HiFi bass speaker and subwoofer 2 x 150W MAX 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.
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Impedance (Z) |
2 x 8Ω |
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Resonant frequency (fs) |
26Hz |
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Max. frequency range |
f3-3 500 Hz |
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Rec. crossover freq. (fmax.) |
2000 Hz |
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Music power |
2 x 150W MAX |
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Power rating (P) |
2 x 100W RMS |
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SPL (1W/1m) |
91dB |
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Suspension compl. (Cms) |
0.5mm/N |
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Moving mass (Mms) |
55g |
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Mech. resistance (Rms) |
1.9kg/s |
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Mech. Q factor (Qms) |
3.31 |
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Electr. Q factor (Qes) |
0.27 |
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Total Q factor (Qts) |
0.25 |
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Equivalent volume (vas) |
84 l |
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DC resistance (Re) |
2 x 6.8Ω/3.4Ω |
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voice coil induct. (Le) |
2 x 1.1mH/ 1.1mH |
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voice coil diameter |
50mm |
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voice coil former |
Kapton |
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voice coil winding height |
17mm |
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Air gap height |
8mm |
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Linear excursion (X MAX ) |
±4.5mm |
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Eff. cone area (Sd) |
346cm |
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volume displacement (vd) |
155.7cm |
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Force factor (BxL) |
11.1Tm |
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Reference efficiency (No) |
1.1% |
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Magnet diameter |
145mm |
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Magnet weight |
1.2kg |
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Mounting cutout |
232mm |
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Mounting depth |
128mm |
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Dimensions |
258mm |
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Weight |
4.0kg |
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Closed |
25 l |
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Bass-reflex |
50 l |
Shipping Policy
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Our shipping policy is simple, at this time we only deliver to addresses on the UK Mainland between Monday and Friday.
We will deliver goods ordered by you as soon as possible to the address you have give us for delivery.
But in any event within 1-3 days of your order, or 5-10 days for back ordered products.
Shipping Costs:
Only £6.99 for all UK Mainland Orders (not including the Islands or the Highlands of Scotland).
Delivery is always FREE when you spend £200 or more!
Some large weighted orders may require a pallet, you will be contacted with additional shipping costs if this happens.
Standard Pallet Costs from £50.00
Please note:
We do not ship to the Highlands and Islands of Scotland, Isle of Man, Isles of Scilly and the Channel Islands.
These include postcodes IM, IV, HS, KA27-28, KW, PA20-49, PA60-78, PH17-26, PH30-44, PH49-50, TR21-25, ZE.
Back Orders
Only out of stock products that are due back in stock within the next 14 days are available for back order. You may purchase these products with your order, but the delivery of any back ordered product will be as and when our own delivery has arrived, usually within 7-14 days. You will not be charged any additional shipping cost for these items and the rest of your order will be delivered as usual.
Basically we order our weekly stock from Germany before 12 noon on Wednesdays. Back Orders placed on the site before that time will be delivered to you within 7 days, usually on a Tuesday. Place a Back Order after that time, delivery to you would be within 7-14 days and usually on the following Tuesdays.
Ultra Audio & Electronics Store
