Scanspeak Illuminator 12MU/8731T00
4" (10cm) midrange driver
/Pair
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Description
Discover the Illuminator 12MU/8731T00, a high-quality 4" (10cm) midrange driver from Scanspeak. This midrange driver stands out due to its open design, large linear excursion and its SD-3 underhung voice coil system. With a neodymium drive unit and minimized distortion through intelligent copper cap construction, it offers exceptional performance. Added to this is a patented cone which, together with the SD-3 system, guarantees low-loss linear excursion. With its wide frequency range of 100Hz - 10KHz and high efficiency, this midrange driver offers quality that is hard to beat.
Features
- 4" (11cm) midrange speaker from the Illuminator series
- Underhung voice coil with neodymium drive
- Diaphragm and dust cap are made from one piece
- Very wide frequency range (100Hz - 10KHz)
- Patented symmetrical drive (SD-3)
- Low-loss linear suspension
- High efficiency, 87dB @ 2.83V
Data
- Load capacity (nominal/music) = 80/150 W
- Frequency range = 70-6000 Hz
- Resonant frequency fs = 66 Hz
Impedance R = 8 Ohm
- Characteristic sound pressure level SPL = 87.2 dB (2.83V; 1m)
- DC resistance Re = 5.9 Ohm
- Force factor BL = 6.1 N/A
- Voice coil inductance L = 0.13 mH
- Effective diaphragm area Sd = 58 cm2
- Moved mass incl. air load mms = 4.7 g
- Equivalent volume Vas = 5.8 l
- Overall outdoor quality Qts = 0.29 (Qms=3.63, Qes=0.31)
- Diameter of the voice coil = 32 mm
- Linear deflection xlin = +/- 3.4 mm
- Installation diameter d = 101 mm
- Outer diameter d = 120 mm
- Installation depth (not milled) t = 70 mm
Download data sheet
