HELIX PURE P 3M
Mid-range
3″ / 75 mm
Nominal diameter
130 Hz
Resonance
0.45
Q factor
85 dB
Sensitivity
± 2 mm
Linear excursion
150 W
Program Power
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- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 85.2
- dB
- Frequency response
- 400 - 5000
- Hz
- Resonance frequency (free air)
- fS
- 130
- Hz
- Mechanical quality factor
- QMS
- 4.72
- Electrical quality factor
- QES
- 0.50
- Total quality factor
- QTS
- 0.45
- Maximum linear excursion
- xmax
- 2.0
- mm
- Air volume displaced at xmax
- VD
- 6.0
- cm³
- Power handling
- P
- 75
- W
- Program power
- Pmax
- 150
- W
- Nominal impedance
- Z
- 4
- Ω
- DC resistance
- RE
- 3.3
- Ω
- Inductance (1kHz, estimated)
- LE
- 0.1
- mH
- VC Diameter
- 25
- mm
- Winding height
- HVC
- 8
- mm
- Force factor
- Bl
- 4.4
- N/A
- Motor constant
- Bl/√RE
- 2.42
- N/√W
- Effective diameter
- 62
- mm
- Effective area
- SD
- 30
- cm²
- Moving mass
- MMS
- 3.7
- g
- Moving mass (without air load)
- MMD
- 3.6
- g
- Stiffness
- KMS
- 2.41
- N/mm
- Compliance
- CMS
- 415
- µm/N
- Equivalent volume to the compliance
- VAS
- 0.54
- L
- Mechanical resistance
- RMS
- 0.63
- N·s/m
- Nominal diameter
- 3
- ″
- 75
- mm
- Overall diameter
- 90
- mm
- Baffle cutout diameter
- 73
- mm
- Mounting depth
- 37
- mm
- Volume occupied by the driver (estimated)
- 0.1
- L
Thiele & Small parameters
Large signal parameters
Voice Coil
Magnet
Diaphragm
Suspensions
Dimensions
Export this driver to a simulation software:
Closed Box Simulator·
WinISD
Basta!
Hornresp
QSpeakers
SpeakerSim
MfbLabs
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