Mackie MR3STK Spec Sheet - Page 2

Compact Coaxial Speaker - powered speakers

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MR3STK SPEAKER MR3STK Compact Coaxial Speaker Specifications System Freq. Range (-10 dB): Freq. Response (-3 dB): Horz. Coverage Angle (-6 dB): Vert. Coverage Angle (-6 dB): Directivity Factor; Q (DI): System Sensitivity1: Rated Maximum SPL: System Nominal Impedance: System Input Power Rating2: Recommended Amplifier3: Constant Voltage: Power Taps: Crossover: 140Hz-21kHz 180Hz-19kHz 110° averaged 800Hz to 16kHz 110° averaged 800Hz to 16kHz 8.5 (9.3) averaged 800Hz to 16kHz 89 dB, 1W @ 1m 108 dB, @ 1m 4Ω (bypassed) 35W IEC, 140W Peak 250W 25V, 50V, 70V, 100V 1W, 2.5W, 5W, 10W, 20W 6.0kHz Transducers Low-Frequency: High-Frequency: 4.75" (120mm) carbon fiber woofer 0.5" (13mm) titanium metalized dome, Ferrofluid cooled Physical Enclosure: 45° back angles, high density polystyrene Attachment Inserts: 2 points M6 threaded on back 2 points 3/8" threaded on top and bottom Color: Matte black, white (MR3SWT), scratch resistant paint Grille: Matching perforated steel grille Input Connectors: Push connector plate Dimensions (HxWxD): 8.27" x 5.91" x 5.31" (210mm x 150mm x 135mm) Net Weight: 5.5 lb. (2.5 kg) Options MA 3-6, MA 3-6W MA-7B, MA-7W U-bracket, black (W-white) Wall-mount support bracket (B-black, W-white) 1 Measured on axis in the far field with 1 watt (2.00 V RMS, 4)input and referenced to 1 meter distance using the inverse square law. Listed sound pressure represents an average from 300Hz to 3kHz. 2 IEC Spectrum, Peak for 2 hours with +4.5 dB crest factor. 3 Recommended Amplifier is a power capability value that should be taken as a guide. 2 O FoF66 PPAAGEGSE S

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Compact Coaxial Speaker
MR3STK
SPEAKER
MR3STK
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Specifications
System
Freq. Range (–10 dB):
140Hz–21kHz
Freq. Response (–3 dB):
180Hz–19kHz
Horz. Coverage Angle (–6 dB):
110° averaged
800Hz to 16kHz
Vert. Coverage Angle (–6 dB):
110° averaged
800Hz to 16kHz
Directivity Factor; Q (DI):
8.5 (9.3) averaged
800Hz to 16kHz
System Sensitivity
1
:
89 dB, 1W @ 1m
Rated Maximum SPL:
108 dB, @ 1m
System Nominal Impedance:
4
Ω
(bypassed)
System Input Power Rating
2
:
35W IEC, 140W Peak
Recommended Amplifier
3
:
250W
Constant Voltage:
25V, 50V, 70V, 100V
Power Taps:
1W, 2.5W, 5W, 10W, 20W
Crossover:
6.0kHz
Transducers
Low-Frequency:
4.75" (120mm) carbon
fiber woofer
High-Frequency:
0.5" (13mm) titanium metalized
dome, Ferrofluid cooled
Physical
Enclosure:
45° back angles, high
density polystyrene
Attachment Inserts:
2 points M6 threaded on back
2 points 3/8" threaded on top and bottom
Color:
Matte black, white (MR3SWT),
scratch resistant paint
Grille:
Matching perforated
steel grille
Input Connectors:
Push connector plate
Dimensions (HxWxD):
8.27" x 5.91" x 5.31"
(210mm x 150mm x 135mm)
Net Weight:
5.5 lb. (2.5 kg)
Options
MA 3-6, MA 3-6W
U-bracket, black (W-white)
MA-7B, MA-7W
Wall-mount support bracket
(B-black, W-white)
1
Measured on axis in the far field with 1 watt (2.00 V RMS, 4) input and referenced to 1 meter
distance using the inverse square law. Listed sound pressure represents an average from 300Hz
to 3kHz.
2
IEC Spectrum, Peak for 2 hours with +4.5 dB crest factor.
3
Recommended Amplifier is a power capability value that should be taken as a guide.