Re
6.915
Ohm
electrical voice coil resistance at DC
Krm
0.00665
Ohm
WRIGHT inductance model
Erm
0.92
WRIGHT inductance model
Kxm
0.0526
Ohm
WRIGHT inductance model
Exm
0.77
WRIGHT inductance model
Cmes
530.455
µF
electrical capacitance representing moving mass
Lces
44.87
mH
electrical inductance representing driver compliance
Res
76.62
Ohm
resistance due to mechanical losses
fs
32.65
Hz
driver resonance frequency
Mms
150.641
g
mechanical mass of driver diaphragm assembly including air load and voice coil
Mmd (Sd)
143.04
g
mechanical mass of voice coil and diaphragm without air load
Rms
3.707
kg/s
mechanical resistance of total-driver losses
Cms
0.158
mm/N
mechanical compliance of driver suspension
Kms
6.33
N/mm
mechanical stiffness of driver suspension
Bl
16.852
Tm
force factor (Bl product)
Qtp
0.7715
total Q-factor considering all losses
Qms
8.33
mechanical Q-factor of driver in free air considering Rms only
Qes
0.7525
electrical Q-factor of driver in free air considering Re only
Qts
0.69
total Q-factor considering Re and Rms only
Vas
28.3924
I
equivalent air volume of suspension
n0
0.126
%
reference efficiency (2 pi-radiation using Re)
Lm
83.205
dB
characteristic sound pressure level (SPL at 1m for 1W @ Re)
Lnom
83.835
dB
nominal sensitivity (SPL at 1m for 1W @ Zn)
Sd
356.33
cm²
diaphragm area