18 Sound 21NLW9600 Extended LF Neodymium Driver

97 dB SPL 1W / 1m average sensitivity
135 mm (5.3 in) split winding four layers ISV copper coil
3600 W program power handling
Ultra high force neodymium magnet
Triple Silicon Spider (TSS) for improved excursion control and linearity
Single Demodulating Ring (SDR) for lower distortion
Low noise forced ventilation design for low power compression
Weather protected cone and plates for outdoor usage
Suitable for high loading, high SPL subwoofer systems

Designed & manufatured in Italy and provided exclusively by Lean Business, this Eighteen Sound speaker comes complete wth 2 years warranty.

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 21NLW9600

note: Price includes VAT

GENERAL SPECIFICATIONS
Nominal Diameter 533mm (21 in)
Rated Impedance 8 ohms
AES Power 1800W
Program Power 3600W
Peak Power 10000W
Sensitivity 97 dB
Frequency Range 24 - 2000 Hz
Power Compression @ -10 dB (5) 0.7 dB
Power Compression @ -3 dB 1.3 dB
Power Compression @ Full Power 2.2 dB
Max Recomm. Frequency 100 Hz
Recomm. Enclosure Volume 120 ÷ 500 lt. (4,24 ÷ 17,7 cuft)
Minimum Impedance 8,2 ohms at 25°C
Max Peak To Peak Excursion 70 mm (2,75 in)
Voice Coil Diameter 135 mm (5,3 in)
Voice Coil Technology split winding, 4 layers copper
Suspension Triple Roll, Polycotton
Cone Straight Ribbed, Treated Paper