21N1600 - LF Drivers

21N1600 - LF Drivers

Product description:

High power low distortion extended low frequency transducer.

Main features:

  • aluminum die-cast frame with improved voice coil ventilation; 
  • removable self-centering neodymium magnet system; 
  • inside-outside copper voice coil;
  • ventilated voice coil gap;
  • double aluminum demodulation ring;
  • glass fiber reinforced cone;
  • double silicon spider.

Product specification:

  • 21” nominal diameter;
  • 3200 W AES program power;
  • 98 dB 1W/1m sensitivity;
  • 4.5” voice coil;
  • 11.6 kg weight.

Specifications
Nominal diameter, inches (mm) 21(530)
Nominal impedance, Ohm 8
Rated power (AES), W 1600
Frequency range, Hz 30-1000
Sensitivity (1W / 1m), dB 98
Minimum impedance, Ohm 6.8@150Hz
Bl product, Tm 36.9
Voice coil inductance, mH (1kHz) 1.7
Moving mass Mms, g 372
Voice coil
Diameter, inches (mm) 4.5 (115)
Winding material copper
Former material glass fiber
Winding depth, mm 30
Magnetic system
Magnetic gap depth, mm 14
Flux density, T 1.22
Thiele-Small parameters
Fs, Hz 34.8
Vas, l 218
Qts 0.31
Qes 0.32
Qms 7.8
Re, Оhm 5.4
Sd, сm2 1662
Xmax, mm 11.5
n, % 2.75
Mounting information
Overall diameter, mm 545
Baffle cutout diameter, mm 494
Bolt hole diameter, mm 8
Bolt circle diameter, mm 520
Height, mm 248
Net weight, kg 11.6