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SRM1801
18” Powered Subwoofer
OWNER’S MANUAL
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Important Safety Instructions 1. Read these instructions. 20. 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, and can radiate radio frequency energy and, if 5. Do not use
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CONTENTS What? Me read a manual? Before you begin, please make sure you read the SAFETY INSTRUCTIONS ........................................... 2 Safety Instructions on page 2 and Getting Started GETTING STARTED ................................................... 4 on page 4. INTRODUCTION ...................................................... 5 HOOKUP DIAGRAMS............................................... 6 Your new Mackie SRM1801 powered subwoofers MACKIE SRM1801 FEATURES .............
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Getting Started The following steps will help you set up your Now that you have your subwoofers working, it’s time subwoofer(s) quickly. to hunker down and read the rest of this manual… especially the following: INITIAL SETTINGS: ADDITIONAL TIDBITS OF WIDSDOM: 1. Turn the LEVEL control on the rear panel all the way down. • Never listen to loud music for prolonged periods. Please see the Safety Instructions on page 2 for 2. Turn the POWER switch OFF. information on hearing protection
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Introduction Thank you for choosing the Mackie SRM1801 subwoofer. Mackie’s SRM Series powered loudspeakers achieve the perfect balance of power, portability, and sound quality. Designed by the same team that produced the best-selling Mackie SRM450v2, the SRM1801 delivers real power in a design that is extremely lightweight and portable. The SRM1801 incorporates Mackie-standard professional components like efficient Class-D Fast Recovery™ amplifiers and system-optimizing Active electronics so
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Hookup Diagrams Main PA System with one subwoofer and two powered loudspeakers Left and Right Main Powered Loudspeakers (Mackie SRM450v2 shown) 15 2 3 4 /6 7/89/1011/12 High Pass Output MON MAIN From Mixer Left and Right Outputs Mixing Console (Mackie ProFX12 shown) The left and right line-level outputs from a mixer feed the inputs of the Mackie SRM1801 powered subwoofer. The high pass line-level outputs of the subwoofer feed the inputs of the Mackie SRM450v2 powered loudspeakers, so these rep
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Daisy-chaining two subwoofers SRM1801 SRM1801 Subwoofer 2 Subwoofer 1 Mixing Console (Mackie 1604-VLZ3 shown) Full-Range Output From Mixer Output The left and right line-level outputs from a mixer feed the left and right inputs of the first Mackie SRM1801 powered subwoofer. The inputs are summed in mono to play in the subwoofer, but this does not affect the full-range or high-pass outputs, which remain fully stereo. The left and right full-range line- level outputs of this subwoofer feed the l
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M ackie SRM1801 Features 8 9 1011 THERMAL OL SIGNAL POWER OUTPUTS HIGH PASS A B LEVEL 7 5 - 6dB +6dB FULL RANGE POLARITY A B NORMAL 6 INVERT 4 18-INCH POWERED SOUND REINFORCEMENT SUBWOOFER INPUTS A B 3 WARNING: TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK, DO NOT EXPOSE THIS EQUIPMENT TO RAIN OR MOISTURE. DO NOT REMOVE COVER. NO USER SERVICEABLE PARTS INSIDE. REFER SERVICING TO QUALIFIED PERSONNEL. AVIS: RISQUE DE CHOC ELECTRIQUE — NE PAS OUVRIR SERIAL NUMBER REVISION POWER ON 2 1 The rear p
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8 9 10 11 THERMAL OL SIGNAL POWER OUTPUTS HIGH PASS B A LEVEL 7 5 - 6dB +6dB FULL RANGE POLARITY A B 6 NORMAL INVERT 4 18-INCH POWERED SOUND REINFORCEMENT SUBWOOFER INPUTS A B 3 3. INPUTS 5. HIGH PASS OUTPUTS Balanced XLR female connectors are provided for the Balanced XLR male connectors are provided for the left and right inputs. Connect the full-range line-level line-level A and B high-pass outputs. The subwoofer’s signal from the mixer or other signal source to these internal active cross
