Helix K 10W

Samostatný subwoofer Helix, 25 cm, 300 W RMS

Power RMS / max.
 P
300 / 600 Watts

Impedance 
Z
2 x 2 Ω

DC resistance 
Re
2 x 1.6 Ω

Resonance frequency 
Fs
36 Hz

Mechanical Q factor 
Qms
4.50

Electrical Q factor 
Qes
0.43

Total Q factor
Qts
0.39

Compliance
Cms
218 μm/N

Equivalent air volume
Vas
34 L

Force factor 
B*I
12.3 Tm

Efficiency 1 W / 1 m
SPL
88.0 dB

Cone area 
Sd
333 cm²

Moving mass 
Mms
91 g

Cone material
 
Hand-scooped paper cone

Mechanical resistance 
Rms
4.56 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
262 mm / 10.31"

Installation diameter
ø
232 mm / 9.13"

Installation depth
 
126 mm / 4.96"

   

Recommended enclosure volumes  

Sealed box  

Net volume
 
12 L

Lower limiting frequency (-3dB)
 
53 Hz

   

Vented box  

Net volume
 
19 L

Port diameter
ø
70 mm / 2.76"

Port area
 
38 cm²

Port length
 
22 cm / 8.66"

Port tuning frequency
Fb
43 Hz

Lower limiting frequency (-3dB)
 
43 Hz