HiFi-Woofer by Number One


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Item Information

High-Tech SpeakersHighest power capability in subwoofer applications, also outstanding in midrange applications due to the Kevlar cones used. A highlight, both from the optical and technical point of view.Top HiFi bass speaker, 200WMAX, 8Ω Finely textured Kevlar fibre cone, aluminium diecast basket, drive of very long excursion. A very deep bass reproduction in bass-reflex cabinets as well as of max. clear pulsed reproduction and yet a deep bass reproduction in closed cabinets. Suitable for any HiFi and high-end application.HiFi-Selbstbau, Online magazine 2008 "Anyone looking for a long-term reliable bass speaker which is capable of a powerful subwoofer reproduction with a low THD and a good workmanship will really enjoy this speaker. Guaranteed!"
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1 per pack
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Delivery Information

For UK orders we offer a Free Delivery, Standard or Next Working Day delivery service.

We have separate delivery charges for Europe, North America, Japan and the Rest of the World based on the size, weight and destination of your order.

Please view our About Delivery page for full details.

Returns & Refunds

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)
Resonant frequency (fs)22Hz
Max. frequency range f3-2,200Hz
Music power 200WMAX
Power rating (P) 120WRMS
SPL (1W/1m) 90dB
Suspension compl. (Cms)0.81mm/N
Moving mass (Mms)65g
Mech. Q factor (Qms)4.15
Electr. Q factor (Qes)0.36
Total Q factor (Qts)0.33
Equivalent volume (Vas)250 l
DC resistance (Re)6.2Ω
Force factor (BxL)12.5Tm
Voice coil induct. (Le)1.5mH
Voice coil diameter65.5mm
Voice coil formerglass fibre
Linear excursion (XMAX)±6.5mm
Eff. cone area (Sd)496cm2
Magnet weight 42.7+2.8oz.
Weight 5.4kg