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QSC AD-S282H manual

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Table of contents for the manual

  • Page 1

    *TD-000148-00* TD-000148-00 rev .B High-power T wo-way Multi-Use Loudspeaker • two 8-inch (203mm) neodymium magnet low-frequency drivers • 1-inch throat compre ssion high-frequency driver • yoke mount I-282H Speakon ® input, pole cup, and floor -mount sw ivel feet. Bi-amp capable, 8 ohm AD-S282H bi-amp capable, 8 ohm AD-S282HT 70V/100V trans[...]

  • Page 2

    2 IMPORTANT SAFETY PRECAUTIONS & EXPLANATION OF SYMBOLS 1- Read these instructio ns. 2- Keep these instructio ns. 3- Heed all warnings. 4- Follow all instructio ns. 5- Clean only with a dry c loth. 6- Install in accordance with QSC Audio Product’ s instructions and a lice nsed, professional enginee r . 7- Do not install near a ny heat sources[...]

  • Page 3

    3 Introduction Thank you and congratulations on your purchase of the I-282H, AD-S282H, or AD-S282HT multi-use, weather resistant loudspeakers. These products represent the state-of-the-art in lightweight sound reinforcement loudspeaker systems. T o get the most from your investment, we encourage you to review this manual carefully . These loudspeak[...]

  • Page 4

    4 Coverage Angles Before mounting the loudspeaker , determine the mounting orientation and desired coverage angles. As supplied from the factory , the loudspeak er’ s coverage angles are 90° (horizontal) x 60° (vertical) with the cabinet oriented vertically . The waveguide can be rotated to interchange the coverage angles. Rotating the Waveguid[...]

  • Page 5

    5 Mounting IMPORT ANT! ENSURE THA T THE LOUDSPEAKER IS MOUNTED PROPERL Y AND A SAFETY CABLE IS INST ALLED TO RET AIN THE LOUDSPEAKER IN THE EVENT OF A MOUNT- ING FAILURE. CO NSUL T A LICENSED, PROFESSIONAL ENGI- NEER WHEN ANY DOUBT OR QUESTIONS ARISE REGARDING A PHYSICAL EQUIPMENT INS T ALLA TION. Safety Cable Attachment (all models) On the back of[...]

  • Page 6

    6 Input Connection Cover (AD-S282H/HT models) The loudspeaker includes a weather resistant cover for the input terminals. If using the cover , be sure to pass the wiring through the bushing nut, bushing, cover , and gasket before making connections.The input wiring cover is keyed to fit one way only! Be sure the keyed end is oriented toward the bot[...]

  • Page 7

    7 Connection I-282H P ASSIVE: Set the BI-AMP / PA S S I V E selector switch to PA S S I V E . Con- nect the full-range + input signal to Speakon pin 1+ and the full range - input signal to Speakon pin 1-. The two Speakon connectors wired in paral- lel, allowing a second I-282H loudspeaker (also set for PA S S I V E operation) to be connected direct[...]

  • Page 8

    8 Specifications- AD-S282H (passive), AD-S282HT , I-282H (passive) Frequency Range: 80- 27.7k Hz (-6 dB, free field response) 60- 29.5k Hz (-10 dB, free field response) Maximum Output 2 : 119dB SPL continuous rms output (calculated) 125dB SPL peak output (calculated) Impedance: 8 ohms nominal 5.5 minimum at 17.6k Hz 64.2 maximum at 2.56k Hz Power R[...]

  • Page 9

    9 Specifications- AD-S282H and I-282H with Recommended Signal Processing Low Frequency Drivers ( parallel) High Frequency Driver Frequency Range: 70- 2.1k Hz (-6 dB, free field response) 2. 1k- 24.0k Hz (-6 dB, free field response) 60- 2.7k Hz (-10 dB, free field response) 1.9k- 24.0k Hz (-10 dB, free field response) Power Rating: 400W (8 hrs., IEC[...]

  • Page 10

    10 Dimensions Specifications are subj ect to change witho ut notice.[...]

  • Page 11

    11 Frequency (Hertz) Frequency (Hertz) SPL Impedance SPL (dB) SPL (dB) Impedance (ohms) On-axis Response and Impedance Vs. Frequency , Passive I-282H, AD-S282H, and AD-S282HT Beam width, Response, and Impedance Curves Specifications are subjec t to change without noti ce. Impedance (ohms) LF SPL HF SPL LF Impedance HF Impedance On-axis Response and[...]

  • Page 12

    12 Frequency (Hertz) Frequency (Hertz) Horizontal V er tical Beamwidth (degrees) On Axis 15° Off Axis 30° Off Axis Response On-Axis, 15° , 30°,4 5°, and 60° Off-Axis Vs. Frequency Horizontal and V ertical Beamwidth Vs. Frequen cy I-282H, AD-S282H, and AD-S282HT Beamwi dth and On/Off Axis Response Curves Specifications are subjec t to change w[...]

  • Page 13

    13 Painting the Loudspeaker The loudspeaker enclosure, grill, and mount can be painted to matc h any decor , provided the following precautions are observed. The cabinet is made of high impact polystyrene which requires c ontrolled painting procedures in order to obtain good results. U se a paint “system” designed for high impact polystyrene fr[...]

  • Page 14

    14 Notes:[...]

  • Page 15

    15 Notes:[...]

  • Page 16

    QSC Audio Products, Inc. 1675 MacArthur Boul evard Costa Mesa, California 92626 USA ©2004, 2006 “QSC” and the QSC logo are register ed with the U.S. Patent and T rademark Office. Mailing address / Dirección postal / Adresse postale / 通信地址 : QSC Audio Products, Inc. 1675 MacArthur Boulevard Costa Mesa, CA 92626-1468 USA T eleph one Num[...]