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Žemų dažnių garsiakalbis Helix K 12W, 600W, 30cm Helix

Original price was: € 219,00.Current price is: € 87,60.

Extremely stiff, hand-scooped paper cone
Double ventilated voice coil for minimum compression effects and high power handling
Long-excursion rubber surround for highest mechanical rating
Very long linear excursion
2 x 2 Ohms dual voice coil for flexible system configuration
Solid push terminals
Powerful magnet system for compact vented enclosures
Rugged magnet cover with HELIX lettering for perfect magnet protection
Grille and gasket included in delivery

Power RMS / max.	P	300 / 600 Watt
Impedance	Z	2 x 2 Ω
DC resistance	Re	2 x 1.6 Ω
Resonance frequency	Fs	32 Hz
Mechanical Q factor	Qms	3.70
Electrical Q factor	Qes	0.46
Total Q factor	Qts	0.41
Compliance	Cms	179 μm/N
Equivalent air volume	Vas	66 L
Force factor	BI*	13.7 Tm
Efficiency 1 W / 1 m	SPL	90.0 dB
Cone area	Sd	515 cm²
Moving mass	Mms	134 g
Cone material		Hand-scooped paper cone
Mechanical resistance	Rms	7.33 kg/s
Voice coil diameter	ø	50.8 mm
Voice coil winding height		24 mm
Max. linear excursion	Xmax	+/- 8.0 mm
Outer diameter	ø	316 mm / 12.44″
Installation diameter	ø	286 mm / 11.26
Installation depth		144 mm / 5.67″

Recommended enclosure volumes
Sealed box
Net volume		18 L
Lower limiting frequency (-3dB)		49 Hz

Vented box
Net volume		30 L
Port diameter	ø	100 mm / 3.94″
Port area		78 cm²
Port length		28 cm / 9.84″
Port tuning frequency	Fb	39 Hz
Lower limiting frequency (-3dB)		39 Hz