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Number One SPH-100AL Hi-Fi Midrange Speaker 4" 80W.max

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Number One SPH 100AL HiFi Midrange Speaker 4 inch 80W.max
Number One SPH 100AL HiFi Midrange Speaker 4 inch 80W.max
SKU 4007754143843
Product ID: 103810
Stock Level: 0
Price: £49.99

  • Description
  • Delivery
  • Back Orders


High-tech midrange speaker 80W MAX 8Ω. Made in Germany with cone and dust cap completely of aluminium special design for particular reinforcing the extra high cone stability ensures a maximum of fine dynamics. If used as a single midrange speaker and particularly in D'Appolito arrangements this speaker is of absolute high-end quality.

Impedance (Z)
Resonant frequency (fs) 80 Hz
Max. frequency range fx-5000 Hz
Music power 80W MAX /120W MAX (120 Hz)
Power rating (P) 40W RMS
SPL (1W/1m) 87dB
Suspension compl. (Cms) 0.79mm/N
Moving mass (Mms) 4.9g
Mech. Q factor (Qms) 3.05
Electr. Q factor (Qes) 0.67
Total Q factor (Qts) 0.55
Equivalent volume (vas) 3.2 l
DC resistance (Re) 6.2Ω
Force factor (BxL) 4.81Tm
voice coil induct. (Le) 0.3mH
voice coil diameter 25mm
voice coil former aluminium
Linear excursion (X MAX ) ±1.5mm
Eff. cone area (Sd) 55cm
Magnet weight 250g
Weight 0.65kg


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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