Re
3.71
Ohm
electrical voice coil resistance at DC
Krm
0.0039
Ohm
WRIGHT inductance model
Erm
0.89
WRIGHT inductance model
Kxm
0.02515
Ohm
WRIGHT inductance model
Exm
0.755
WRIGHT inductance model
Cmes
681.555
µF
electrical capacitance representing moving mass
Lces
18.245
mH
electrical inductance representing driver compliance
Res
50.635
Ohm
resistance due to mechanical losses
fs
45.15
Hz
driver resonance frequency
Mms
110.505
g
mechanical mass of driver diaphragm assembly including air load and voice coil
Mmd (Sd)
103.427
g
mechanical mass of voice coil and diaphragm without air load
Rms
3.211
kg/s
mechanical resistance of total-driver losses
Cms
0.1125
mm/N
mechanical compliance of driver suspension
Kms
8.895
N/mm
mechanical stiffness of driver suspension
Bl
12.736
Tm
force factor (Bl product)
Qtp
0.7665
total Q-factor considering all losses
Qms
9.775
mechanical Q-factor of driver in free air considering Rms only
Qes
0.717
electrical Q-factor of driver in free air considering Re only
Qts
0.668
total Q-factor considering Re and Rms only
Vas
18.37265
I
equivalent air volume of suspension
n0
0.227
%
reference efficiency (2 pi-radiation using Re)
Lm
85.755
dB
characteristic sound pressure level (SPL at 1m for 1W @ Re)
Lnom
86.085
dB
nominal sensitivity (SPL at 1m for 1W @ Zn)
Sd
339.79
cm²
diaphragm area