HiFi-Woofer With Twi by Number One

SSP £59.99


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Item Information

HiFi bass speaker and subwoofer, 2 x 150WMAX, 2 x 8Ω Stabilised polypropylene cone, dual voice coil, perfect parameters for a deep bass reproduction in small bass-reflex cabinets and band-pass cabinets, suitable for any bass application in HiFi, home cinema and car HiFi systems and for 3-way combinations.Klang+Ton 01/2007In the cheap trick 228 of Klang+Ton "An excellent subwoofer for general applications which provides a perfectly sufficient low frequency response at a very favourable price."
Packed Quantity
1 per pack
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Delivery Information

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If an item is faulty or damaged on delivery and we are notified within 24 hours we will arrange for a replacement or a refund of the item - it needs to be within this time period for us to make claims with our couriers.

If you have simply changed your mind or no longer require the item(s), you must notify us within 7 days from receiving your order. The item(s) must be in their original unused and unopened packaging and be in a resalable condition for a full refund. You will need to pay for the cost of returning the item(s) and the item(s) remain your responsibility until we receive them.

Please view our Returns & Refunds page for full details.

Full Details

Impedance (Z) 2 x 8Ω
Resonant frequency (fs)26Hz
Max. frequency range f3-3,500Hz
Rec. crossover freq. (fmax.)2,000Hz
Music power 2 x 150WMAX
Power rating (P) 2 x 100WRMS
SPL (1W/1m)91dB
Suspension compl. (Cms)0.5mm/N
Moving mass (Mms)55g
Mech. resistance (Rms)1.9kg/s
Mech. Q factor (Qms)3.31
Electr. Q factor (Qes)0.27
Total Q factor (Qts)0.25
Equivalent volume (Vas)84 l
DC resistance (Re)2 x 6.8Ω/3.4Ω
Voice coil induct. (Le)2 x 1.1mH/ 1.1mH
Voice coil diameter50mm
Voice coil formerKapton
Voice coil winding height17mm
Air gap height8mm
Linear excursion (XMAX)±4.5mm
Eff. cone area (Sd)346cm2
Volume displacement (Vd)155.7cm3
Force factor (BxL)11.1Tm
Reference efficiency (No)1.1%
Magnet diameter145mm
Magnet weight 42.7oz.
Mounting cutout Ø 232mm
Mounting depth 128mm
DimensionsØ 258mm
Weight 4.0kg
Rec. net cabinet volume 
  Closed25 l
  Bass-reflex50 l