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MR5mk3 / MR6mk3 / MR8mk3

MR5mk3 / MR6mk3 / MR8mk3

Appendix C: Technical Information

AC Power Requirements

US:  

 

 

120 VAC, 60 Hz 

Europe:    

 

240 VAC, 50 Hz 

Korea:    

 

220 VAC, 60 Hz 

Japan:    

 

100 VAC, 50/60 Hz

Note:

 MRmk3 monitors do 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 AL / 250 V 

 

 

230 VAC: T 500 mAL / 250 V [MR5mk3]

 

 

115 VAC: T 1.25 AL / 250 V 

 

 

230 VAC: T 625 mAL / 250 V [MR6mk3]

 

 

115 VAC: T 2 AL / 250 V 

 

 

230 VAC: T 1 AL / 250 V [MR8mk3]

Power Consumption: 
 

 

90 watts with music, loud mix 

 

 

7 watts quiescent (idle) [MR5mk3]

 

 

120 watts with music, loud mix 

 

 

7 watts quiescent (idle) [MR6mk3]

 

 

150 watts with music, loud mix 

 

 

10 watts quiescent (idle) [MR8mk3]

Physical Dimensions and Weight

MR5mk3:

          Enclosure:    

0.47 in / 12 mm thick MDF with  

   0.98 in / 25 mm MDF front panel
          Dimensions: 
 

Height:    

11.3 in / 286 mm 

 

Width:    

7.8 in / 197 mm 

 

Depth:    

10.9 in / 276 mm 

 

Weight:    

12.1 lb / 5.5 kg

MR6mk3:

          Enclosure:    

0.47 in / 12 mm thick MDF with  

   0.98 in / 25 mm MDF front panel
          Dimensions: 
 

Height:    

12.7 in / 323 mm 

 

Width:    

8.7 in / 222 mm 

 

Depth:    

12 in / 305 mm 

 

Weight:    

15.9 lb / 7.2 kg

MR8mk3:

          Enclosure:    

0.59 in / 15 mm thick MDF with  

   0.98 in / 25 mm MDF front panel
          Dimensions: 
 

Height:    

15.8 in / 400 mm 

 

Width:    

10.9 in / 277 mm 

 

Depth:    

13.2 in / 336 mm 

 

Weight:    

23.8 lb / 10.8 kg

Damping:  

 

Adiabatic batting [MR5/6/8mk3]

 

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.

MRmk3 Specifications

Acoustic Performance

Frequency Response (-3 dB): 
 

 

 

57 Hz – 20 kHz [MR5mk3]

 

 

 

46 Hz – 20 kHz [MR6mk3]

 

 

 

38 Hz – 20 kHz [MR8mk3]

Sound Pressure Level @ 1 meter, +4 dBu into Balanced Input:  
 

 

 

102 dB SPL @ 1m [MR5mk3]

 

 

 

105 dB SPL @ 1m [MR6mk3]

 

 

 

107 dB SPL @ 1m [MR8mk3]

Maximum SPL Per Pair:  

108 dB SPL @ 1m [MR5mk3]

 

 

 

111 dB SPL @ 1m [MR6mk3]

 

 

 

113 dB SPL @ 1m [MR8mk3]

Transducers

Low Frequency:    

5.25 in / 133 mm hyperbolic   

 

 

 

curved cone woofer [MR5mk3]

 

 

 

6.5 in / 165 mm hyperbolic    

 

 

 

curved cone woofer [MR6mk3]

 

 

 

8.0 in / 203 mm hyperbolic    

 

 

 

curved cone woofer [MR8mk3]

High Frequency:    

Neodymium magnet driven    

 

 

 

1 in / 25 mm silk dome tweeter

Amplifiers

Low Frequency Power:  

30 watts, 4 

Ω

 load,  

 

 

 

60 watts peak [MR5mk3]

   40 

watts, 

Ω

 load,  

 

 

 

80 watts peak [MR6mk3]

   55 

watts, 

Ω

 load,  

 

 

 

110 watts peak [MR8mk3]

High Frequency Power:  

20 watts, 8 

Ω

 load,  

 

 

 

40 watts peak [MR5mk3]

   25 

watts, 

Ω

 load,  

 

 

 

50 watts peak [MR6mk3]

   30 

watts, 

Ω

 load,  

 

