Re
3.595
Ohm
electrical voice coil resistance at DC
Krm
0.0133
Ohm
WRIGHT inductance model
Erm
0.855
WRIGHT inductance model
Kxm
0.0943
Ohm
WRIGHT inductance model
Exm
0.67
WRIGHT inductance model
Cmes
578.515
µF
electrical capacitance representing moving mass
Lces
25.315
mH
electrical inductance representing driver compliance
Res
48.13
Ohm
resistance due to mechanical losses
fs
41.6
Hz
driver resonance frequency
Mms
387.1865
g
mechanical mass of driver diaphragm assembly including air load and voice coil
Mmd
371.172
g
mechanical mass of voice coil and diaphragm without air load
Rms
13.9135
kg/s
mechanical resistance of total-driver losses
Cms
0.0375
mm/N
mechanical compliance of driver suspension
Kms
26.44
N/mm
mechanical stiffness of driver suspension
Bl
25.871
Tm
force factor (Bl product)
Qtp
0.7005
total Q-factor considering all losses
Qms
7.275
mechanical Q-factor of driver in free air considering Rms only
Qes
0.5435
electrical Q-factor of driver in free air considering Re only
Qts
0.506
total Q-factor considering Re and Rms only
Vas
18.3618
I
equivalent air volume of suspension
n0
0.2335
reference efficiency (2 pi-radiation using Re)
Lm
85.885
dB
characteristic sound pressure level (SPL at 1m for 1W @ Re)
Lnom
86.35
dB
nominal sensitivity (SPL at 1m for 1W @ Zn)