Model
CDT Audio QES-820
Rating
DIAM
8"
FS(Hz)
44.1
VAS(l)
7.3
QTS
0.53
PWR(W)
800
SPL(dB)
82.1
IMP(Ohm)
4x1
avb
PROD
Thiele-Small Parameters
Fs(Hz)
44.1
Vas(l)
7.3
Qts
0.532
Qms
6.4
Qes
0.58
Bl(Tm)
13.2
Mms(gr)
103
Cms(mm/N)
0.127
Rms(kg/s)
4.455
Le(mH)
0
Re(Ohm)
3.5
Sd(sq.mm)
20063
Vd(l)
0.221
X-max(mm)
11
X-mech(mm)
0
General Parameters
Diameter (inch)
8
Max Power(W.)
800
RMS Power(W.)
400
Number of Coils
1
Impedance Z-Nom(Ohm)
4
Reference efficiency η0(%)
0
Sensitivity(dB) 1-W
82.1
Sensitivity(dB) 2.8-V
0
Mounting Information
Speaker Displacement (l)
0
Total Diameter (mm)
0
Cutout Diameter (mm)
184
Mounting Depth (mm)
112
Magnet Diameter (mm)
50
Optimum Enclosures
Enclosures
Closed, Vented, BP4, BP6P
