Scanspeak Illuminator 18WU/8741T00
6.5" (16.5cm) bass-midrange driver
/Pair
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Description
The Illuminator 18WU/8741T00 is a 6.5" (16.5cm) bass-midrange driver from Scanspeak. This bass-midrange driver is characterized by an extraordinary construction - especially by the open design and the very large linear excursion. The special feature is the patented SD-3 underhung voice coil system with neodymium drive and the copper caps which ensure very low distortion. Furthermore, the patented cone is known for its low-loss linear excursion. In short, this model represents the pinnacle of quality and innovation in the world of audio technology.
Features
- 6.5" (17cm) bass-midrange driver
- Underhung voice coil with neodymium drive
- Patented sandwich
Paper membrane
-
/cone
- Low-loss linear suspension
- Patented symmetrical drive (SD-3)
- Exceptionally large linear deflection
Data
- Load capacity (nominal/music) = 80/150 W
- Frequency range = 28-3500 Hz
- Resonant frequency fs = 31 Hz
Impedance R = 8 Ohm
- Characteristic sound pressure level SPL = 85.4 dB (2.83V; 1m)
- DC resistance Re = 5.9 Ohm
- Force factor BL = 7.5 N/A
- Voice coil inductance L = 0.41 mH
- Effective diaphragm area Sd = 154 cm2
- Moving mass incl. air load mms = 18 g
- Equivalent volume Vas = 48.6 l
- Overall outdoor quality Qts = 0.33 (Qms=3.51, Qes=0.37)
- Diameter of the voice coil = 42 mm
- Linear deflection xlin = +/- 9 mm
- Installation diameter d = 158 mm
- Outer diameter d = 184 mm
- Installation depth (not milled) t = 105 mm
Download data sheet
