18 Sound 15NMB1000 - Woofer 15” 8 Ohm - 900W AES - 101dB@1W/1mt

15" High Output MB Neodymium Driver - 4" vc - 900W AES - 101dB@1W/1mt - ISV - SDR

Manual

General

• Product type Cone driver
• Brand Eighteen Sound
• Reference 15NMB1000
• Product code ALT151000WF08NA

Informations

• Nominal impedance 8 ohm
• Dimensional category 15 inch
• Frequency coverage type Sub, Low, Midbass
• Manufacturer sensitivity 101 dB
• Calculated sensitivity 98.86 dB
• Nominal power handling 900 W
• Max power handling 1800 W
• Bandwidth 45÷2500 Hz

Fundamental parameters

• Sd 855 cm²
• Mms 100 gr
• Cms 121 µm/N
• Le 0.89 mH
• Re 5.3 ohm
• BL 25.2 T.m

Small signal parameters

• Fs 46 Hz
• Qes 0.24
• Qms 8.3
• Qts 0.24
• Vas 124 L
• Datas
• Xmax ±6.5 mm
• EBP 192 Hz
• Zmin 6.6 ohm
• Fs / Qts 192 Hz
• Vas * Qts² 7.15 L
• Efficiency 4.7 %
• Calculated efficiency 4.83 %
• Weight ~6 kg

Dimensions

• Voice coil diameter 4 inch
• Outside diameter 387 mm
• Baffle cutout diameter 357 mm
• Depth 174 mm
• Front thickness 20 mm
• Depth after front 154 mm
• Shape & Materials
• Front chape Cylindrical
• Magnet type Neodymium