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Professional Disc Jockey Products
DM1090 STEREO MIXER
OWNER’S MANUAL
NUMARK INDUSTRIES
11 Helmsman Road, North Kingstown RI 02852 http://www.numark.com
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DM1090 Numark - The Proven Leader in DJ Technology ©1998 Numark Industries 2 http://www.numark.com
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DM1090 6. Heat - Avoid placing this product too close to CAUTION any high heat sources such as radiators. RISK OF ELECTRIC SHOCK 7. Power Sources - This product should be DO NOT OPEN connected to a power supply only of the type described in these operating instructions, or as CAUTION: TO REDUCE THE RISK OF ELECTRIC SHOCK DO NOT marked on the unit. REMOVE ANY COVER. NO USER- SERVICEABLE PARTS INSIDE. REFER SERVICING TO QUALIFIED SERVICE PERSONNEL ONLY. 8. Power Cord Protection - Power supply
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DM1090 NUMARK DM1090 STEREO MIXER INDEX Safety Information Page 3 Product Registration Introduction Page 5 Features Precautions Page 6 Front Panel Diagram Page 7 Guided Tour of Features Page 7 Operating Instructions Rear Panel Diagram Page 11 Connection Diagram Page 13 Specifications Page 14 Block Diagram Page 15 Warranty and Service Page 16 Numark - The Proven Leader in DJ Technology ©1998 Numark Industries 4 http://www.numark.com
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DM1090 CONGRATULATIONS! You have purchased the DM1090 Stereo Mixer by Numark. This equipment features all new circuitry and the latest in manufacturing and design technology to give you greater quality and better reliability than ever before. The DM1090 brings to you the finest quality of DJ equipment available today. Thank you for buying Numark DJ products! FEATURES... Mixer features include: • User replaceable assignable ALPs™ crossfader • 5-band
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DM1090 Numark - The Proven Leader in DJ Technology ©1998 Numark Industries 6 http://www.numark.com
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DM1090 IMPORTANT INFORMATION... Please read this entire manual before SYSTEM PRECAUTIONS connecting the DM1090 to your system. For optimum performance: • Use appropriate cables throughout your system: Quality shielded audio cables and terminated • Always make sure that AC power is OFF while shielded video cables, low-capacitance preferred. making any connections. Speaker cables must be 14-gauge minimum; 12- or 10-gauge is better. • Do not use excessively long cables (i.e. over 50ft/14m) Be sure
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DM1090 DM1090 FRONT PANEL DIAGRAM... 19 7 13 1 20 15 11 2 12 9 10 16 3 17 8 5 18 14 6 4 GUIDED TOUR OF FEATURES AND CROSSFADER SECTION OPERATING INSTRUCTIONS... 4. The Crossfader Assign knob to the left of the Please read this entire manual before you begin operation. crossfader lets you choose which input channel will be heard when the crossfader is in the far left position. INSTALLATION AND OPERATION Study the Connections Diagram on page 13. First, 5. The Replaceable Crossfader achieves clean
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DM1090 DJ MIC SECTION MASTER/BOOTH OUTPUT SECTION The DM1090 has an extremely flexible DJ Mic channel. 12. The Stereo Master Fader controls the overall The Talkover function reduces the level of the music output level. while leaving the DJ Mic at normal volume. 13. Stereo/Mono toggle adjusts the Master output for 7. Neutrik™ “Combo” connector allows connection of the operation selected. either a 1/4” jack or an XLR jack for the DJ Mic 1. This is ideal for connecting an XLR gooseneck directly i
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DM1090 EQUALIZER SECTION GENERAL EQ HINTS 16. 5-Band Stereo Graphic Equalizer (EQ). EQ • Boost the 63Hz band for deep bass tones and solid kick compensates for differences in source material sound drum sound. Use sparingly because this dramatically quality. In ultra-compact mobile systems this EQ can be increases demand on power amplifiers and could drive used to tailor the sound to the acoustical requirements of them into “clipping” . the room. Center frequencies are 63Hz, 250Hz, 1kHz, • Cut
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DM1090 Numark - The Proven Leader in DJ Technology ©1998 Numark Industries 11 http://www.numark.com
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DM1090 DM1090 REAR PANEL DIAGRAM... 1 6 2 7 7 7 8 7 8 4 5 3 REAR PANEL: INPUTS AND OUTPUTS 1. AC Cord. See safety precautions on page 3 for 7. Channels 1-3 Line Inputs are unbalanced RCA proper treatment of the power cord. jacks. The Line Input is selected with the toggle switch on the front panel. 2. GND is the grounding lug for turntables 1 and 2 (phono inputs on Channels 1 and 2). Always use this You can connect stereo audio from HiFi VCRs, cassette connection (your turntable cable should ha
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DM1090 DM1090 CONNECTION DIAGRAM... Microphone 2 Turntable 1 Tape Deck AC Outlet Zone Tape Deck Sound System CD Player Turntable 2 w/ Amplifier Main Sound System w/ Amplifier Numark - The Proven Leader in DJ Technology ©1998 Numark Industries 13 http://www.numark.com
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DM1090 SPECIFICATIONS... INPUTS: Line:10kΩ input impedance 80 mV rms sensitivity (for 1.22 V output) Mic: 10kΩ input impedance balanced/unbalanced 2.5 mV rms sensitivity (for 1.22 V output) 500 mV rms max input Phono:47kΩ input impedance 1.5 mV rms sensitivity @ 1 KHz (for 1.22 V output) OUTPUTS: Line: 9V rms max (+20 dBm) Headphone Amp: .5 watt into 47Ω Distortion less than .01% EQUALIZER: 5-Band Stereo Graphic EQ Band centers 63Hz, 250Hz, 1KHz, 4KHz, 16KHz +/- 12 dB SIGNAL TO NOISE RATIOS
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DM1090 BLOCK DIAGRAM... Numark - The Proven Leader in DJ Technology ©1998 Numark Industries 15 http://www.numark.com
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Professional Disc Jockey Products Warranty and Service Information Numark Industries, LLC and Numark International, Inc. (hereafter “Numark”) warrants each new product manufactured and/or supplied by it to be free from defects in material or workmanship under conditions of normal use and service for 360 days, beginning on the date of purchase from an authorized Numark Dealer, but not to exceed 2 years from date of shipment by Numark. The Numark obligation under this warranty is limited to repa
