Scan-Speak Illuminator 12MU/4731T00
Mid-range
4.5″ / 120 mm
Nominal diameter
64 Hz
Resonance
0.24
Q factor
89 dB
Sensitivity
± 3.5 mm
Linear excursion
150 W
Program Power
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- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 89.0
- dB
- Frequency response
- 100 - 10000
- Hz
- Resonance frequency (free air)
- fS
- 64.0
- Hz
- Mechanical quality factor
- QMS
- 3.64
- Electrical quality factor
- QES
- 0.26
- Total quality factor
- QTS
- 0.24
- Maximum linear excursion
- xmax
- 3.5
- mm
- Maximum excursion before damage
- xlim
- 10.0
- mm
- Air volume displaced at xmax
- VD
- 20
- cm³
- Power handling
- P
- 80
- W
- Program power
- Pmax
- 150
- W
- Nominal impedance
- Z
- 4
- Ω
- DC resistance
- RE
- 3.1
- Ω
- Inductance (1kHz, estimated)
- LE
- 0.12
- mH
- VC Diameter
- 32
- mm
- Winding height
- HVC
- 6
- mm
- Force factor
- Bl
- 5.1
- N/A
- Motor constant
- Bl/√RE
- 2.9
- N/√W
- Air gap height
- HAG
- 13
- mm
- Material
- Neodymium
- Effective diameter
- 86
- mm
- Effective area
- SD
- 58
- cm²
- Moving mass
- MMS
- 5.4
- g
- Moving mass (without air load)
- MMD
- 5.1
- g
- Stiffness
- KMS
- 0.87
- N/mm
- Compliance
- CMS
- 1150
- µm/N
- Equivalent volume to the compliance
- VAS
- 5.4
- L
- Mechanical resistance
- RMS
- 0.6
- N·s/m
- Nominal diameter
- 4.5
- ″
- 120
- mm
- Volume occupied by the driver
- 0.14
- L
- Net weight
- 0.8
- kg
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
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