Appendix C: Technical Information - Mackie DLM12 Owner's Manual

Appendix C: Technical Information

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