Re
2.045
Ohm
electrical voice coil resistance at DC
Krm
0.00115
Ohm
WRIGHT inductance model
Erm
1.005
WRIGHT inductance model
Kxm
0.01675
Ohm
WRIGHT inductance model
Exm
0.785
WRIGHT inductance model
Cmes
1366.445
µF
electrical capacitance representing moving mass
Lces
13
mH
electrical inductance representing driver compliance
Res
24.855
Ohm
resistance due to mechanical losses
fs
37.75
Hz
driver resonance frequency
Mms
153.3065
g
mechanical mass of driver diaphragm assembly including air load and voice coil
Mmd (Sd)
145.38
g
mechanical mass of voice coil and diaphragm without air load
Rms
4.515
kg/s
mechanical resistance of total-driver losses
Cms
0.116
mm/N
mechanical compliance of driver suspension
Kms
8.635
N/mm
mechanical stiffness of driver suspension
Bl
10.5925
Tm
force factor (Bl product)
Qtp
0.688
total Q-factor considering all losses
Qms
8.0565
mechanical Q-factor of driver in free air considering Rms only
Qes
0.663
electrical Q-factor of driver in free air considering Re only
Qts
0.6125
total Q-factor considering Re and Rms only
Vas
22.0178
I
equivalent air volume of suspension
n0
0.172
reference efficiency (2 pi-radiation using Re)
Lm
84.38
dB
characteristic sound pressure level (SPL at 1m for 1W @ Re)
Lnom
84.28
dB
nominal sensitivity (SPL at 1m for 1W @ Zn)
Sd
366.44
cm²
diaphragm area