18 Sound 15ND930 - Woofer 15” 16 Ohm - 500W AES - 98dB@1W/1mt

15” Extended LF Neodymium Driver - 3” vc - 500W AES - 98dB@1W/1mt - DDR

Manual

General

• Product type Cone driver
• Brand Eighteen Sound
• Reference 15ND930
• Product code ALT150930WF16NA - 022156N220

Informations

• Nominal impedance 16 ohm
• Dimensional category 15 inch
• Frequency coverage type Sub, Low, Midbass
• Manufacturer sensitivity 97 dB
• Calculated sensitivity 96.12 dB
• Nominal power handling 500 W
• Max power handling 800 W
• Bandwidth 40÷4100 Hz

Fundamental parameters

• Sd 850 cm²
• Mms 92 gr
• Cms 193 µm/N
• Le 2.5 mH
• Re 10.9 ohm
• BL 24.2 T.m

Small signal parameters

• Fs 38 Hz
• Qes 0.4
• Qms 9.5
• Qts 0.39
• Vas 195 L
• Datas
• Xmax ±7.5 mm
• EBP 95 Hz
• Zmin 12.8 ohm
• Fs / Qts 97 Hz
• Vas * Qts² 29.66 L
• Calculated efficiency 2.57 %
• Weight ~4.1 kg

Dimensions

• Voice coil diameter 3 inch
• Outside diameter 387 mm
• Baffle cutout diameter 353 mm
• Depth 177 mm
• Front thickness 11 mm
• Depth after front 166 mm

Shape & Materials

• Front chape Cylindrical
• Magnet type Neodymium