 

 

60 watts peak [MR8mk3]

Type:  

 

 

Monolithic IC, Class AB with  

   DMOS 

power 

stage

Electronic Crossover

Crossover Type:    

24 dB/octave

Crossover Frequency:  

3 kHz [MR5mk3]

   3.25 

kHz 

[MR6mk3]

   3 

kHz 

[MR8mk3]

Sensitivity:  

 

+4 dBu at 300 Hz for full output

Input Impedance:    

20 k

Ω

, balanced bridging;  

   10 

k

Ω

 unbalanced

Equalization

Low Frequency EQ:  

+2 dB/+4 dB @ 100 Hz, shelving

High Frequency EQ:            ±2 dB @ 3 kHz, shelving [MR5mk3] 
 

 

        ±2 dB @ 3.25 kHz, shelving [MR6mk3]

 

 

             ±2 dB @ 3 kHz, shelving [MR8mk3]

Summary of Contents for MR5mk3

Page 1: ...OWNER S MANUAL Powered Studio Monitors MR5mk3 MR6mk3 MR8mk3...

Page 2: ...ult the dealer or an experienced radio TV technician for help CAUTION Changes or modifications to this device not expressly approved by LOUD Technologies Inc could void the user s authority to operate...

Page 3: ...ions for wider sweet spot Seamless transition from high to low frequencies for a crystal clear mix image Perfectly matched amps and drivers for optimized performance 50 watts of Class A B amplificatio...

Page 4: ...dcasts or other streaming audio Voiceovers too Video post production Edit suites for small productions such as commercials budget films or multimedia for internet broadcast etc Home theater and other...

Page 5: ...best bass response in a room that s optimized for bass reproduction A lot of factors can conspire to thwart the MRmk3s extended low frequency including room shape room volume and acoustical treatment...

Page 6: ...is connected to the monitor and adjustments are made to the frequency response of the speakers to match the monitor s location and the room s environment 1 Power Connection and Fuse Connect the power...

Page 7: ...emember how things work in reverse so boosting the deep bass content on playback may actually decrease it in the final mix 5 High Frequency Filter This switch tailors the overall high frequency respon...

Page 8: ...everal protection mechanisms designed into the MRmk3 studio monitors to safeguard the speakers and amplifiers from inadvertent damage CAUTION The protection circuits are designed to prevent damage to...

Page 9: ...ower transformers or other EMI sources including wall warts and line lumps These sources usually produce hum Is there a light dimmer or other triac based device on the same AC circuit as the monitor D...

Page 10: ...e obtained through local dealers or distributors If you do not have access to our website please call our Tech Support department at 1 800 898 3211 normal business hours Pacific Time to explain the pr...

Page 11: ...d plugs are used to make balanced connections to the MRmk3 studio monitors Balanced 1 4 TRS Input Connector Tip Positive or hot Ring Negative or cold Sleeve Shield Ground SLEEVE TIP SLEEVE TIP RING RI...

Page 12: ...Damping Adiabatic batting MR5 6 8mk3 Disclaimer LOUD Technologies is always striving to improve our products by incorporating new and improved materials components and manufacturing methods Therefore...

Page 13: ...anual MR5mk3Dimensions MR6mk3Dimensions MR8mk3Dimensions 15 8 400 mm 10 9 277 mm 13 2 336 mm WEIGHT 23 8 lb 10 8 kg 12 7 323 mm 8 7 222 mm 12 305 mm WEIGHT 15 9 lb 7 2 kg 11 3 286 mm WEIGHT 12 1 lb 5...

Page 14: ...gies Inc All Rights Reserved MRmk3BlockDiagram 2 dB 0 2 3 1 2 dB HIGH FREQ XLR BALANCED LINE INPUT RCA UNBALANCED LINE INPUT 1 4 UNBALANCED LINE INPUT INPUT LEVEL CROSSOVER HI FREQ LO FREQ HI FREQUENC...

Page 15: ...sales receipt as evidence of the date of purchase You will need it to obtain any warranty service For full terms and conditions as well as the specific duration of the Warranty for this product pleas...

Page 16: ...16220 Wood Red Road NE Woodinville WA 98072 USA Phone 425 487 4333 Toll free 800 898 3211 Fax 425 487 4337 www 720trees com...

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