M1201 - LF Drivers
Product description:
Low frequency transducer for compact bass reflex and horn loaded system.
Main features:
- aluminum die-cast frame with improved voice coil ventilation;
- removable self-centering ferrite magnet system with ventilated gap;
- inside-outside copper voice coil;
- aluminum demodulation ring;
- double silicon spider.
Product specification:
- 12” nominal diameter;
- 2000 W AES program power;
- 95 dB 1W/1m sensitivity;
- 4” copper voice coil;
- 12,4 kg weight.
| Specifications | |
|---|---|
| Nominal diameter, inches (mm) | 12(300) |
| Nominal impedance, Ohm | 4/8 |
| Rated power (AES), W | 1000 |
| Frequency range, Hz | 45-1500 |
| Sensitivity (1W / 1m), dB | 95 |
| Minimum impedance, Ohm | 7,7@200Hz |
| Bl product, Tm | 27 |
| Voice coil inductance, mH (1kHz) | 2,6 |
| Moving mass Mms, g | 113 |
| Voice coil | |
| Diameter, inches (mm) | 4(100) |
| Winding material | copper |
| Former material | glass fiber |
| Winding depth, mm | 25 |
| Magnetic system | |
| Magnetic gap depth, mm | 14 |
| Flux density, T | 1,05 |
| Thiele-Small parameters | |
| Fs, Hz | 44,6 |
| Vas, l | 49 |
| Qts | 0,26 |
| Qes | 0,27 |
| Qms | 6,4 |
| Re, Оhm | 6,2 |
| Sd, сm2 | 560 |
| Xmax, mm | 9 |
| n, % | 1,56 |
| Mounting information | |
| Overall diameter, mm | 312 |
| Baffle cutout diameter, mm | 282 |
| Bolt hole diameter, mm | 7 |
| Bolt circle diameter, mm | 294 |
| Height, mm | 130 |
| Net weight, kg | 12,4 |
