Appendix B: Technical Information - Mackie DRM12A Owner's Manual

Appendix B: Technical Information

DRM12A Loudspeaker Specifications
Acoustic Performance
Frequency Range (–10 dB):
Frequency Range (–3 dB):
Horizontal Coverage Angle:
Vertical Coverage Angle:
Maximum SPL Peak:
Transducers
Low Frequency:
High Frequency:
Array Coverage
Horizontal Coverage (–6 dB):
Vertical Coverage (–6 dB):
1x DRM12A
2x DRM12A
3x DRM12A
4x DRM12A
Array Mode
Single:
Dual:
3 – 4:
3 – 4 Long:
*See pages 13-14 for more information.
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:
28
DRM12A 2000W 12" Arrayable Powered Loudspeaker
50 Hz – 20 kHz
65 Hz – 20 kHz
12 in / 305 mm
with ferrite
3x 1.0 in / 25 mm titanium
dome compression drivers
110˚ averaged
2 kHz to 10 kHz
20˚ averaged
2 kHz to 10 kHz
40˚ averaged
2 kHz to 10 kHz
60˚ averaged
2 kHz to 10 kHz
80˚ averaged
2 kHz to 10 kHz
Voicing for an array with 1 DRM12A
Voicing for an array with 2 DRM12As
Voicing for an array with 3-4 DRM12As
Long Throw Voicing for an array
with 3-4 DRM12As
2000 watts peak
1620 watts peak
Convection
Class D
380 watts peak
Convection
Class D
System Processing
Array Mode
Subwoofer HPF
110º Main Output EQ
20º Delay
135 dB
Equalization
Low
Mid
High
HPF
Input/Output
Input Type:
Mic Impedance:
Output Type:
Mix Out Impedance:
Main Control:
Electronic Crossover
Crossover Type:
Crossover Frequency:
Line Input Power
Detachable line cord
AC In Connector
AC Thru Connector
Power Supply Type
< 1%
Safety Features
Input Protection
Display LEDs
< 1%
Status Info
4 array modes
Off, DRM18S, Var
0 – 100 ms
±12 dB @ 20 Hz – 200 Hz
±12 dB @ 200 Hz – 2.00 kHz
±12 dB @ 2.00 kHz – 20.0 kHz
40 Hz – 160 Hz (Var)
Female XLR Balanced
8 k balanced
Male XLR Balanced
600 balanced
Rotating knob
24 dB/octave
100 – 120 VAC, 50 – 60 Hz, 175W
220 – 240 VAC, 50 – 60 Hz, 175W
Locking Neutrik PowerCon® A,
20 amp, 250 VAC, Max input 1400W
Locking Neutrik PowerCon® B,
20 amp, 250 VAC, Max input 1250W
Switchmode
Peak and RMS limiting, power
supply and amplifier thermal protection
Defeatable front power,
Speaker Control
Input and output levels, array mode,
high-pass filter, EQ and delay settings
3-band
1.0 kHz