Eighteen Sound 15NCX750H 8 Ohm 15″ 400W / 120W Coaxial Loudspeaker

Eighteen Sound 15NCX750H 8 Ohm 15″ 400W / 120W Coaxial Loudspeaker

General Specifications:

• Nominal Diameter 15”,  380 mm
• Rated Impedance 8Ω
• AES Power 400 W
• Program Power 800 W
• Peak Power 1600 W
• Sensitivity 97 dB
• Frequency Range 50 – 4700 Hz
• Power Compression @-10 dB 0.9 dB
• Power Compression @-3 dB 2.8 dB
• Power Compression @Full Power 4.2 dB
• Max Recomm. Frequency 1400 Hz
• Recomm. Enclosure Volume 2.83 – 4.95 cuft, 80 – 140 lt.
• Minimum Impedance 6.3Ω at 25°C
• Max Peak To Peak Excursion 1.06”, 27 mm
• Voice Coil Diameter 2.95”, 75 mm
• Voice Coil winding material copper
• Suspension Triple roll, Polycotton
• Cone Curvilinear, Water repellent, High damping pulp

Thiele Small Parameters:

• Fs 49 Hz
• Re 5,4Ω
• Sd 136.56” sq. 0,0881 sq.mt.
• Qms 6.32
• Qes 0,40
• Qts 0,37 Vas 4.98 cuft, 141 lt.
• Mms 0.18 lb, 80.6 gr.
• Vas 4.98 cuft, 141 lt.
• BL 18.5 Tm
• Linear Mathematical Xmax ±0,22”, ± 5.5 mm
• Le (1kHz) 0.66 mH
• Ref. Efficiency 1W @1 m (half space) 4.1 %

HF General Specifications:

• D.C. Resistance 6,1Ω
• Continuous Power 120 W above 1,1 kHz
• Max. program power 240 W above 1,1 kHz
• Sensitivity 107 dB
• Frequency Range 0.9 ÷ 18 kHz
• Min Xover Frequency 1.1 kHz
• Voice Coil Diameter 2.4”, 60 mm

Mounting Details:

• Overall diameter 15.47”, 393 mm
• N. of mounting holes and bolt 8
• Mounting holes diameter 0.28”, 7,15 mm
• Bolt circle diameter 14,61”, 371 mm
• Front mount baffle cutout 14.17” ø 360 mm
• Rear mount baffle cutout 13.94”, ø 354 mm
• Total depth 7.28”, 185 mm
• Flange and gasket thickness 0.55”, 14 mm
• Net weight 5.3 kg 11.68 lb
• Shipping weight 13.23 lb, 6 kg
• Packaging Dimensions 13.23 lb, 6 kg

Key Features:

• Eigtheen Sound 15NCX750H 15″ Coaxial speaker 8Ω.
• The 15NCX750H is a 15″ neodymium coaxial transducer designed for use in compact reflex enclosures and stage monitors as small as 40lt with a nominal dispersion of 90 x 40 degrees.
• 97 dB LF / 109 dB HF SPL 1 W / 1 m average sensitivity.
• Single magnet neodymium motor.
• 800 W LF – 240 W HF maximum program power handling.
• Smooth on/off axis 90° x 50° response.
• 3”, 75 mm  Interleaved Sandwich LF Voice coil (ISV)
• Aluminum Demodulating Ring (SDR) for minimum LF distortion.
• 2.4”, 60 mm  HF pure Titanium diaphragm.
• Edge-wound Aluminum ribbon HF voice coil (EWAL).
• HF copper sleeve for reduced distortion and higher output.
• Smooth on/off axis 90° x 50° response.
• Suitable for compact enclosures and stage monitors.

Why Choose Lean Business Audio?

50 years of experience of designing, building and supplying Home, Car and Professional Audio.

Huge stocks of leading loudspeakers and audio brands
KEF, Celestion, Eminence, WGS, Montage, BMS Speakers, Faital Pro, Eighteen Sound, Ciare

Low Worldwide shipping rates.
Free Delivery on selected brands with the UK.
Price matching.

For more information please contact us at: +44(0)1473 744089
Or Email us at: sales@lean-business.co.uk