18 Sound 15NTLW3500 - Woofer 15” 4 Ohm - 900W AES - 100dB@1W/1mt

15'' Dual Gap Neodymium Driver - Dual 3.5'' vc - 900W AES - 100dB@1W/1mt - DG

Manual

Manual draw

General

• Product type Cone driver
• Brand Eighteen Sound
• Reference 15NTLW3500
• Product code ALT153500WF04NA - 022154N350

Informations

• Nominal impedance 4 ohm
• Dimensional category 15.5 inch
• Frequency coverage type Sub, Low, Midbass
• Manufacturer sensitivity 98 dB
• Calculated sensitivity 96.21 dB
• Nominal power handling 900 W
• Max power handling 1800 W
• Bandwidth 40÷4000 Hz

Fundamental parameters

• Sd 881 cm²
• Mms 115 gr
• Cms 105 µm/N
• Le 0.29 mH
• Re 3.1 ohm
• BL 15.8 T.m

Small signal parameters

• Fs 46 Hz
• Qes 0.41
• Qms 9.4
• Qts 0.4
• Vas 115 L

Datas

• Xmax ±8.3 mm
• EBP 112 Hz
• Zmin 3.5 ohm
• Fs / Qts 115 Hz
• Vas * Qts² 18.4 L
• Efficiency 2.5 %
• Calculated efficiency 2.63 %
• Weight ~6 kg

Dimensions

• Voice coil diameter 3.5 inch
• Outside diameter 393 mm
• Baffle cutout diameter 357 mm
• Depth 229 mm
• Front thickness 13 mm
• Depth after front 216 mm
• Diamètre aimant (mm) 117 mm
• Shape & Materials
• Front chape Cylindrical
• Magnet type Neodymium
• Basket masterial Aluminium
• Surround shape Triple roll
• Surround material Cloth
• Dome material Paper