M1020 - LF Drivers

M1020 - LF Drivers

Product description:

LF transducer for compact two-way and multi-way speakers. 

Main features: 

  • aluminum die-cast frame; 
  • removable self-centering ferrite magnet system; 
  • high-temperature inside-outside copper voice coil.

Product specification:

  • 10” nominal diameter;
  • 400 W AES program power;
  • 95 dB 1W/1m sensitivity;
  • 2”copper voice coil;
  • 3.3 kg weight.

Specifications
Nominal diameter, inches (mm) 10(250)
Nominal impedance, Ohm 4/8
Rated power (AES), W 200
Frequency range, Hz 60-3500
Sensitivity (1W / 1m), dB 95
Minimum impedance, Ohm 7,2@270Hz
Bl product, Tm 15,1
Voice coil inductance, mH (1kHz) 1,07
Moving mass Mms, g 38
Voice coil
Diameter, inches (mm) 2(51)
Winding material copper
Former material glass fiber
Winding depth, mm 15
Magnetic system
Magnetic gap depth, mm 8
Flux density, T 1,07
Thiele-Small parameters
Fs, Hz 55,1
Vas, l 39
Qts 0,36
Qes 0,38
Qms 7,44
Re, Оhm 6,6
Sd, сm2 353
Xmax, mm 5,5
n, % 1,62
Mounting information
Overall diameter, mm 258
Baffle cutout diameter, mm 231
Bolt hole diameter, mm 5,5
Bolt circle diameter, mm 244
Height, mm 114
Net weight, kg 3,3