18 Sound 18NLW9601C Carbon Fibre Cone 18" NEO PA Woofer Speaker

The 18NLW9601C is an extended low frequency 18 inch neodymium high performance transducer. The loudspeaker has been designed for use as a subwoofer component, in either a reflex, bandpass or horn loaded configuration, in high power auditorium or arena loudspeaker systems.
For optimum results recommended amplifier should be able to deliver 3600 Watt program power without clipping.
Eighteen Sound engineers have obtained the best possible results with today's available materials in terms of clean and undistorted LF reproduction at a ultra high SPL, with the lowest possible power compression figure.
The 18NLW9601C transducer design features include a large displacement suspension system specifically designed for matching the carbon fiber reinforced, straight ribbed cone.
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Designed & manufactured in Italy and provided exclusively by Lean Business, this Eighteen Sound speaker comes complete wth 2 years warranty.


AS USED IN THE JAH HAMMA SOUND SYSTEM where the compromise was not an option.

See specification tab for technical details or Click HERE for full details, response curves and Thiele & Small parameters. (opens in new window)

Model: 18 Sound 18NLW9601C

note: Price includes VAT

Nominal Diameter 462mm (18 in)
Rated Impedance 8 ohms
AES Power 1800W
Program Power 3600W
Peak Power 10000W
Sensitivity 97 dB
Frequency Range 32 - 2500 Hz
Power Compression @ -10 dB 0.7 dB
Power Compression @ -3 dB 1.2 dB
Power Compression @ 0 dB 2.2 dB
Max Recomm. Frequency 300 Hz
Recomm. Enclosure Volume 110 ÷ 350 lt. (3,88 ÷ 12,36 cuft)
Minimum Impedance 6,3 ohms at 25°C
Max Peak To Peak Excursion 70 mm (2,75 in)
Voice Coil Diameter 135 mm (5,32 in)
Voice Coil Winding Material aluminum
Suspension Triple Roll Polycotton
Cone Straight, Carbon Fiber

GENERAL SPECIFICATIONS
NOMINAL DIAMETER 462 mm (18 in)
RATED IMPEDANCE 8 Ω
POWER (1) 1800 W
PROGRAM POWER (2) 3600 W
PEAK POWER (3) 10000 W
SENSITIVITY (4) 95 dB
FREQUENCY RANGE (5) 30 ÷ 2300 Hz
POWER COMPRESSION @-10 dB (6) (180W) 0.7 dB
POWER COMPRESSION @-3 dB (900W) 1.3 dB
POWER COMPRESSION @FULL POWER (1800W) 2.2dB
MAX RECOMM. FREQUENCY 300 Hz RECOMM.
ENCLOSURE VOLUME 110 ÷ 350 lt. (3,89 ÷ 12,36 cu.ft)
MINIMUM IMPEDANCE 6 @ 25°
MAX PEAK TO PEAK EXCURSION 70 mm (2,76 in)
VOICE COIL DIAMETER 135 mm (5,31 in)
VOICE COIL WINDING MATERIAL Aluminum
SUSPENSION Triple roll, Heavy Polycotton
CONE Straight carbon fiber

THIELE SMALL PARAMETERS
Fs 38,5 Hz
Re 4,7 Ω
Sd 0,113 sq.m (175,15 sq.in)
Qms 6,29
Qes 0,36
Qts 0,34
Vas 99 lt. (3,50 cu.ft)
Mms 314 gr. (0,69 lb)
BL 31,70 Tm
Linear Mathematical Xmax ±14 mm (±0,55 in)
Le (1kHz) 1,80 mH

MOUNTING INFORMATION
Overall diameter 462 mm (18,19 in)
N. of mounting holes 8
Mounting holes diameter 8,5 mm (0,33 in)
Bolt circle diameter 440 mm (17,32 in)
Frount Mount baffle cutout 416 mm (16,38 in)
Rear Mount baffle cutout 422 mm (16,61 in)
Total depth 236 mm (9,29 in)
Flange and gasket thickness 26 mm (1,02 in)
Net weight 12,8 kg (28,22 lb)
Shipping weight 14,3 kg (31,53 lb)
Carboard Packaging Dimensions 482x482x257 mm (18,98x18,98x10,12 in)