Mackie DLM12 Owner's Manual - Page 22

DLM8/12 Powered Loudspeakers Appendix C: Technical Information DLM Loudspeaker Specifications Acoustic Performance: Frequency Response (-10 dB) 65 Hz - 20 kHz [DLM8] 38 Hz - 20 kHz [DLM12] Max peak SPL (@ 1m calculated)1 125 dB [DLM8] 128 dB [DLM12] Crossover Point 1.6 kHz Dispersion 90˚ conical Power Amplifiers System Power Amplification Rated Power 1000 watts rms 2000 watts peak Low Frequency Power Amplifier Rated Power 500 watts rms 1000 watts peak Rated THD < 1% Cooling Multi-speed fan Design Class D Equalization Low Shelving ±15 dB @ 80 Hz Mid-Peaking ±15 dB @ 2.5 kHz High Shelving ±15 dB @ 12 kHz Increments ±3 dB High Frequency Power Amplifier Rated Power 500 watts rms 1000 watts peak Rated THD < 1% Cooling Multi-speed fan Design Class D High-Frequency Section Voice Coil Diameter 1.75 in / 44 mm Horn Entry Diameter 1.0 in / 25 mm Diaphragm Material Polyimide Film Magnet Material Ferrite Low-Frequency Section Woofer Diameter 8.0 in / 203 mm [DLM8] 12 in / 305 mm [DLM12] Voice Coil Diameter 2.0 in / 51 mm [DLM8] 2.5 in / 64 mm [DLM12] Diaphragm Material Paper Magnet Material Ferrite DL2 Digital Mixer System Processing EQ Six speaker modes Alignment Delay 0-300 ms FX 16 presets Multi-band feedback destroyer On / Off / Clear / Hold Memory Three locations for instant venue setting recall and factory reset Input/Output Channel 1 Mic 3.3 k balanced Line 20 k balanced 10 k unbalanced 1/4" TRS 16 k balanced 8 k unbalanced Channel 2 XLR Line 20 k balanced 10 k unbalanced 1/4" TRS [Hi-Z instrument] 1 M unbalanced RCA 25 k unbalanced Thru Male XLR balanced 1 Calculated from driver sensitivity and amplifier power. 22 DLM8/12 Powered Loudspeakers