Re
3.7
Ohm
electrical voice coil resistance at DC
Krm
0.0049
Ohm
WRIGHT inductance model
Erm
0.925
WRIGHT inductance model
Kxm
0.0407
Ohm
WRIGHT inductance model
Exm
0.76
WRIGHT inductance model
Cmes
985.195
µF
electrical capacitance representing moving mass
Lces
35.3
mH
electrical inductance representing driver compliance
Res
46.61
Ohm
resistance due to mechanical losses
fs
27
Hz
driver resonance frequency
Mms
197.0215
g
mechanical mass of driver diaphragm assembly including air load and voice coil
Mmd (Sd)
183.1975
g
mechanical mass of voice coil and diaphragm without air load
Rms
4.2925
kg/s
mechanical resistance of total-driver losses
Cms
0.1765
mm/N
mechanical compliance of driver suspension
Kms
5.675
N/mm
mechanical stiffness of driver suspension
Bl
14.1415
Tm
force factor (Bl product)
Qtp
0.6525
total Q-factor considering all losses
Qms
7.789
mechanical Q-factor of driver in free air considering Rms only
Qes
0.619
electrical Q-factor of driver in free air considering Re only
Qts
0.5735
total Q-factor considering Re and Rms only
Vas
70.4137
I
equivalent air volume of suspension
n0
0.215
%
reference efficiency (2 pi-radiation using Re)
Lm
85.53
dB
characteristic sound pressure level (SPL at 1m for 1W @ Re)
Lnom
85.865
dB
nominal sensitivity (SPL at 1m for 1W @ Zn)
Sd
530.93
cm²
diaphragm area