B&C Speakers 15SW115 - Woofer 15" 4 ohm

Manual 

3400 W continuous program power capacity

116 mm (4.5 in) split winding copper voice coil

35 - 1500 Hz response

96 dB sensitivity

Double silicone spider with optimized compliance

60 mm peak-to-peak excursion before damage

Ventilated voice coil gap for reduced power compression

Aluminium demodulating ring for very low distortion

General

• Product type Cone driver
• Brand B&C Speakers
• Reference 15SW115
• Product code ALT15SW1154M

Informations

• Nominal impedance 4 ohm
• Dimensional category 15.5 inch
• Frequency coverage type Sub, Low, Midbass
• Manufacturer sensitivity 96 dB
• Calculated sensitivity 94.38 dB
• Nominal power handling 1700 W
• Bandwidth 35÷1500 Hz
• Fundamental parameters
• Sd 855 cm²
• Mms 212 gr
• Le 1.27 mH
• Re 3.2 ohm
• BL 25.5 T.m

Small signal parameters

• Fs 34 Hz
• Qes 0.23
• Qms 5.8
• Qts 0.22
• Vas 105 L
• Datas
• Xmax ±13.5 mm
• EBP 148 Hz
• Zmin 4.2 ohm
• Fs / Qts 155 Hz
• Vas * Qts² 5.09 L
• Efficiency 1.75 %
• Calculated efficiency 1.73 %
• Weight ~12 kg
• Demodulation ring Yes
• Recommended load volume 90 L
• Fréquence d'accord liée à la charge 40 Hz

Dimensions

• Voice coil diameter 4.5 inch
• Winding depth 34 mm
• Gap height 14 mm
• Outside diameter 393 mm
• Baffle cutout diameter 355 mm
• Front thickness 15 mm
• Depth after front 178 mm
• Shape & Materials
• Front chape Cylindrical
• Magnet type Neodymium
• Basket masterial Aluminium
• Winding material Copper
• Voice coil former Glass fiber