Thiele/Small Parameters

43CVR102

Re
3.665
Ohm
electrical voice coil resistance at DC
Krm
0.00585
Ohm
WRIGHT inductance mode
Erm
0.885
WRIGHT inductance mode
Kxm
0.0419
Ohm
WRIGHT inductance mode
Exm
0.73
WRIGHT inductance mode
Cmes
907.61
µF
electrical capacitance representing moving mass
Lces
15.03
mH
electrical inductance representing driver compliance
Res
36.515
Ohm
resistance due to mechanical losses
fs
43.15
Hz
driver resonance frequency
Mms
139.844
g
mechanical mass of driver diaphragm assembly including air load and voice coil
Mmd
132.243
g
mechanical mass of voice coil and diaphragm without air load
Rms
4.223
kg/s
mechanical resistance of total-driver losses
Cms
0.0975
mm/N
mechanical compliance of driver suspension
Kms
10.29
N/mm
mechanical stiffness of driver suspension
Bl
12.4125
Tm
force factor (Bl product)
Lambda
0.0505
suspension creep factor
Qtp
0.985
total Q-factor considering all losses
Qms
8.994
mechanical Q-factor of driver in free air considering Rms only
Qes
0.902
electrical Q-factor of driver in free air considering Re only
Qts
0.8195
total Q-factor considering Re and Rms only
Vas
17.52825
I
equivalent air volume of suspension
n0
0.15
reference efficiency (2 pi-radiation using Re)
Lm
83.955
dB
characteristic sound pressure level (SPL at 1m for 1W @ Re)
Lnom
84.335
dB
nominal sensitivity (SPL at 1m for 1W @ Zn)
rmse Z
3.36
root-mean-square fitting error of driver impedance Z(f)
rmse Hx
1.98
root-mean-square fitting error of transfer function Hx (f)
Sd
356.33
cm²
diaphragm area
Xmax
14
mm