18 Sound 15ND930 - Woofer 15” 8 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 ALT150930WF08NA - 022158N220

Informations

• Nominal impedance 8 ohm
• Dimensional category 15 inch
• Frequency coverage type Sub, Low, Midbass
• Manufacturer sensitivity 98 dB
• Calculated sensitivity 98.06 dB
• Nominal power handling 500 W
• Max power handling 800 W
• Bandwidth 40÷4100 Hz

Fundamental parameters

• Sd 850 cm²
• Mms 101 gr
• Cms 196 µm/N
• Le 1.61 mH
• Re 5.5 ohm
• BL 23.8 T.m

Small signal parameters

• Fs 36 Hz
• Qes 0.23
• Qms 5.3
• Qts 0.22
• Vas 206 L

Datas

• Xmax ±7.5 mm
• EBP 157 Hz
• Zmin 6.8 ohm
• Fs / Qts 164 Hz
• Vas * Qts² 9.98 L
• Calculated efficiency 4.02 %
• 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