18 Sound 15ND830 - Woofer 15” 4 Ohm - 450W AES - 98dB@1W/1mt

15” LF Neodymium Driver - 3” vc - 450W AES - 98dB@1W/1mt - ISV

Manual

General

• Product type Cone driver
• Brand Eighteen Sound
• Reference 15ND830
• Product code ALT150830WF04NA - 022154N210

Informations

• Nominal impedance 4 ohm
• Dimensional category 15 inch
• Frequency coverage type Sub, Low, Midbass
• Manufacturer sensitivity 98 dB
• Calculated sensitivity 96.94 dB
• Nominal power handling 450 W
• Max power handling 700 W
• Bandwidth 42÷4500 Hz

Fundamental parameters

• Sd 850 cm²
• Mms 85 gr
• Cms 171 µm/N
• Le 0.62 mH
• Re 3 ohm
• BL 14 T.m

Small signal parameters

• Fs 42 Hz
• Qes 0.36
• Qms 7.2
• Qts 0.34
• Vas 157 L
• Datas
• Xmax ±6.5 mm
• EBP 117 Hz
• Zmin 3.6 ohm
• Fs / Qts 124 Hz
• Vas * Qts² 18.15 L
• Calculated efficiency 3.11 %
• 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