Scanspeak Revelator 18W/4531G00 Midwoofer

18W / 4531G00

Revelator 18cm 4 Ohm Bass / Midrange. Sliced undoped cone.

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The Revelator 18W series of drivers continue the enviable trend set by the smaller 15W range. There's a few different versions - they are all excellent.

This drive unit is available in 4 and 8 Ohm impedance.

Popular among high end & esoteric designers - and with very good reason.

Featuring unique sliced / damped cone technology & huge high efficiency ferrite magnets, these no compromise drive units offer superlative sound quality with outstanding midrange resolution and extension.

 Key Features:

    • Patented Symmetrical Drive motor design
    • Die cast Aluminium Chassis vented below spider
    • Low-loss linear suspension
    • Sliced / Damped Cone (Controls Cone Breakups)
    • Low Damping SBR Rubber Surround
    • Undoped pulp cone

    This woofer is 4 Ohms ; the 8 Ohm version is here : 18W/8531G00

    Basic parameters:

    Resonant frequency (fs) 33 Hz Nominal impedance (Zn) 4 Ω
    Mechanical  Q factor (Qms) 5.20 DC resistance (Re) 3.4 Ω
    Electrical Q factor (Qes) 0.38 RMS power handling 70 W
    Total Q factor (Qts) 0.35 Sensitivity (2.83V/1m) 90 dB
    Equivalent volume (Vas) 41.9L Chassis diameter 182.2 mm

    Here's the full datasheet:

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    Priced as singles, including VAT. Sold as pairs only (2 units).




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