the system.
Repair Service for the SA1521 is available only from one of our authorized domestic service stations or at the factory service center located in Whitinsville, Massachusetts. Service outside the United States can be obtained through local dealers or distributors. If your SA1521 needs service, please follow these instructions: 1. Review the preceding troubleshooting suggestions. Please. 2. Call Mackie Tech Support at 1-800898-3211, 7 AM to 5 PM PST, to explain the problem in detail.
SA1521 SPECIFICATIONS Control System Functions System Specifications Frequency Range (–10 dB): 49 Hz–20 kHz Frequency Response (–3 dB): 57 Hz–18 kHz Horz. Coverage Angle (–6 dB): 75° averaged 1 kHz to 6 kHz Vert. Coverage Angle (–6 dB): 65° averaged 1 kHz to 6 kHz Sensitivity (1W@1m): 100 dB Maximum SPL Long-term: 130 dB @ 1m Maximum SPL Peak: 133 dB @ 1m Crossover Point: 1300 Hz Transducers Low Frequency Diameter: High Frequency Diaphragm Diameter: Diaphragm Material: Exit Throat: 15 in/381mm 1.
Architects and Engineers’ Specifications The active two-way, full-range loudspeaker system shall incorporate one 15-inch low-frequency (LF) transducer and a 1-inch exit compression driver high-frequency (HF) transducer. The LF driver shall be mounted in a vented enclosure tuned for optimum low-frequency response. The HF transducer shall be loaded on a symmetrical constant directivity horn. The system shall have a nominal coverage pattern of 75° (horizontal) x 65° (vertical).
SA1521 LIMITED WARRANTY Please keep your sales receipt in a safe place. A. LOUD Technologies Inc. warrants all materials, workmanship and proper operation of this Mackie SA1521 for a period of five years from the original date of purchase, with the following exception: warranty on all its loudspeaker components including woofers and compression drivers are only warranted for two years.
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