Appendix B: Technical Information - Mackie DRM212 Owner's Manual

Appendix B: Technical Information

DRM Loudspeakers Specifications
Acoustic Performance
Frequency Range (–10 dB):
Frequency Range (–3 dB):
Horizontal Coverage Angle:
Vertical Coverage Angle:
Maximum SPL Peak:
Monitor Angle
Transducers
Low Frequency:
15 in / 381 mm [DRM215 and DRM315]
Mid Frequency:
High Frequency:
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:
System Processing
Voicing
Subwoofer HPF
Main Output EQ
Delay
45 Hz – 20 kHz [DRM212]
43 Hz – 20 kHz [DRM215]
35 Hz – 20 kHz [DRM315]
50 Hz – 20 kHz [DRM212]
47 Hz – 20 kHz [DRM215]
39 Hz – 20 kHz [DRM315]
90º [All, DRM315 rotatable]
60º [All, DRM315 rotatable]
134 dB [DRM212]
135 dB [DRM215]
137 dB [DRM315]
50˚ [DRM212 and DRM215]
12 in / 305 mm [DRM212]
with ferrite
6.5 in / 165 mm [DRM315]
1.4 in / 36 mm titanium
dome compression driver [All]
1600 watts peak [DRM212]
1600 watts peak [DRM215]
2300 watts peak [DRM315]
1220 watts peak [DRM212]
1220 watts peak [DRM215]
1920 watts peak [DRM315]
< 1%
Convection
Class D
380 watts peak
< 1%
Convection
Class D
4 speaker modes
Off, DRM18S, Var
3-band
0 – 100 ms
Equalization
Low
Mid
High
HPF
Input/Output
Input Type:
Mic-Line Impedance:
1/4" TS, Wide-Z ™ Impedance:
Direct Out and Mix Out:
Mix Out Impedance:
Main Control:
Electronic Crossover
Crossover Type:
Crossover Frequency:
Line Input Power
Detachable line cord
AC Connector
Power Supply Type
Safety Features
Input Protection Peak and RMS limiting,
power supply and amplifier
thermal protection
Display LEDs Defeatable front power,
Speaker Control
Status Info Input and output levels, voicing mode,
sub HPF, EQ and delay settings
Construction Features
Basic Design: Asymmetrical [DRM212 and DRM215]
Enclosure Material:
Enclosure Finish:
Grille Material:
Grille Finish:
Handles:
Display LEDs
Front:
Rear:
Operating Temperature:
±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)
2x Female XLR Balanced
• 1/4" Balanced • 1/8" Stereo
8 k balanced
1 M unbalanced
Male XLR Balanced
600 balanced
Rotating knob
24 dB/octave
1.5 kHz [DRM212 and DRM215]
900 Hz [DRM315 LF / MF]
2.5 kHz [DRM315 MF / THF]
~100 – 240 VAC, 50 – 60 Hz, 110W
~220 – 240 VAC, 50 – 60 Hz, 110W
3-pin IEC 250 VAC, 10 A male
Switchmode
Vertical Trapezoidal [DRM315]
Plywood
Black Polyurea
16-18 gauge perforated steel
Powder-coated black
One on each side [All],
one on top[DRM212 and DRM215]
Power ON
Speaker Control
0 – 40 ˚C
32 – 104 ˚F
Owner's Manual
23