Perfect Car Hi-fi Subwoofers for Free Air Applications
Coated paper cone with reinforced rings and long excursion surround of special design. Magnetic systems with a high drive power and far protruding lower pole plate ensure an exceptionally high excursion accordingly.
Car hi-fi bass speaker, 150 WMAX, 75 WRMS, 4 Ohm
- 20 cm (8") bass speaker
- Coated cone as a bass addition for free air applications in compact vehicles
- Protruding lower pole plate for a long excursion
| Impedance (Z) |
4 Ohm |
| Transmission method |
- |
| Frequency range |
f3-4,000 Hz |
| Resonant frequency (fs) |
37 Hz |
| Rec. crossov. frequ. (fmax.) (12 dB/oct.) |
2,500 Hz |
| Power rating (RMS) |
75 W |
| Peak music power output (MAX) |
150 W |
| Sensitivity |
91 dB/W/m |
| Max. rated SPL |
- |
| Max. voltage |
- |
| Radiation angle, horizontal |
- |
| Radiation angle, vertical |
- |
| Suspension compl. (Cms) |
0.95 mm/N |
| Moving mass (Mms) |
19 g |
| Mech. Q factor (Qms) |
3.64 |
| Electr. Q factor (Qes) |
0.58 |
| Total Q factor (Qts) |
0.5 |
| Equivalent volume (Vas) |
61 l |
| DC resistance (Re) |
3.8 O |
| Force factor (BxL) |
5.51 Tm |
| Voice coil induct. (Le) |
0.3 mH |
| Voice coil diameter |
25 mm |
| Voice coil former |
aluminium |
| Linear excursion (XMAX) |
± 4 mm |
| Eff. cone area (Sd) |
214 cm2 |
| Magnet weight |
570 g |
| Magnet diameter |
Ø 100 mm |
| Mounting cutout |
Ø 182 mm |
| Mounting depth |
90 mm |
| Mounting hole diameter |
- |
| Hole spacing X-axis |
- |
| Hole spacing Y-axis |
- |
| Dimensions |
Ø 202 mm x 86 mm |
| Outside diameter |
Ø 202 mm |
| Width |
Ø 202 mm |
| Height |
- |
| Depth |
86 mm |
| Protective class |
- |
| Admiss. ambient temp. |
0-40 °C |
| Weight |
1.29 kg |
| Packing unit |
1 |
| Type of speaker |
8" |