| Nominal diameter | 15″ / 395 mm |
| Resonance | 38.1 Hz |
| Q factor | 0.48 |
| Sensitivity | 88.2 dB |
| Program Power | 6000 W |
Driver
Port
Combined
Frequency response
Hz
Impedance
Ω
Impedance Phase
°
Excursion
mm
Velocity
m/s
SPL
dB
Acoustical Phase
°
Group Delay
ms
Transient response
ms
Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 88.2dB
- Frequency response 20 - 250Hz
Thiele & Small parameters
- Resonance frequency (free air) fS 38.1Hz
- Mechanical quality factor QMS 6.26
- Electrical quality factor QES 0.51
- Total quality factor QTS 0.48
Large signal parameters
- Power handling P 4000W
- Program power Pmax 6000W
Voice Coil
- Nominal impedance Z 2 x 4Ω
- DC resistance (in series) RE 6.8Ω
- Inductance (1kHz, in series) LE 8.31mH
- VC Diameter 101.6mm
- Winding material Copper Clad Aluminium
- Former material Black Aluminum
Magnet
- Force factor (in series) Bl 38.7N/A
- Motor constant Bl/√RE 14.8N/√W
- Diameter 253mm
- Weight 14.17kg
- Material Ferrite
Diaphragm
- Effective diameter 310mm
- Effective area SD 755cm²
- Moving mass MMS 460g
- Moving mass (without air load) MMD 444g
- Material Non-Pressed Paper
Suspensions
- Stiffness KMS 38.5N/mm
- Compliance CMS 26µm/N
- Equivalent volume to the compliance VAS 46.2L
- Mechanical resistance RMS 17.6N·s/m
- Surround material Foam
Dimensions
- Nominal diameter 15″
- 395mm
- Overall diameter 395mm
- Baffle cutout diameter 358mm
- Overall depth 338mm
- Flange thickness 54mm
- Mounting depth 284mm
- Volume occupied by the driver 9.1L
- Frame material Aluminium
Similar subwoofers to DS18 HOOL-X15.4DSPL
DS18 HOOL-X15.2DSPL2 x 2 Ω |
|---|
| 15″ Subwoofer |
| fS | 36.5 Hz |
| SD | 755 cm² |
| 20 - 250 Hz |
| QTS | 0.44 |
| |
| SPL1W | 87.9 dB |
| Bl/√RE | 14.5 |
| Pmax | 6000 W |
DS18 HOOL-X15.2DHE2 x 2 Ω |
|---|
| 15″ Subwoofer |
| fS | 26 Hz |
| SD | 755 cm² |
| 16 - 500 Hz |
| QTS | 0.40 |
| |
| SPL1W | 89.2 dB |
| Bl/√RE | 12.5 |
| Pmax | 6000 W |
Ground Zero GZHW 30-D12 x 1 Ω |
|---|
| 12″ Subwoofer |
| fS | 39.1 Hz |
| SD | 571 cm² |
|
| QTS | 0.56 |
| xmax | 22.5 mm |
| SPL1W | 86.7 dB |
| Bl/√RE | 13.3 |
| Pmax | 3000 W |