BIANCO-15MW500

15" Midwoofer

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SB Audience photo of the BIANCO-15MW500 driver
Photo: SB Audience View on sbaudience.com (opens the SB Audience website in a new tab)

Frequency response and impedance

40506070809010011010 Hz1001k10k20kdBohm050100150200

Level in dB (left axis) and impedance in ohm (right axis), 10 Hz to 20 kHz. The line on each switch above shows how its curve is drawn.

Features

  • Smooth response with excellent midrange
  • Vented pole piece for reduced compression
  • Minimum damping fiber glass voice coil former
  • 3" voice coil with APC (Advanced Polymer Coating)
  • Weather-proof coated paper cone made in house with silk cotton tree and manila pulp

Features as listed by SB Audience. Full details on sbaudience.com (opens the SB Audience website in a new tab)

SB Audience dimensional drawing of the BIANCO-15MW500
Dimensional drawing: SB Audience Datasheet (PDF) (opens the SB Audience website in a new tab)

Specifications

Nominal impedance
8 Ω
Minimum impedance
6.1 Ω
DC resistance, Re
5.3 Ω
Voice coil inductance, Le
1.04 mH
Free air resonance, Fs
39 Hz
Total Q, Qts
0.4
Electrical Q, Qes
0.41
Mechanical Q, Qms
18.1
Equivalent volume, Vas
171 L
Effective piston area, Sd
907 cm²
Xmax
7.6 mm
Moving mass, Mms
110 g
Force factor, Bl
18.8 Tm
Compliance, Cms
0.15 mm/N
Mechanical loss, Rms
1.5 kg/s
Sensitivity (1 W / 1 m)
98 dB
AES power handling
500 W
Maximum power handling
1000 W

Read from the SB Audience datasheet. Check the current datasheet before you rely on a figure.

Design files

BIANCO-15MW500 FRD and ZMA files, in one zip:

  • Frequency responses at 0, 30 and 60 degrees (.frd)
  • Impedance (.zma)
  • A README and a note on how each curve was made

Plain text files for VituixCAD, XSim, REW and most other crossover tools.

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    Beta. These FRD and ZMA files are made by Artisan Acoustics from the curves printed in SB's datasheets. They are not measurements and not official SB Acoustics or SB Audience files. Use them at your own risk, and check the conditions printed on each datasheet.

    The marketing box is optional: you get the files either way. We never sell your details. Privacy & PDPA notice.

    BIANCO-15MW500 FAQ

    What are FRD and ZMA files?

    An FRD file holds a driver's frequency response and a ZMA file its impedance, the two curves a crossover simulator needs. Plain text, one point per line.

    Which software can open the BIANCO-15MW500 files?

    VituixCAD, XSim and REW, and most other crossover tools that read plain text.

    How was this data made?

    It was digitised by Artisan Acoustics from the response and impedance graphs in the SB Audience datasheet, so it is not a measurement and not an official SB Audience file. Each curve is checked against its graph. The datasheet it came from and the conditions printed on it are in the ABOUT.txt note and in the header of each file inside the zip. Use the files at your own risk.

    Why is the phase column zero?

    The datasheets print level and impedance but not phase. If your simulator needs phase, derive minimum phase there.

    Where can I buy the BIANCO-15MW500 in Singapore or Malaysia?

    From Artisan Acoustics, the official SB Audience distributor for Singapore and East and West Malaysia. Message us on WhatsApp