• 21DS115 B AND C 21" Professional Neodymium Subwoofer 8 Ohm NEW - TuracellUSA
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B AND C

21DS115 B AND C 21" Professional Neodymium Subwoofer 8 Ohm NEW

21DS115 B AND C 21" Professional Neodymium Subwoofer 8 Ohm NEW

$650.00
$650.00
Sale Sold out
BRAND NEW

21DS115 B AND C

21" Professional Neodymium Subwoofer 8 Ohm

  • B&C's 21DS115 21" subwoofer is the next evolution in high output subwoofer design. Using a new, longer, four layer aluminum voice coil to produce more energy in the gap, higher sensitivity, lower distortion, and better overall performance.
  • The 21DS115 features a 36 mm long, 4.5" diameter (116mm) copper clad aluminum wire voice coil. With a 1,700watt AES power rating, 99 dB sensitivity, and over 15 mm of linear excursion, this high energy subwoofer is a significant step forward from similar models in the B&C range, even approaching the performance of their 6" voice coil alternatives.
  • 99 dB efficiency to ensure high output even with modest amplification
  • Double silicone spider keeps excursion linear even beyond rated Xmax
  • Neodymium magnet allows a very high motor strength without excess weight
  • 4.5" four layer CCA voice coil allows high power handling and Bl
  • Aluminum shorting ring help control the voice coil for lower distortion
  • Shape Cylindrical
  • Product type Cone driver
  • Brand B&C Speakers
  • Dimensional category 21 inch
  • Front shape Cylindrical
  • Magnet type Neodymium
  • Basket material Aluminum
  • Nominal impedance 4 ohm
  • Zmin 3.1 ohm
  • Nominal power handling 1700 W
  • Max power handling 3400 W
  • Sensitivity 99 dB
  • Frequency response 30-1000 Hz
  • Voice coil diameter 4.5 inch
  • External diameter 547 mm
  • Mounting diameter 508 mm
  • Depth after front 242 mm
  • Front thickness 13 mm
  • Fs 30 Hz
  • Re 2.2 ohm
  • Qes 0.2
  • Qms 11
  • Qts 0.21
  • Vas 274 L
  • Sd 1680 cm²
  • Efficiency 3.4 %
  • Xmax 15 mm
  • Xvar 17 mm
  • Mms 412 gr
  • BL 28.8 T.m
  • Le 2.4 mH
  • EBP 150
  • Demodulation ring Yes
  • Form suspension Triple roll
  • Form membrane Radial
  • Spider Double
  • Spider material Siliconed polycoton
  • Recommended load 130 L (tuned ar 40 Hz)

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