M1541 - LF Drivers

M1541 - LF Drivers

Product description:

Low frequency low distortion transducer for bass reflex and band pass system. 

Main features: 

  • aluminum die-cast frame; 
  • removable self-centering ferrite magnet system with ventilated gap; 
  • inside-outside copper voice coil;
  • double demodulation ring;
  • double silicon spider.

Product specification:

  • 15” nominal diameter;
  • 1000 W AES program power;
  • 97 dB 1W/1m sensitivity;
  • 3” copper voice coil;
  • 7.6 kg weight.

Specifications
Nominal diameter, inches (mm) 15(380)
Nominal impedance, Ohm 8
Rated power (AES), W 500
Frequency range, Hz 40-2500
Sensitivity (1W / 1m), dB 97
Minimum impedance, Ohm 7,6@180Hz
Bl product, Tm 22,2
Voice coil inductance, mH (1kHz) 0,77
Moving mass Mms, g 124
Voice coil
Diameter, inches (mm) 3(76)
Winding material copper
Former material glass fiber
Winding depth, mm 21
Magnetic system
Magnetic gap depth, mm 10
Flux density, T 1,22
Thiele-Small parameters
Fs, Hz 39,8
Vas, l 137
Qts 0,35
Qes 0,38
Qms 6,1
Re, Оhm 6
Sd, сm2 871
Xmax, mm 8
n, % 2,2
Mounting information
Overall diameter, mm 389
Baffle cutout diameter, mm 356
Bolt hole diameter, mm 7
Bolt circle diameter, mm 370,5
Height, mm 167
Net weight, kg 7,6