Mackie MR5 Owner's Manual - Page 12
Appendix C: Technical Information - frequency response
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MR5 Appendix C: TECHNICAL INFORMATION MR5 Specifications Acoustic Performance Free Field Frequency Response: 60 Hz - 20 kHz (±3 dB) Lower Cutoff Frequency: -3 dB @ 60 Hz Upper Cutoff Frequency: -3 dB @ 22 kHz Sound Pressure Level @ 1 meter, +4 dBu into Balanced Input: 100 dB SPL @ 1m Maximum SPL Per Pair: 113 dB SPL @ 1m Transducers Low Frequency: High Frequency: 5.25 in/133 mm steel frame cone woofer with rubber surround Wave guide loaded 1 in/25 mm silk dome tweeter Amplifiers Low Frequency Power: 55 watts, 4 ohm load, 85 watts peak High Frequency Power: 30 watts, 4 ohm load, 50 watts peak Slew Rate: > 15 V/µs Distortion (THD, SMPTE IMD, DIM 100): < 0.035% Signal-to-Noise Ratio: Low Frequency: > 101 dB, 20 Hz to 20 kHz, unweighted, referenced to 55 watts into 4 ohms High Frequency: > 93 dB, 20 Hz to 20 kHz, unweighted, referenced to 30 watts into 4 ohms Type: Monolithic IC, Class AB with DMOS power stage Equalization Low Frequency EQ: High Frequency EQ: +2 dB/+4 dB @ 100 Hz, shelving ±2 dB @ 5 kHz, shelving AC Power Requirements US: Europe: Korea: Japan: 120 VAC, 60 Hz 240 VAC, 50 Hz 220 VAC, 60 Hz 100 VAC, 50/60 Hz Note: The MR5 does not support multiple voltage configurations. Make sure the voltage rating for your particular model (as indicated on the rear panel near the IEC socket) corresponds with your local AC mains voltage. AC Connector: 3-pin IEC 250 VAC, 16 A male Fuse: 115 VAC: T 1.6AL/250 V 230 VAC: T 800 mAL/250 V Power Consumption: 75 watts with music, loud mix 10 watts quiescent (idle) Physical Dimensions and Weight Enclosure: 0.625 in/16 mm thick MDF with 0.750 in/19 mm MDF front panel Damping: Adiabatic foam Dimensions: Height: Width: Depth: Weight: 11.25 in/286 mm 11.50 in/292 mm including top of waveguide 7.75 in/197 mm 10.50 in/266 mm 14.3 lb/6.5 kg Electronic Crossover Crossover Type: Crossover Frequency: Sensitivity: Input Impedance: 24 dB/octave 4 kHz +4 dBu at 300 Hz for full output 20 kΩ, balanced bridging; 10 kΩ unbalanced Disclaimer LOUD Technologies is always striving to improve our products by incorporating new and improved materials, components and manufacturing methods. Therefore, we reserve the right to change these specifications at any time without notice. 7.75" (197 mm) 10.50" (266 mm) 11.50" (292 mm) 11.25" (286 mm) MR5 WEIGHT 14.3 lb (6.5 kg) 12 MR5