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8 9 10 11 THERMAL OL SIGNAL POWER OUTPUTS HIGH PASS B A LEVEL 7 5 - 6dB +6dB FULL RANGE POLARITY A B 6 NORMAL INVERT 4 18-INCH POWERED SOUND REINFORCEMENT SUBWOOFER INPUTS A B 3 9. OL LED 7. LEVEL The OL (overload) indicator lights when the The LEVEL control adjusts the overall signal level at amplifier in the SRM1801 is near the clipping point. It the input to the built-in power amplifier. It ranges from is okay if the OL indicator blinks occasionally, because -6 dB to +6 dB (maximum gai
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The Ins and Outs of Polarity The polarity invert switch comes into play when the Mackie’s SRM1801 subwoofer includes a switch that SRM1801 subwoofer is paired with a loudspeaker. allows you to quickly invert the polarity of the Ideally, the woofer cones of the subwoofer and subwoofer’s output relative to the input signal it is full-range loudspeaker would work together by receiving from the mixer or other sound source. But pushing and pulling in unison. SRM1801 subwoofers are what
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Protection Circuits Placement There are several protection mechanisms designed The SRM1801 subwoofer is designed to sit on the into the SRM1801 to safeguard the subwoofers and floor or stage. It is not designed to be pole-mounted or amplifiers from inadvertent damage. suspended. CAUTION: The protection circuits are When pole-mounting loudspeakers, be sure that the designed to protect the subwoofers under SRM1801 subwoofers are stabilized and secured from reasonable and sensible conditions.
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Appendix A: Service Information If you think your Mackie product has a problem, 4. Replace the fuse drawer by pushing it all the way please check out the following troubleshooting tips and back into the IEC socket. do your best to confirm the problem. Visit the Support section of our website (www.mackie.com/support) to If two fuses blow in a row, then something is very wrong. get some ideas or contact our technical support heroes. Try a different outlet in a totally different locatio
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Noise/Hum • Check the signal cable between the mixer and the subwoofer. Make sure all connections are secure. These problems usually produce crackling noises or hum. • If you ar e using two or mor e SRM1801 powered subwoofers, try plugging them all into the same AC outlet panel or outlet strip. The purpose for this is to connect them all to the same earth ground point and reduce the possibility of creating a ground loop. • If connecting an unbalanced output
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Appendix B: Connections XLR Connectors The SRM1801 has two female XLR input jacks that There is a limit to how many you can accept balanced line-level signals. When connecting daisy-chain together. A general rule is a balanced signal, be sure it’s wired per AES (Audio to maintain a load impedance ten times Engineering Society) standards: or more than the source impedance to prevent excessive loading on the source. For example, if your mixer has an output impedance of 120 ohms, then you
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Appendix C: SRM1801 Specifications Acoustic Performance AC Power Requirements Frequency Range (–10 dB): 35 Hz – 150 Hz US: 100-120 VAC, 50-60 Hz Frequency Response (–3 dB): 50 Hz – 115 Hz Fuse: T 6.3A H 250V 1 Max peak SPL (calculated) : 129 dB Europe: 220-240 VAC, 50-60 Hz 2 Max peak SPL (measured) : 124 dB Fuse: T 3.15A H 250V Power Consumption: 160 watts @ 1/4 power AC Connector: 3-pin IEC 250 VAC, 15 A male Transducer Diameter: 18 in / 457 mm Voice coil
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15.1 in / SRM1801 Dimensions 383 mm W E I G H T 73 lb 33.1 kg 25.3 in / 643 mm 24.1 in / 612 mm 20.2 in / 513 mm SRM1801 Frequency Response +10 +10 +0 +0 –10 -10 –20 -20 –30 -30 –40 -40 20 50 100 200 400 20 50 100 200 400 Frequency (Hz) Frequency (Hz) 17 1/3 Octave Response Normalized to 0 dB SPL 1/3 Octave Response Normalized to 0 dB SPL
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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, please visit www.ma
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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
