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Number One SPH-300CTC Hi-Fi Subwoofer 12" 2x 250W.max

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Number One SPH 300CTC HiFi Subwoofer 12 inch 2x 250W.max
Number One SPH 300CTC HiFi Subwoofer 12 inch 2x 250W.max
SKU 4007754033908
Product ID: 101830
Stock Level: 0
Price: £173.99

  • Description
  • Delivery
  • Back Orders

HiFi subwoofer 2 x 250W MAX 2 x 8Ω. High-end speaker with diecast basket dual voice coil and carbon fibre cone powerful bass reproduction from bass-reflex cabinets or an especially dry pulsed sound from very small closed cabinets. Suitable for HiFi home cinema and top car HiFi. Small parameters and sound pressure curves for voice coils in parallel or series connection.

Impedance (Z) 2 x 8Ω
Resonant frequency (fs) 18 Hz
Max. frequency range f3-2 500 Hz
Rec. crossover freq. (fmax.) 1500 Hz
Music power 2 x 250W MAX
Power rating (P) 2 x 150W RMS
SPL (1W/1m) 92dB
Suspension compl. (Cms) 0.75mm/N
Moving mass (Mms) 100g
Mech. resistance (Rms) 1.5kg/s
Mech. Q factor (Qms) 6.50
Electr. Q factor (Qes) 0.20
Total Q factor (Qts) 0.19
Equivalent volume (vas) 225 l
DC resistance (Re) 2 x 6Ω/3Ω
voice coil induct. (Le) 2 x 1.1mH/1.1mH
voice coil diameter 62mm
voice coil former Kapton
voice coil winding height 18.8mm
Air gap height 8mm
Linear excursion (X MAX ) ±5.4mm
Eff. cone area (Sd) 495cm
volume displacement (vd) 267.3cm
Force factor (BxL) 12.1Tm
Reference efficiency (No) 1.3%
Magnet diameter 180mm
Magnet weight 1.8kg
Mounting cutout 272mm
Mounting depth 130mm
Dimensions 308mm
Weight 6.0kg
Closed (with series resistor only)
Bass-reflex > 50 l

Shipping Policy

DPD Courier Service

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).

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.

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