Hi-fi subwoofer, 2 x 250 WMAX, 2 x 150 WRMS, 2 x 8 Ohm
- High-end speaker with diecast basket
- Dual voice coil
- Carbon fibre cone
- Powerful bass reproduction from bass-reflex cabinets or an especially dry, pulsed sound from very small closed cabinets
- For hi-fi, home cinema and top car hi-fi
Thiele Small parameters and sound pressure curves for voice coils in parallel or series connection.
HOBBY HiFi 04/2015
"Despite being content with a moderate cabinet size, it still provides a superior deep bass due to the powerful drive system."
| Impedance (Z) |
2 x 8 Ohm |
| Transmission method |
- |
| Frequency range |
f3-2,500 Hz |
| Resonant frequency (fs) |
18 Hz |
| Rec. crossov. frequ. (fmax.) (12 dB/oct.) |
- |
| Power rating (RMS) |
2 x 150 W |
| Peak music power output (MAX) |
2 x 250 W |
| Sensitivity |
92 dB/W/m |
| Max. rated SPL |
- |
| Max. voltage |
- |
| Radiation angle, horizontal |
- |
| Radiation angle, vertical |
- |
| Suspension compl. (Cms) |
0.75 mm/N |
| Moving mass (Mms) |
100 g |
| Mech. Q factor (Qms) |
6.50 |
| Electr. Q factor (Qes) |
0.20 |
| Total Q factor (Qts) |
0.19 |
| Equivalent volume (Vas) |
225 l |
| DC resistance (Re) |
2 x 6 O/3 O |
| Force factor (BxL) |
12.10 Tm |
| Voice coil induct. (Le) |
2 x 1.1 mH/1.1 mH |
| Voice coil diameter |
Ø 62 mm |
| Voice coil former |
Kapton |
| Linear excursion (XMAX) |
Ø 5.4 mm |
| Eff. cone area (Sd) |
495 cm2 |
| Magnet weight |
1.8 kg |
| Magnet diameter |
Ø 180 mm |
| Mounting cutout |
Ø 272 mm |
| Mounting depth |
117.5 mm |
| Mounting hole diameter |
- |
| Hole spacing X-axis |
- |
| Hole spacing Y-axis |
- |
| Dimensions |
Ø 308 mm x 130 mm |
| Outside diameter |
Ø 308 mm |
| Width |
Ø 308 mm |
| Height |
- |
| Depth |
130 mm |
| Protective class |
- |
| Admiss. ambient temp. |
0-40 °C |
| Weight |
6.32 kg |
| Packing unit |
1 |
| Type of speaker |
12" |