SEAS H1878-08 L19RNX1
8Ω
Woofer
Nominal diameter | 8″ / 190 mm |
Resonance | 32 Hz |
Q factor | 0.38 |
Sensitivity | 85.4 dB |
Linear excursion | ± 7 mm |
Program Power | 330 W |
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- Sensitivity (1W, 1m, infinite baffle) SPL1W 85.4dB
- Frequency response 20 - 3000Hz
Thiele & Small parameters
- Resonance frequency (free air) fS 32Hz
- Mechanical quality factor QMS 5.50
- Electrical quality factor QES 0.41
- Total quality factor QTS 0.38
Large signal parameters
- Maximum linear excursion xmax 7mm
- Maximum excursion before damage xlim 11mm
- Air volume displaced at xmax VD 102cm³
- Power handling P 200W
- Program power Pmax 330W
Voice Coil
- Nominal impedance Z 8Ω
- DC resistance RE 6.2Ω
- Inductance (1kHz) LE 0.66mH
- VC Diameter 39mm
- Winding height HVC 20mm
Magnet
- Flux density B 1.3T
- Force factor Bl 8.8N/A
- Motor constant Bl/√RE 3.53N/√W
- Air gap height HAG 6mm
- Weight 0.9kg
Diaphragm
- Effective diameter 136mm
- Effective area SD 146cm²
- Moving mass MMS 25.4g
- Moving mass (without air load) MMD 24g
Suspensions
- Stiffness KMS 1.04N/mm
- Compliance CMS 960µm/N
- Equivalent volume to the compliance VAS 29L
- Mechanical resistance RMS 0.93N·s/m
Dimensions
- Nominal diameter 8″
- 190mm
- Volume occupied by the driver (estimated) 0.82L
- Net weight 2.0kg
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