18 Sound 15NLW9401 - Woofer 15” 4 Ohm - 1200W AES - 97,5dB@1W/1mt

15” Extended LF Neodymium Driver- 4” vc - 1200W AES - 97,5dB@1W/1mt - ISV - DSS

Manual

General

• Product type Cone driver
• Brand Eighteen Sound
• Reference 15NLW9401
• Product code ALT159401WF04NA - 022154N940

Informations

• Nominal impedance 4 ohm
• Dimensional category 15.5 inch
• Frequency coverage type Sub, Low, Midbass
• Manufacturer sensitivity 97.5 dB
• Calculated sensitivity 96.33 dB
• Nominal power handling 1200 W
• Max power handling 2400 W
• Bandwidth 37÷2300 Hz

Fundamental parameters

• Sd 850 cm²
• Mms 150 gr
• Cms 107 µm/N
• Le 1.23 mH
• Re 2.8 ohm
• BL 20 T.m

Small signal parameters

• Fs 40 Hz
• Qes 0.26
• Qms 6.14
• Qts 0.25
• Vas 114 L

Datas

• Xmax ±10 mm
• EBP 154 Hz
• Zmin 3.8 ohm
• Fs / Qts 160 Hz
• Vas * Qts² 7.13 L
• Calculated efficiency 2.7 %
• Weight ~7.5 kg

Dimensions

• Voice coil diameter 4 inch
• Outside diameter 393 mm
• Baffle cutout diameter 354 mm
• Depth 180 mm
• Front thickness 12 mm
• Depth after front 168 mm
• Shape & Materials
• Front chape Cylindrical
• Magnet type Neodymium