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Page 19 of 25

S-218 User Manual

v1 October 2019

6.4 - System Connectivity

6.4.1 - Cable Length and Specification

All cables add to the system impedance, and as such careful selection is required depending on your
amplifier setup and overall system impedance. Cables with a cross sectional area of less than
2.5mm

2

should not be used. Recommended maximum cable lengths are given below:

Conductor Area

Maximum Recommended Cable Length

2 ohms

4 ohms

8 ohms

2.5mm

2

(14 AWG)

15m

30m

60m

4.0mm

2

(12 AWG)

20m

40m

80m

6.0mm

2

(10 AWG)

30m

60m

120m

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Содержание S-218

Страница 1: ...S 218 Subwoofer Product User Manual v1 November 2019 L O U D S P E A K E R S R E D E F I N E D...

Страница 2: ...Hardware 10 5 1 S 218 Cabinet Hardware Overview 10 5 2 Stacking S 218 subwoofers 11 5 5 Fitting castors 12 5 6 Cardioid Use 13 6 0 Powering the System 14 6 1 Amplifier and Processing Requirements 14 6...

Страница 3: ...1 S 218 ST 218 Removing the grille 20 7 2 S 218 ST 218 Removing the drive units 21 Appendix A Technical Specifications 22 S 218 large format flyable subwoofer 22 Appendix B Technical Drawings 23 Appen...

Страница 4: ...trical Safety EN60065 1993 RECYCLING This product and its packaging constitute the applicable product according to the WEEE directive Please ensure that at the end of the working life of this product...

Страница 5: ...The S 218 is equally at home in permanent installations as well mobile applications due to its rugged construction A pair of state of the art 18 high excursion neodymium drive units allows a surprisi...

Страница 6: ...weather resistant but more resilient to impact damage Various features and accessories for easy moving handling Tour grade castor set included Single amplifier channel required KEY SPECIFICATIONS ENCL...

Страница 7: ...oaded for free from the AFMG website at http focus afmg eu and is currently available as a stand alone application for Windows XP or Higher only It can also be downloaded directly from the EM Acoustic...

Страница 8: ...s and flying hardware supplied or approved by EM Acoustics for flying or transporting loudspeaker systems Pay close attention to specific instructions especially those considering maximum load capabil...

Страница 9: ...hatsoever please contact your local dealer who will be able to refer you to a suitable rigging company Material Damage from Magnetism Loudspeakers produce a static magnetic field at all times even whe...

Страница 10: ...019 5 0 Loudspeaker Hardware 5 1 S 218 Cabinet Hardware Overview 3 1 6 2 1 Lifting Carrying Handle 2 Protective Floor Runner Landscape 3 Stacking recess Landscape 4 Protective Floor Runner Portrait 5...

Страница 11: ...vides a neat and clear way of creating a tidy stack PLEASE BE AWARE THAT STACKS SHOULD ALWAYS BE PLACED ON LEVEL GROUND AND STRAPS OR SIMILAR SHOULD BE USED TO SECURE THEM There are also runners on on...

Страница 12: ...started in their threads before tightening completely The Form A flat washer should be in contact with the castor frame and the spring washer should be between the flat washer and the bolt head 5 5 F...

Страница 13: ...t and recess locations are symmetrical front to back so subwoofers can be reversed to create cardioid arrays Simply assemble the subwoofer stack or flown column as normal but reverse every third subwo...

Страница 14: ...EQ and system alignment 6 1 Amplifier and Processing Requirements 6 1 1 Connections The S 218 requires only a single amplifier channel Inputs to the S 218 enclosure are on a single Neutrik SpeakON NL4...

Страница 15: ...Q10 are lower power models and as such will not provide maximum power for the subwoofer The following table shows the maximum number of ST 218 that can be connected per channel on the various differen...

Страница 16: ...the preset recalled will only require one output from your DQ Series amplifier 6 2 2 Cardioid Array Preset The S 218 ST 218 can be used to create cardioid arrays as detailed in chapter 6 by ensuring t...

Страница 17: ...the main system The use of SMAART or similar can make this task a great deal simpler and faster 6 2 4 Applying EQ The presets are intended to be a starting point for your system and will almost certai...

Страница 18: ...fers Please refer to the DQ Series User Manual for detailed information on using the amplifiers and the System Engineer software 6 3 1 Connections 6 3 2 Preset Recall The family of S 218 presets is pr...

Страница 19: ...reful selection is required depending on your amplifier setup and overall system impedance Cables with a cross sectional area of less than 2 5mm2 should not be used Recommended maximum cable lengths a...

Страница 20: ...move the sixteen M6x30 countersunk socket screws using a 4mm Allen key and then lift the grille clear of the cabinet 2 To replace the grille position the grille on the front of the S 218 logo badge sh...

Страница 21: ...positive black to negative 4 To replace the drive unit first sit a fresh gasket around the drive unit hole ensuring that the holes line up with the cabinet mounting holes Reconnect the cables to the d...

Страница 22: ...irch plywood rebated screwed and glued Finished in polyurethane textured finish Rigging Hardware 8 flush handles touring runners stacking recesses Tour grade castors Grille Mesh backed perforated stai...

Страница 23: ...Page 23 of 25 S 218 User Manual v1 October 2019 Appendix B Technical Drawings...

Страница 24: ...24 of 25 S 218 User Manual v1 October 2019 Appendix C Spare Parts List Order Code Description 01A022 DU 1802 replacement 4 ohm 18 LF drive unit 04A024 RFG S218 replacement grille fabric for S 218 ST...

Страница 25: ...aced Returning 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...

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