Related Manuals for QSC LF-2215
Summary of Contents for QSC LF-2215
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Page 1: User Manual
Cinema Low Frequency ® Loudspeaker User Manual LF-2215 Low Frequency Loudspeaker TD-001558-01-B *TD-001558-01*... -
Page 2: Explanation Of Symbols
QSC authorized service station or an authorized QSC International Distributor. QSC is not responsible for any injury, harm or related damages arising from any failure of the customer, owner or user of the apparatus to facilitate those repairs. - Page 3 Introduction The LF-2215 dual 15” (381 mm) low frequency enclosure is designed specifically for cinema applications. Meeting cinema requirements for extended low frequency response differentiates the LF-2215 from more conventional “rock-and-roll” woofer systems. The LF-2215 covers the frequency range from 38 to 1500 Hz, depending upon the high frequency system requirements. With its tight spacing between woofers, the LF-2215 offers improved coupling and keeps coverage angles wide over a greater frequency range than more widely spaced designs.
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Page 4: Normal Connection
The terminals labeled OUTPUT may be used to connect another LF-2215 in parallel. driving 2 ohm loads Connect the wires as shown in the illustration, at right. Note: If the LF-2215’s internal wiring has been modified in any way, this may not function. If this is the case, remove the terminal cup and verify the presence of the factory yellow jumper and blue jumper wires;... -
Page 5: Specifications
Maximum Input Power 600 W RMS (2 hours of 6 dB crest factor pink noise, 30-300 Hertz) Based on nominal impedance. Recommended amplifier power capability- 1200 W RMS maximum into 4 ohms (per LF-2215) Sensitivity 98 dB, 35 - 1000 Hertz, 1 watt, 1 meter Recommended Processing Subsonic filter below 30 Hertz, >18 dB per octave, maximum recommended crossover frequency is 1000 Hertz. -
Page 6: Mailing Address
E-mail: info@qsc.com cinematechsupport@qsc.com © 2018 QSC, LLC. All rights reserved. QSC and the QSC logo are registered trademarks of QSC, LLC in the U.S. Patent and Trademark office and other countries. All trademarks are the property of their respective owners. http://patents.qsc.com.