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B&C 21SW152 21″ Professional Neodymium Subwoofer Speaker 2000W 8 Ohm Fashion

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$509.49

SKU: US-476707884243458 Category: Tag:

Description

B&C 21SW152 21″ Professional Neodymium Subwoofer Speaker 2000W 8 Ohm

B&C 21SW152 21″ Professional Neodymium Subwoofer Speaker 2000W 8 Ohm

Overview

The B&C 21SW152 is an advanced, lightweight subwoofer driver featuring 2,000 watts RMS power handling, a 1.18″ long/6.0″ diameter copper voice coil with very high thermal capability, and a ventilated neodymium magnet assembly that provides low power compression. An aluminum demodulation ring fitted to the 21SW152’s pole piece reduces distortion.

Features:

  • Lightweight but powerful FEA-optimized neodymium magnet
  • Extremely high BL factor and Xmax for outstanding LF output
  • 15 mm Xmax, 60 mm peak-to-peak excursion before damage
  • 6.0″ split winding copper voice coil on fiberglass former
  • Ventilated voice coil gap reduces power compression
  • Aluminum demodulation ring on pole piece reduces distortion
  • Double silicone spiderProduct Specifications
  • Nominal Diameter 21″ Power Handling (RMS) 2,000 Watts
  • Power Handling (max) 4000 Watts Impedance 8 ohms
  • Frequency Response 30 to 1,000 Hz Sensitivity 96 dB 1W/1m
  • Voice Coil Diameter 6″

Thiele-Small Parameters

Resonant Frequency (Fs) 32 Hz
DC Resistance (Re) 3 ohms
Voice Coil Inductance (Le) 1.5 mH
Mechanical Q (Qms) 7
Electromagnetic Q (Qes) 0.31
Total Q (Qts) 0.3
Compliance Equivalent Volume (Vas) 7 ft.³
BL Product (BL) 32.5 Tm
Diaphragm Mass Inc. Airload (Mms) 460g
Maximum Linear Excursion (Xmax) 15 mm
Surface Area of Cone (Sd) 1680 cm²

Materials of Construction

Cone Material Coated Paper
Surround Material Cloth
Voice Coil Wire Material Copper
Voice Coil Former  Fiberglass
Basket / Frame Material Cast Aluminum
Magnet Material Neodymium

Mounting Information

Overall Outside Diameter 21.5″
Baffle Cutout Diameter 20″
Depth 10.3″
Bolt Circle Diameter 20.7″
# Mounting Holes 8

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