PURIFI PTT5.25M08-NAA-05
4Ω
8Ω
Mid-range
| Nominal diameter | 5.25″ / 147 mm |
| Resonance | 41 Hz |
| Q factor | 0.29 |
| Sensitivity | 85 dB |
| Linear excursion | ± 2.9 mm |
| Program Power | 200 W |
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Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 85dB
Thiele & Small parameters
- Resonance frequency (free air) fS 41Hz
- Mechanical quality factor QMS 6.30
- Electrical quality factor QES 0.30
- Total quality factor QTS 0.29
Large signal parameters
- Maximum linear excursion (one way) xmax 2.9mm
- Maximum excursion before damage xlim 7mm
- Air volume displaced at xmax VD 25cm³
- Power handling P 70W
- Program power Pmax 200W
Voice Coil
- Nominal impedance Z 8Ω
- DC resistance RE 6.3Ω
- Inductance (1kHz) LE 0.35mH
- VC Diameter 39mm
- Winding height HVC 9.8mm
- Winding material Copper Clad Aluminum
Magnet
- Force factor Bl 9.5N/A
- Motor constant Bl/√RE 3.78N/√W
- Air gap height HAG 4mm
- Diameter 100mm
Diaphragm
- Effective diameter 104mm
- Effective area SD 84.9cm²
- Moving mass MMS 16.8g
- Moving mass (without air load) MMD 16.2g
- Material Black Anodized Aluminum
Suspensions
- Stiffness KMS 1.09N/mm
- Compliance CMS 920µm/N
- Equivalent volume to the compliance VAS 9.4L
- Mechanical resistance RMS 0.68N·s/m
Dimensions
- Nominal diameter 5.25″
- 147mm
- Overall diameter 147mm
- Baffle cutout diameter 121mm
- Overall depth 79mm
- Flange thickness 4mm
- Mounting depth 75mm
- Volume occupied by the driver 0.3L
- Net weight 1.75kg
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Export this driver to a simulation software:
Closed Box Simulator·
Speakerbench
WinISD
Basta!
Hornresp
QSpeakers
SpeakerSim
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