Scanspeak Discovery 18W/8424G00 Midwoofer

18W / 8424G00

18cm 8 Ohm Bass / Midrange. NRSC cone.

Discovery logo

The Scanspeak 18W/8424G00 is a 180mm (7 inch)  bass / midrange unit from the entry level Discovery range. This drive unit features the patented NRSC (Non Resonant Suspension Coupling) woven fibre glass cone which has excellent internal damping and very smooth sound. A good choice for compact to medium 2 way designs - can also be used as a high quality general replacement drive unit.

Excellent performance to price ratio - available in 8Ω and 4Ω impedance.

Key Features:

    • Coated NRSC Fibre Glass Cone
    • High efficiency 89.4dB @ 2.83V
    • Die cast Aluminium Chassis vented below spider
    • Excellent Midrange Clarity
    • Low Damping SBR Rubber Surround

    This woofer is 8 Ohms ; the 4 Ohm version is here : 18W/4424G00

    Basic parameters:

    Resonant frequency (fs) 54 Hz Nominal impedance (Zn) 8 Ω
    Mechanical  Q factor (Qms) 4.04 DC resistance (Re) 5.7 Ω
    Electrical Q factor (Qes) 0.51 RMS power handling 50 W
    Total Q factor (Qts) 0.45 Sensitivity (2.83V/1m) 89.4 dB
    Equivalent volume (Vas) 20.3L Chassis diameter 180 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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