Re
2.07
Ohm
electrical voice coil resistance at DC
Krm
0.02135
Ohm
WRIGHT inductance model
Erm
0.75
WRIGHT inductance model
Kxm
0.07685
Ohm
WRIGHT inductance model
Exm
0.635
WRIGHT inductance model
Cmes
1361.85
µF
electrical capacitance representing moving mass
Lces
18.53
mH
electrical inductance representing driver compliance
Res
15.72
Ohm
resistance due to mechanical losses
fs
31.75
Hz
driver resonance frequency
Mms
813.8665
g
mechanical mass of driver diaphragm assembly including air load and voice coil
Mmd (Sd)
780.2025
g
mechanical mass of voice coil and diaphragm without air load
Rms
38.063
kg/s
mechanical resistance of total-driver losses
Cms
0.031
mm/N
mechanical compliance of driver suspension
Kms
32.34
N/mm
mechanical stiffness of driver suspension
Bl
24.446
Tm
force factor (Bl product)
Lambda s
0.0475
suspension creep factor
Qtp
0.72
total Q-factor considering all losses
Qms
4.263
mechanical Q-factor of driver in free air considering Rms only
Qes
0.562
electrical Q-factor of driver in free air considering Re only
Qts
0.4965
total Q-factor considering Re and Rms only
Vas
40.5033
I
equivalent air volume of suspension
n0
0.2205
reference efficiency (2 pi-radiation using Re)
Lm
85.46
dB
characteristic sound pressure level (SPL at 1m for 1W @ Re)
Lnom
85.305
dB
nominal sensitivity (SPL at 1m for 1W @ Zn)
Sd
961
cm²
diaphragm area