Re
6.44
Ohm
electrical voice coil resistance at DC
Krm
0.0252
Ohm
WRIGHT inductance mode
Erm
0.775
WRIGHT inductance mode
Kxm
0.08525
Ohm
WRIGHT inductance mode
Exm
0.695
WRIGHT inductance mode
Cmes
410.84
µF
electrical capacitance representing moving mass
Lces
38.455
mH
electrical inductance representing driver compliance
Res
103.7
Ohm
resistance due to mechanical losses
fs
40.05
Hz
driver resonance frequency
Mms
218.9735
g
mechanical mass of driver diaphragm assembly including air load and voice coil
Mmd
208.5085
g
mechanical mass of voice coil and diaphragm without air load
Rms
5.1405
kg/s
mechanical resistance of total-driver losses
Cms
0.072
mm/N
mechanical compliance of driver suspension
Kms
13.865
N/mm
mechanical stiffness of driver suspension
Bl
23.0875
Tm
force factor (Bl product)
Lambda
0.0025
suspension creep factor
Qtp
0.7905
total Q-factor considering all losses
Qms
10.7205
mechanical Q-factor of driver in free air considering Rms only
Qes
0.666
electrical Q-factor of driver in free air considering Re only
Qts
0.627
total Q-factor considering Re and Rms only
Vas
19.855
I
equivalent air volume of suspension
n0
0.184
reference efficiency (2 pi-radiation using Re)
Lm
84.85
dB
characteristic sound pressure level (SPL at 1m for 1W @ Re)
Lnom
85.79
dB
nominal sensitivity (SPL at 1m for 1W @ Zn)
rmse Z
3.75
root-mean-square fitting error of driver impedance Z(f)
rmse Hx
2.68
root-mean-square fitting error of transfer function Hx (f)
Sd
441
cm²
diaphragm area