M1570 - LF Drivers
Product description:
Low frequency transducer for bass reflex system 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 silicon spider.
Product specification:
- 15” nominal diameter;
- 1400 W AES program power;
- 97 dB 1W/1m sensitivity;
- 4” copper voice coil;
- 9.9 kg weight.
Specifications | |
---|---|
Nominal diameter, inches (mm) | 15(380) |
Nominal impedance, Ohm | 8 |
Rated power (AES), W | 700 |
Frequency range, Hz | 40-1500 |
Sensitivity (1W / 1m), dB | 97 |
Minimum impedance, Ohm | 6,6@190Hz |
Bl product, Tm | 24,7 |
Voice coil inductance, mH (1kHz) | 1,52 |
Moving mass Mms, g | 143 |
Voice coil | |
Diameter, inches (mm) | 4(99) |
Winding material | copper |
Former material | glass fiber |
Winding depth, mm | 21 |
Magnetic system | |
Magnetic gap depth, mm | 9 |
Flux density, T | 1,2 |
Thiele-Small parameters | |
Fs, Hz | 41,8 |
Vas, l | 107 |
Qts | 0,35 |
Qes | 0,37 |
Qms | 8,9 |
Re, Оhm | 5,9 |
Sd, сm2 | 866 |
Xmax, mm | 8,25 |
n, % | 2,1 |
Mounting information | |
Overall diameter, mm | 389 |
Baffle cutout diameter, mm | 358 |
Bolt hole diameter, mm | 7 |
Bolt circle diameter, mm | 370,5 |
Height, mm | 170 |
Net weight, kg | 9,9 |