- Nominal diameter
- 8″ / 220 mm
- Resonance
- 36 Hz
- Q factor
- 0.24
- Sensitivity
- 94 dB
- Linear excursion
- ± 3 mm
- Program Power
- 250 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
- Sensitivity (1W, 1m, infinite baffle) SPL1W 94.3dB
- Frequency response 30 - 3000Hz
Thiele & Small parameters
- Resonance frequency (free air) fS 36Hz
- Mechanical quality factor QMS 5.10
- Electrical quality factor QES 0.25
- Total quality factor QTS 0.24
Large signal parameters
- Maximum linear excursion xmax 3mm
- Maximum excursion before damage xlim 11mm
- Air volume displaced at xmax VD 64cm³
- Power handling P 100W
- Program power Pmax 250W
Voice Coil
- Nominal impedance Z 8Ω
- DC resistance RE 6.0Ω
- Inductance (1kHz) LE 0.43mH
- VC Diameter 39mm
- Winding height HVC 12mm
Magnet
- Flux density B 1.25T
- Force factor Bl 9.2N/A
- Motor constant Bl/√RE 3.76N/√W
- Air gap height HAG 6mm
- Weight 0.8kg
Diaphragm
- Effective diameter 164mm
- Effective area SD 212cm²
- Moving mass MMS 13.9g
- Moving mass (without air load) MMD 11.5g
Suspensions
- Stiffness KMS 0.833N/mm
- Compliance CMS 1200µm/N
- Equivalent volume to the compliance VAS 78L
- Mechanical resistance RMS 0.7N·s/m
Dimensions
- Nominal diameter 8″
- 220mm
- Volume occupied by the driver (estimated) 1L
- Net weight 2.5kg
Similar woofers to SEAS X2-08 EXOTIC W8
Lowther EX38 Ω |
---|
8″ Full-range |
fS | 45 Hz |
SD | 210 cm² |
30 - 22000 Hz |
QTS | 0.25 |
xmax | 1.0 mm |
SPL1W | 97 dB |
Bl/√RE | 3.67 |
Pmax | 200 W |
Lowther EX48 Ω |
---|
8″ Full-range |
fS | 45 Hz |
SD | 210 cm² |
30 - 22500 Hz |
QTS | 0.23 |
xmax | 1.0 mm |
SPL1W | 97 dB |
Bl/√RE | 3.76 |
Pmax | 200 W |
Tang Band W8-17728 Ω |
---|
8″ Full-range |
fS | 42 Hz |
SD | 220 cm² |
42 - 20000 Hz |
QTS | 0.27 |
xmax | 3.0 mm |
SPL1W | 97 dB |
Bl/√RE | 2.73 |
Pmax | 60 W |