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Nobelium12 is a 12" subwoofer in the Ultimate series. It has a solid die-cast basket in the same Color as the rest of the series. Powerful cone of aluminium with superb sound qualities. Dual spiders and dual magnet system. Dual 4 ohm voice coils. Rubber magnet cover. T-yoke with vent holes for maximum cooling of the voice coil. The grille has the same colour as the rest of the series.
Specifications
Weight 12,2 kg (28 lb)
Impedance 4 ohm x 2
Woofer size 12" (30 cm)
Power handling capacity 600 W RMS
Max power handling capacity 1000 W
Peak power 1200 W
Frequency range 20-2500 Hz
Sensitivity 88,2 dB (1W/1m)(using dual voice coils)
Magnet size 220 mm (8,7"), 180 oz / 5,1 kg
Outer diameter of woofer 312 mm (12,28")
Mounting depth 140 mm ( 5,51")
Mounting hole 282 mm (11,1")
X-max +- 14 mm (0,55")
T/S parameters
single V/C
Fs 32,2 Hz Re 3,5 Ohm Qms 2,78
Vas 41,25 liter Vas 1,45 Cuft Qes 0,58
Qts 0,48 Sd 491 cm� BL 15,72
T/S-Parameters
(in parallel)
Fs 33,8 Hz Re 1,9 Ohm Qms 3,53
Vas 62,3 liter Vas 2,2 Cuft Qes 0,59
Qts 0,5 Sd 491 cm� BL 9,12
T/S Parameters (in series)
Fs 34,6 Hz Re 7 Ohm Qms 3,48
Vas 66,1 liter Vas 2,33 Cuft Qes 0,37
Qts 0,34 Sd 491 cm� BL 21
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