SUPRAVOX 215 Signature
8Ω
Full-range
Nominal diameter | 8″ / 215 mm |
Resonance | 50 Hz |
Q factor | 0.80 |
Sensitivity | 98.3 dB |
Linear excursion | ± 4 mm |
Program Power | 70 W |
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- Sensitivity (1W, 1m, infinite baffle) SPL1W 98.3dB
- Frequency response 45 - 10000Hz
Thiele & Small parameters
- Resonance frequency (free air) fS 50Hz
- Mechanical quality factor QMS 8.00
- Electrical quality factor QES 0.90
- Total quality factor QTS 0.80
Large signal parameters
- Maximum linear excursion xmax 4mm
- Air volume displaced at xmax VD 105cm³
- Power handling P 35W
- Program power Pmax 70W
Voice Coil
- Nominal impedance Z 8Ω
- DC resistance RE 6.5Ω
- Inductance (1kHz, estimated) LE 0.57mH
Magnet
- Flux density B 1.2T
- Force factor Bl 5N/A
- Motor constant Bl/√RE 1.96N/√W
- Diameter 120mm
Diaphragm
- Effective diameter 183mm
- Effective area SD 263cm²
- Moving mass MMS 8g
- Moving mass (without air load) MMD 4.9g
Suspensions
- Stiffness KMS 1.25N/mm
- Compliance CMS 800µm/N
- Equivalent volume to the compliance VAS 85L
- Mechanical resistance RMS 0.31N·s/m
- Surround material Paper
Dimensions
- Nominal diameter 8″
- 215mm
- Overall diameter 224mm
- Baffle cutout diameter 212mm
- Overall depth 105mm
- Flange thickness 10mm
- Mounting depth 95mm
- Volume occupied by the driver (estimated) 1L
- Frame material Aluminium
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