EM Acoustics EMS-61 User Manual Download Page 5

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EMS-61 User Manual 

www.emacoustics.co.uk 

SYSTEM SET-UP 

Safety Considerations 

 
Loudspeaker  systems  are  potentially  dangerous  objects  if  used  incorrectly.    Please  ensure  that  you  read  this 

section  fully,  and  contact  EM  Acoustics  or  your  local  dealer  should  you  be  in  any  doubt  over  correct  operation 

procedures. 

 

Professional  loudspeaker  systems  are  capable  of  producing  damage-inducing  sound  pressure  levels,  and  hence 

care should be taken when setting your system up, particularly when it comes to loudspeaker placement within a 

venue.  Damage to the ear can result from levels above 90dB under prolonged exposure. 

 

Stand Mounting 
 

The  EMS-61  can  be  mounted  from  a  loudspeaker  stand  when  using  the  optional  PM-61  adapter  for  a  standard 

35mm loudspeaker stand.  When mounting in this way, please consider the following: 

 

Ensure your stand height is locked off and the tripod legs are positioned so as to be stable. 

 

Check the weight loading of your stands before attempting to mount the loudspeaker. 

 

Do not stack a second loudspeaker on top of the stand-mounted one. 

 

Ensure  cables  are  run  so  as  to  leave  enough  slack  to  enable  neat  wiring,  and  thus  reduce  the  risk  of  the 
speaker being pulled over.  Loose cables should be covered or taped down wherever possible to reduce trip 

hazards. 

 

If stands are being used outdoors, it may be necessary to add ballast to the base of the stand to prevent it 
toppling over. 

 

When using poles on top of subwoofer systems, please observe similar precautions. 

 

Ground Stacking 

 

 

Ensure that the floor or stage surface can withstand the weight of the system. 

 

Wherever  possible,  avoid  high  stacks  and  use  ratchet  straps  to  secure  loudspeakers  together.    Please  also 

remember  that  vibrations  from  subwoofer  systems  can  shake  other  loudspeakers  out  of  place,  which  may 
present a toppling hazard.  The use of ratchet straps and non-slip material is recommended to prevent this. 

 

Rigging and Suspension 

 

There are a variety of different methods for suspending your EMS-61 enclosures – please see the detailed section 

on Page 8 for further information.   

WARNING:  The overhead suspension of loudspeakers is a very serious issue with potentially lethal 

consequences  should  anything  go  wrong.    Rigging  should  only  be  carried  out  by  experienced 

Summary of Contents for EMS-61

Page 1: ...ser Manual v1 0 EM Acoustics Loudspeakers Building 74 Dunsfold Park Cranleigh Surrey GU6 8TB UK Phone 44 0 1483 266520 Fax 44 0 1483 275619 www emacoustics co uk ______________________________________...

Page 2: ...ay enclosure 4 System Set up Safety Considerations 5 Cabling Amplifier selection 6 Protective DSP Settings 7 Mounting Rigging Options Rigging Hardware Accessories 8 Permanent Installations 8 Flying ha...

Page 3: ...it leaves our factory After unpacking your loudspeaker please inspect it carefully for any signs of transit damage If such damage is found please notify the carrier at once to instigate a claim It is...

Page 4: ...no active controller or programmed EQ is required for correct operation For demanding applications a 70Hz 24dB octave high pass filter is recommended to increase drive unit headroom however this is no...

Page 5: ...aker on top of the stand mounted one Ensure cables are run so as to leave enough slack to enable neat wiring and thus reduce the risk of the speaker being pulled over Loose cables should be covered or...

Page 6: ...kers If in doubt please contact your dealer who will be happy to assist you in correct amplifier choice and setup Cabling The EMS 61 is supplied as standard with Neutrik SpeakONTM NL4 connectors wired...

Page 7: ...e would recommend a minimum of a 70Hz high pass filter with a 24dB octave slope to sufficiently protect the loudspeaker For higher SPL applications we would recommend raising this filter we would stre...

Page 8: ...the EMS 61 enclosure only If you are in any doubt about safe practices for rigging loudspeakers please contact your local EM Acoustics dealer who will be able to advise you Permanent Installations Any...

Page 9: ...safety Attachment of the YK 61h horizontal flying yoke Using the supplied M8 hand knobs align the mounting holes in the yoke with the mounting points on the ends of the enclosure Once the desired angl...

Page 10: ...as it is much easier to check positioning and fit of the holes without the weight of the loudspeaker The EMS 61 is designed to work with OmniMountTM Series 30 or PowerDriveTM Series 75 products Lie th...

Page 11: ...ables from the drive unit 3 To reinstate the driver simply reverse the above procedure Please observe the correct polarity red cable to positive terminal black cable to negative 4 Reinstate the grille...

Page 12: ...ng your EM Acoustics loudspeaker Should your EM Acoustics loudspeaker develop a fault please return it freight prepaid in its original packaging along with proof of purchase to your local dealer or to...

Page 13: ...multi laminate Birch plywood rebated pinned glued Finished in impact resistant textured paint RIGGING HARDWARE 5 x M8 threaded mounting points 4 x M6 threaded points for OmniMount Series 30 Powerdrive...

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