Model
Helix E200
Rating
DIAM
8"
FS(Hz)
52.1
VAS(l)
12.9
QTS
0.79
PWR(W)
220
SPL(dB)
84.9
IMP(Ohm)
4x2
avb
NOPROD
Thiele-Small Parameters
Fs(Hz)
52.1
Vas(l)
12.9
Qts
0.79
Qms
6.2
Qes
0.91
Bl(Tm)
5.7
Mms(gr)
46
Cms(mm/N)
0.2
Rms(kg/s)
2.43
Le(mH)
0
Re(Ohm)
2
Sd(sq.mm)
21326
Vd(l)
0.117
X-max(mm)
6
X-mech(mm)
0
General Parameters
Diameter (inch)
8
Max Power(W.)
220
RMS Power(W.)
110
Number of Coils
2
Impedance Z-Nom(Ohm)
4
Reference efficiency η0(%)
0.19
Sensitivity(dB) 1-W
84.9
Sensitivity(dB) 2.8-V
88.3
Mounting Information
Speaker Displacement (l)
0
Total Diameter (mm)
211
Cutout Diameter (mm)
186
Mounting Depth (mm)
57
Magnet Diameter (mm)
0
Optimum Enclosures
Enclosures
Closed, Vented, BP4, BP6
