Model
Helix W-12 COMPETITION
Rating
DIAM
12"
FS(Hz)
21.4
VAS(l)
118.6
QTS
0.3
PWR(W)
700
SPL(dB)
87.3
IMP(Ohm)
4x1
avb
NOPROD
Thiele-Small Parameters
Fs(Hz)
21.4
Vas(l)
118.6
Qts
0.3
Qms
3.6
Qes
0.33
Bl(Tm)
15.1
Mms(gr)
175
Cms(mm/N)
0.31
Rms(kg/s)
6.6
Le(mH)
0
Re(Ohm)
3.2
Sd(sq.mm)
51938
Vd(l)
0.571
X-max(mm)
11
X-mech(mm)
0
General Parameters
Diameter (inch)
12
Max Power(W.)
700
RMS Power(W.)
350
Number of Coils
1
Impedance Z-Nom(Ohm)
4
Reference efficiency η0(%)
0.34
Sensitivity(dB) 1-W
87.3
Sensitivity(dB) 2.8-V
91.3
Mounting Information
Speaker Displacement (l)
0
Total Diameter (mm)
320
Cutout Diameter (mm)
286
Mounting Depth (mm)
139
Magnet Diameter (mm)
0
Optimum Enclosures
Enclosures
Closed, Vented, BP4, BP6
