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Number One SPH-315 Hi-Fi Woofer Speaker 12" 200W.max

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Number One SPH 315 HiFi Woofer Speaker 12 inch 200W.max
Number One SPH 315 HiFi Woofer Speaker 12 inch 200W.max
SKU 4007754025446
Product ID: 100910
Stock Level: 28
In Stock In German Stock
In Stock Delivered Direct from Germany: 10-12 Working Days
Price: £98.99
Quantity:
  • Description



High-Quality HiFi Speakers with polypropylene cone and very strong ventilated magnetic systems. An approved technique for versatile applications. HiFi bass speaker 200W MAX 8Ω. An all-round speaker of high power capability with 8-hole screw connection and long-term stable rubber surround ferrofluid-cooled a powerful bass reproduction from bass-reflex cabinets of medium size.

Impedance (Z)
Resonant frequency (fs) 22Hz
Max. frequency range f3-2000 Hz
Rec. crossover freq. (fmax.) 1 500 Hz
Music power 200W MAX
Power rating (P) 100W RMS
SPL (1W/1m) 92dB
Suspension compl. (Cms) 0.95mm/N
Moving mass (Mms) 55g
Mech. resistance (Rms) 3.2kg/s
Mech. Q factor (Qms) 2.40
Electr. Q factor (Qes) 0.26
Total Q factor (Qts) 0.24
Equivalent volume (vas) 330 l
DC resistance (Re) 6.1Ω
voice coil induct. (Le) 1.5mH
voice coil diameter 50mm
voice coil former aluminium
voice coil winding height 17mm
Air gap height 8mm
Linear excursion (X MAX ) ±4.5mm
Eff. cone area (Sd) 510cm
volume displacement (vd) 229.5cm
Force factor (BxL) 13.4Tm
Reference efficiency (No) 1.3%
Magnet diameter 156mm
Magnet weight 1.4kg
Mounting cutout 278mm
Mounting depth 136mm
Dimensions 305mm
Weight 4.2kg
Closed 45 l
Bass-reflex 85 l

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