Mackie DLM8 Owner's Manual
DLM8/12 P
o
w
er
ed Loudspe
ak
ers
22
DLM8/12 Powered Loudspeakers
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
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 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
1 Calculated from driver sensitivity and amplifier power.
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
High Frequency Power Amplifier
Rated Power
500 watts rms
1000
watts
peak
Rated THD
< 1%
Cooling
Multi-speed
fan
Design
Class
D
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
Mic
3.3
k balanced
Line
20
k balanced
10
k unbalanced
1/4"
TRS
16
k balanced
8
k unbalanced
Channel 2
XLR
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
DLM Loudspeaker Specifications
Appendix C: Technical Information