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HD1521
2-Way High-Definition
Powered Loudspeaker
O W N E R ’ S M A N U A L
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Important Safety Instructions 1. Read these instructions. 19.NOTE: This equipment has been tested and found to comply with 2. Keep these instructions. the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection 3. Heed all warnings. against harmful interference in a residential installation. This equip- 4. Follow all instructions. ment generates, uses,
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Owner’s Manual 22.Rigging Precautions: When mounting or suspending loudspeaker enclo- sures, it is essential that load ratings, rigging techniques, and special Contents safety considerations be appropriate for the installation. Use only the mounting/rigging points on the loudspeaker enclosure intended for this purpose. The user must determine the load requirements, dynamic IMPORTANT SAFETY INSTRUCTIONS 2 loading, and any other contrib
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To Next Hookup Diagrams Speaker To Next Speaker Left Right line level line level output output –6dB +6dB –6dB +6dB –6dB +6dB –6dB +6dB 1202-VLZ3 Mixer DAISY-CHAINING MULTIPLE HD1521 s HD1521 reproduces HD1521 reproduces all frequencies all frequencies above the subwoofer’s above the subwoofer’s crossover point crossover point Line-level Line-level Hi-pass Hi-pass Pole Pole output Power output Power Mount Mount Cord Cord Left line level Right output line level output Full Full Range R
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Owner’s Manual Rear Panel Features 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. 9 3 1 10 2. LOOP OUT 11 This is a male XLR-type connector that produces exactly the same signal that is connected to the main in- 2 –6dB +6dB put jack. Use it to daisy-chain several HD1521's together off the same signal source. 4 5 6 7 8 Contour EQ This built-in 3-band EQ allows the HD1521 to be tailored f
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7. HIGH 11. SIG/LIMIT LED +3 This knob allows up This bi-color LED illuminates green whenever there is +2 to 3 dB of boost or cut a signal present at the main input connector. It senses +1 at 12 kHz, with no 0 the signal just after the level control, so adjustments to –1 change in level at the the level control will affect the sig/limit indicator. –2 unity (U) mark. This is –3 20Hz 100Hz 1kHz 10kHz 20kHz The HD1521 has a built-in limiter that helps to pre- a shelving EQ. vent
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Owner’s Manual • Avoid placing loudspeakers in the corners of Placement a room. Doing so increases the low frequency output and can cause the sound to be muddy WARNING: Installation should only be done by and indistinct. an experienced technician. Improper instal- lation may result in damage to the equip- • Avoid placing loudspeakers against a wall. This, ment, injury or death. Make sure that the loudspeaker too, increases the low frequency output, though is installed in a stable and secur
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Rigging Design Practices Rigging Rigging a loudspeaker requires determining: HD1521s may be individually flown horizontally or 1. The rigging methods and hardware that meet static, vertically using M10 X 1.5 X 37 mm forged shoulder shock, dynamic, and any other load requirements for eyebolts. supporting the loudspeaker from structure. WARNING: Installation should only be done by 2. The design factor for and the required WLL (Work- an experienced technician. Improper instal- ing Load Limit
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Owner’s Manual built-in thermal switch will activate, muting the sig- Rigging Hardware and Accessories nal and lighting the thermal LED. When the amplifier Rigging Mackie loudspeakers will invariably require has cooled down to a safe operating temperature, the hardware not supplied by Mackie. Various types of load- thermal switch resets itself, and the HD1521 resumes rated hardware are available from a variety of third- normal operation. party sources. There are a number of such companies
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the mixer and the loudspeakers. You may have your positive and negative connections reversed Appendix A: Service at one end of one cable, causing one loud- speaker to be out-of-phase. Information If you think your Mackie product has a problem, Poor sound please check out the following troubleshooting tips and • Is it loud and distorted? Make sure that you’re do your best to confirm the problem. Visit the Support not overdriving a stage in the signal chain. section of our website (www.ma
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Owner’s Manual Appendix B: Connections “XLR” Connectors The HD1521 has one female XLR input that accepts a balanced line-level signal. When connecting a balanced signal, be sure it’s wired per AES (Audio Engineering Society) standards: XLR Hot (+) Pin 2 Cold (–)Pin 3 Shield (Ground) Pin 1 Balanced XLR Connectors There is also a male XLR connector on the HD1521 labeled loop out. This is also wired according to the AES standards listed above. The loop out connector allows you to co
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Appendix C: Technical Information HD151 Specifications Acoustic Performance: Power Amplifiers Frequency Response (-10 dB) 40 Hz-20 kHz Low Frequency Power Amplifier Frequency Response (-3 dB) 50 Hz-18 kHz Rated Power 700 watts rms 1400 watts peak Horizontal Coverage (-6 dB) 80 degrees averaged 2 kHz to 10 kHz Rated THD < 0.03% Vertical Coverage (-6 dB) 50 degrees averaged Design Class D 2 kHz to 10 kHz High Frequency Power Amplifier Directivity Index (dB) 11.4 averaged
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Owner’s Manual Physical Properties Height 30.00 in / 762 mm Front Width 18.25 in / 463.5 mm Rear Width 11.82 in / 300.2 mm Depth 18.81 in / 477.8 mm Weight 80 lb / 36 kg Mounting Methods Floor mount, pole mount, or fly via 12 integrated M10 mounting points (using M10 x 1.5 x 37 mm forged shoulder eyebolts). See page 8 for more information. Disclaimer Since we are always striving to make our products better by incorporating new and improved materials, components, and manufactur
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120 110 100 90 80 70 20 100 1000 20000 Frequency (Hz) HD151 Frequency Response On-Axis 120 360 110 120 100 110 100 100 90 10 80 90 70 80 Horizontal / Vertical 20 100 1000 20000 1 70 Frequency (Hz) 100 1000 20000 20 100 1000 20000 Frequency (Hz) Frequency (Hz) HD151 Beamwidth vs. Freque
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Owner’s Manual Mackie Limited Warranty Please keep your sales receipt in a safe place. This Limited Product Warranty (“Product Warranty”) is provided by LOUD Technologies Inc. (“LOUD”) and is applicable to products purchased in the United States or Canada through a LOUD-authorized reseller or dealer. The Product Warranty will not extend to anyone other than the original purchaser of the product (hereinafter, “Customer,” “you” or “your”). For products purchased outside the U.S. or Canada, pl
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16220 Wood-Red Road NE • Woodinville, WA 98072 • USA United States 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
