PURIFI PTT6.5W08-NFA-06
4Ω
8Ω
Woofer
| Nominal diameter | 6.5″ / 176 mm |
| Resonance | 38 Hz |
| Q factor | 0.33 |
| Sensitivity | 87.2 dB |
| Linear excursion | ± 5.9 mm |
| Program Power | 250 W |
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Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 87.2dB
Thiele & Small parameters
- Resonance frequency (free air) fS 38Hz
- Mechanical quality factor QMS 5.40
- Electrical quality factor QES 0.36
- Total quality factor QTS 0.33
Large signal parameters
- Maximum linear excursion (one way) xmax 5.9mm
- Maximum excursion before damage xlim 14.5mm
- Air volume displaced at xmax VD 78cm³
- Power handling P 80W
- Program power Pmax 250W
Voice Coil
- Nominal impedance Z 8Ω
- DC resistance RE 6.9Ω
- Inductance (1kHz) LE 0.48mH
- VC Diameter 39mm
- Winding height HVC 15.8mm
- Winding material Copper Clad Aluminum
Magnet
- Force factor Bl 9.5N/A
- Motor constant Bl/√RE 3.62N/√W
- Air gap height HAG 4mm
- Diameter 100mm
Diaphragm
- Effective diameter 130mm
- Effective area SD 133cm²
- Moving mass MMS 19.2g
- Moving mass (without air load) MMD 18g
- Material Proprietary Fiber Mix
Suspensions
- Stiffness KMS 1.11N/mm
- Compliance CMS 900µm/N
- Equivalent volume to the compliance VAS 22.5L
- Mechanical resistance RMS 0.86N·s/m
Dimensions
- Nominal diameter 6.5″
- 176mm
- Overall diameter 176mm
- Baffle cutout diameter 148mm
- Overall depth 89mm
- Flange thickness 4mm
- Mounting depth 85mm
- Volume occupied by the driver 0.31L
- Net weight 1.75kg
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Export this driver to a simulation software:
Closed Box Simulator·
Speakerbench
WinISD
Basta!
Hornresp
QSpeakers
SpeakerSim
MfbLabs
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