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EMS Series User Manual
www.emacoustics.co.uk
APPENDIX A – TECHNICAL SPECIFICATIONS
EM Acoustics operates a continuous process of research and development, and as such reserves the right to alter specifications without notice.
EMS-81
Enclosure Type: 2-way, reflex loaded
Dimensions (HxWxD, mm/ins): 461/18.1 x 308/12.1 x 268/10.6
Net Weight: 13kg
Frequency Response (+/- 3dB): 80Hz – 20KHz
Sensitivity: 96dB, 1W/1m
Dispersion: 90°H x 60°V (rotatable)
Drive Units: 8” (203mm) LF cone drive unit
1” (25mm) exit HF compression drive unit
Power Handling: 250W RMS, 500W Program
Maximum SPL: 120dB continuous, 126dB peak
Nominal Impedance: 8 ohms
Crossover: UniPhase internal passive
Connectors: 2 x Neutrik Speakon
TM
NL4MP
Enclosure: 15mm (5/8”) Finnish Birch plywood
Rigging/Suspension: 10 x M10 threaded fittings, 4 x M6 threaded fittings
35mm polemount socket
Grille: Acoustically transparent black foam on expanded steel mesh
Options: Colours
Connectors
EMS-81i (install version)
Spares & Accessories: FC-81v vertical flying cradle
FC-81h horizontal flying cradle
DFB-81 dual flying bar
DU-802 replacement LF drive unit
CDU-1001 replacement HF compression drive unit
RK-802 re-cone kit for DU-802
RD-1001 replacement diaphragm for CDU-1001
RFG-81 replacement foam/grille
UN-1/81 UniPhase crossover network – EMS-81 version