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QSC Audio MD-FP122/94r manual

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Table of contents for the manual

  • Page 1

    1675 MacArthur Blvd., Costa Mesa, CA, 92626 USA Main Number (714) 75 4-6175 or toll free (USA only) (800) 854-4079 Customer Service(714) 957-71 50 or toll free (USA only) (800) 772-2834 MD Series Powered Loudspeaker Products User Manual MD-FP122/64r 60°x40° (HxV) 12-inch, two-way MD-FP122/94r 90°x40° 12-inch, two-way MD-FP122/124r 120°x40° 12[...]

  • Page 2

    2 Important Safety Precautions & Explanation of Symbols Install in accordance with QSC Aud io Product's instructions and under the supervision of a licensed Professional Engineer . WA RN I N G ! CAUTION: TO REDUCE THE RISK OF ELECTR IC SHOCK, DO N OT REMOVE THE C OVER. NO USER-SERVICEABLE P ARTS INSIDE. REFER SERV ICING TO QUALIFIED PERSO [...]

  • Page 3

    3 Introduction Congratulations and thank you for your purchase of this profes sional, powered loudspeaker product. T o get the most from your in vestment, we recommend you review all the information provided in this User Manual. The Modular Design (or “MD”) self-powered loudspeakers provide e xcellent sound quality , quality construction, energ[...]

  • Page 4

    4 Installation (continued) Cooling This product’ s internal power amplifier produces some heat as a normal condition of operation. Allow a minimum of 4” (100mm) clearance at cabinet back for adequate ventilation, and avoid exposing to hot lights or direct sunlight. For ambient temperatures below 104°F (40°C) the fan will normally remain off. [...]

  • Page 5

    5 Input/Output Connections The active MD has a balanced 3-pin female XLR input marked IN and a male XLR output con- nector marked OUT . These connectors are wired in parallel, enabling con nection of multiple enclosures in a “daisy-chain” fashion. Balanced connections are recommended for less AC hum and interference, especially with long cable [...]

  • Page 6

    6 SIG (Signal) Indicator LED The green SIG (signal) indicator alerts the user to the presence of an input signal to the MD loudspeaker . Normal Indication The green SIG indicator illuminates when the input signal exceeds -25 dB. If No Indication Check Gain settings and increase gain if necessary . Check input connections and audio source for signal[...]

  • Page 7

    7 Dimensions NOTE! Handles are provided on black-colored enclosures only! White-colored enclosures are not equipped with handles.[...]

  • Page 8

    8 Location of Pick Points There are fifteen (15) load-rated pick points on the MD enclosure; four each on the top and on the bottom, two each on the sides, and three on the rear of the enclo- sure. These pick points are indicated with arrowheads on the illustration. Note the pick points on the cabinet bottom are not sh own, but are identical to tho[...]

  • Page 9

    9 Horn Rotation The coverage angles for each model, as shipped from t he factory , are show in the specifications section. If desired the high-frequency driver/horn assembly can be rotated 90° in order to change the coverage angle planes. Example: An MD-FP122/64r as shipped from the factory has a nominal coverage of 60° in the horizontal plane an[...]

  • Page 10

    10 Specifications MD-FP122/64r MD-FP122/94r MD-FP122/124r Frequency Response, ±3dB 50-17.5k Hz 55-20k Hz 55-18.6k Hz Frequency Range, -10dB 50-18k Hz 50-20.5k Hz 50-20k Hz Maximum Peak SPL 128dB 128dB 128dB Nominal coverage, H x V 60°x40° 90°x40° 120°x40° (as installed at factory) Directivity Index 13.0 11.1 9.6 Directivity Factor 19.8 13.0 [...]

  • Page 11

    11 Specifications MD-FP152/64r MD-FP152/94r MD-FP152/124r Frequency Response, ±3dB 50-17.5k Hz 50-19k Hz 50-19k Hz Frequency Range, -10dB 45-18k Hz 45-20k Hz 5-20.5k Hz Maximum Peak SPL 129dB 129dB 129dB Nominal coverage, H x V 60°x40° 90°x40° 120°x40° (as installed at factory) Directivity Index 12.8 11.3 9.6 Directivity Factor 19.0 13.4 9.1[...]

  • Page 12

    W arranty (USA only; other countries, see your dealer or distributor) Disclaimer QSC Audio Products, Inc. is not liable for any damage to amplifiers or any other equipment that is caused by negligence or impr oper installation and/or use of this loudspeaker product. QSC Audio Products 3 Y ear Limited Warranty QSC Audio Products, Inc. (“QSC”) gu[...]