Dayton Audio CE70PR-4
Full-range
2.5″ / 70 mm
Nominal diameter
109 Hz
Resonance
0.63
Q factor
82 dB
Sensitivity
± 4 mm
Linear excursion
40 W
Program Power
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- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 81.5
- dB
- Frequency response
- 85 - 13000
- Hz
- Resonance frequency (free air)
- fS
- 109
- Hz
- Mechanical quality factor
- QMS
- 3.50
- Electrical quality factor
- QES
- 0.77
- Total quality factor
- QTS
- 0.63
- Maximum linear excursion
- xmax
- 4.0
- mm
- Air volume displaced at xmax
- VD
- 9.8
- cm³
- Power handling
- P
- 20
- W
- Program power
- Pmax
- 40
- W
- Nominal impedance
- Z
- 4
- Ω
- DC resistance
- RE
- 3.1
- Ω
- Inductance (1kHz)
- LE
- 0.31
- mH
- VC Diameter
- 20
- mm
- Force factor
- Bl
- 3.11
- N/A
- Motor constant
- Bl/√RE
- 1.76
- N/√W
- Effective diameter
- 56
- mm
- Effective area
- SD
- 25
- cm²
- Moving mass
- MMS
- 3.5
- g
- Moving mass (without air load)
- MMD
- 3.4
- g
- Stiffness
- KMS
- 1.64
- N/mm
- Compliance
- CMS
- 610
- µm/N
- Equivalent volume to the compliance
- VAS
- 0.523
- L
- Mechanical resistance
- RMS
- 0.68
- N·s/m
- Nominal diameter
- 2.5
- ″
- 70
- mm
- Overall diameter
- 70
- mm
- Baffle cutout diameter
- 64
- mm
- Overall depth
- 41
- mm
- Volume occupied by the driver (estimated)
- 0.1
- L
Thiele & Small parameters
Large signal parameters
Voice Coil
Magnet
Diaphragm
Suspensions
Dimensions
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Export this driver to a simulation software:
WinISD
Basta!
Hornresp
QSpeakers
SpeakerSim
MfbLabs
Speakerbench.jpg.webp)
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