| Nominal diameter | 10″ / 260 mm |
| Resonance | 65 Hz |
| Q factor | 0.33 |
| Sensitivity | 94.1 dB |
| Linear excursion | ± 7.6 mm |
| Program Power | 1000 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 94.1dB
- Frequency response 55 - 4500Hz
Thiele & Small parameters
- Resonance frequency (free air) fS 65Hz
- Mechanical quality factor QMS 11.20
- Electrical quality factor QES 0.34
- Total quality factor QTS 0.33
Large signal parameters
- Maximum linear excursion xmax 7.6mm
- Air volume displaced at xmax VD 263cm³
- Power handling P 500W
- Program power Pmax 1000W
Voice Coil
- Nominal impedance Z 8Ω
- DC resistance RE 5.0Ω
- Inductance (1kHz) LE 0.45mH
- VC Diameter 64mm
- Winding height HVC 19.7mm
Magnet
- Force factor Bl 17.4N/A
- Motor constant Bl/√RE 7.78N/√W
- Air gap height HAG 9mm
- Material Neodymium
Diaphragm
- Effective diameter 210mm
- Effective area SD 346cm²
- Moving mass MMS 49g
- Moving mass (without air load) MMD 44.3g
Suspensions
- Stiffness KMS 8.4N/mm
- Compliance CMS 119µm/N
- Equivalent volume to the compliance VAS 21L
- Mechanical resistance RMS 1.79N·s/m
Dimensions
- Nominal diameter 10″
- 260mm
- Overall diameter 260mm
- Baffle cutout diameter 233mm
- Overall depth 157mm
- Flange thickness 9mm
- Mounting depth 148mm
- Volume occupied by the driver (estimated) 1.6L
- Net weight 3.1kg
Similar subwoofers to Eighteen Sound 10NTLW2500 8Ω
Oberton 10MB5008 Ω |
|---|
| 10″ Mid Bass |
| fS | 65.9 Hz |
| SD | 317 cm² |
| 65 - 3000 Hz |
| QTS | 0.31 |
| xmax | 8.3 mm |
| SPL1W | 94.9 dB |
| Bl/√RE | 7.04 |
| Pmax | 1000 W |
B&C Speaker 10FL648 Ω |
|---|
| 10″ Woofer |
| fS | 63 Hz |
| SD | 320 cm² |
| 65 - 2500 Hz |
| QTS | 0.32 |
| xmax | 5 mm |
| SPL1W | 94.1 dB |
| Bl/√RE | 6.76 |
| Pmax | 500 W |
B&C Speaker 8MBX518 Ω |
|---|
| 8″ Woofer |
| fS | 60 Hz |
| SD | 220 cm² |
| 60 - 4000 Hz |
| QTS | 0.29 |
| xmax | 6 mm |
| SPL1W | 94.2 dB |
| Bl/√RE | 5.15 |
| Pmax | 400 W |