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DRIVE UNITS BY MANUFACTURER:
This Illuminator 18cm 8 Ohm midwoofer is a highly advanced unit featuring some very forward thinking technology. The unique alloy chassis is open and has been optimised for maximum airflow with minimum reflection / sound disturbance; the underhung Neodymium magnet is outrigged from the chassis and the spider is completely open on both sides - these advancements give excellent sound characteristics with no compression. All of the Illuminator midwoofers have a prodigious, deep bass response.
Featuring a unique patented long fibre cone, copper capped pole piece & huge linear excursion, this audiophile drive unit is at the very pinnacle of sound quality and design.
Available in 4 and 8 Ohm impedance.
This woofer is 8 Ohms ; the 4 Ohm version is here : 18WU/4741T00
|Resonant frequency (fs)||31 Hz||Nominal impedance (Zn)||8 Ω|
|Mechanical Q factor (Qms)||3.51||DC resistance (Re)||5.9 Ω|
|Electrical Q factor (Qes)||0.37||RMS power handling||80 W|
|Total Q factor (Qts)||0.33||Sensitivity (2.83V/1m)||85.4 dB|
|Equivalent volume (Vas)||48.6L||Chassis diameter||184 mm|
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