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SR1521 Z
2-WAY ACTIVE
LOUDSPEAKER SYSTEM
USER’S MANUAL
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IMPORTANT SAFETY INSTRUCTIONS 1. Read these instructions. 13. Unplug this apparatus during lightning storms or when unused for long periods of time. 2. Keep these instructions. 14. Refer all servicing to qualified service personnel. Servicing is required 3. Heed all warnings. when the apparatus has been damaged in any way, such as power- 4. Follow all instructions. supply cord or plug is damaged, liquid has been spilled or objects have fallen into the apparatus, the apparatus has been expose
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INTRODUCTION Thank you for choosing Mackie’s active sound reinforce- mammoth aluminum heatsink that eliminates the need ment loudspeaker systems. for fans. A tremendous benefit of having the ampli- fiers located within the loudspeaker cabinet is that the The SR1521z is a high-efficiency, high output, horn- SR1521z functions as a system, optimizing acoustic, loaded, 2-way, wide-dispersion, active sound reinforce- electronic, and mechanical designs to achieve the high- ment system. The SR1521z
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REAR PANEL DESCRIPTION 1. MAIN INPUT This is a female XLR-type connector that accepts a balanced line-level signal from a ���������� mixing console or other signal source. ����� ��� SR1521 Z ������ 2. LOOP OUT ACTIVE SOUND REINFORCEMENT SPEAKER SYSTEM �������� ����� ��� �� This is a male XLR-type connector that � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � ������� produces exactly the same signal that is � � � � � � � � � � � � � � � � � � � � � � � �
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HOOKUP DIAGRAM To Next To Next Speaker Speaker ���������� ���������� ��������� � ��������� � ���� � ���� � ���� � ����� ��� ��� ��� ��� SR1521 Z SR1521 Z SR1521 Z SR1521 Z ������ ������ ������ ������ ACTIVE SOUND REINFORCEMENT ACTIVE SOUND REINFORCEMENT ACTIVE SOUND REINFORCEMENT ACTIVE SOUND REINFORCEMENT SPEAKER SYSTEM SPEAKER SYSTEM SPEAKER SYSTEM SPEAKER SYSTEM ������� � �������� �������� �������� ��� �� ����� ��� �� ����� ��� �� ����� ��� �� ����� � � � � � � � � � � � � � � � � � � � � � �
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Room Acoustics THERMAL CONSIDERATIONS The SR1521z loudspeakers are designed to sound as The SR1521z has two powerful built-in amplifiers neutral as possible; that is, to reproduce the input signal capable of producing a combined 500 watts of power. as accurately as possible. As amplifiers produce heat, it is important to dissipate the heat as quickly as possible. This results in increased Room acoustics play a crucial role in the overall per- reliability and longevity for the amplifier. fo
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SERVICE INFORMATION Warranty Service Poor bass performance • Check the polarity of the connections between the Details concerning warranty service are spelled out mixer and the loudspeakers. You may have your on page 11 of this manual. positive and negative connections reversed at one If you think your loudspeaker has a problem, please do end of one cable, causing one loudspeaker to be everything you can to confirm it before calling for service, out-of-phase. including reading through the
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Repair Service for Mackie products is available at a factory- 8. We’ll try to fix the loudspeaker within five business authorized service center. Service for Mackie products days. Once it is repaired, we’ll ship it back the same outside the United States can be obtained through local way in which it was received. This paragraph does dealers or distributors. not necessarily apply to non-warranty service. If your SR1521z needs service, please follow these Note: You must have a sales receipt
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SR1521z SPECIFICATIONS Acoustic Performance Safety Features Frequency Range (–10 dB) Input Protection Low frequency dynamic bass 40 Hz–20 kHz protection, rms limiting, power Frequency Response (–3 dB) supply and amplifier thermal 53 Hz–18 kHz
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SR1521z Frequency Response On-Axis SR1521z Frequency Response On-Axis 110 100 90 80 70 20 100 1000 10000 20000 Frequency (Hz) SR1521z Beamwidth vs. Frequency SR1521z Directivity vs. Frequency SR1521z Beamwidth vs. Frequency ��� SR1521z Directivity vs. Frequency 20 100 ��� ��� ��� 10 10 � ��� �� � � � � � � � � � � � � � � � � � � � � � 1 � 0 � � � � � � � � � � � � � � � � � � � 20 100 1000 10000 20000 � � � � � � � � � � � � � � Frequency (Hz) SR1521z Dimensions ���������� ���� � ��� ACTIVE S
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SR1521z LIMITED WARRANTY Please keep your sales receipt in a safe place. A. LOUD Technologies Inc. warrants all materials, F. Any products returned to one of the LOUD Technologies workmanship and proper operation of this product for a factory-authorized service centers and deemed eligible for period of five years from the original date of purchase with repair or replacement under the terms of this warranty will the following exception: warranty on all its loudspeaker be repaired or replaced w
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16220 Wood-Red Road NE • Woodinville, WA 98072 • USA US and Canada: 800.898.3211 Europe, Asia, Central and South America: 425.487.4333 Middle East and Africa: 31.20.654.4000 Fax: 425.487.4337 • www.mackie.com E-mail: sales@mackie.com
