Thiele/Small Parameters

43CVT102

Re
2.22
Ohm
electrical voice coil resistance at DC
Krm
0.00265
Ohm
WRIGHT inductance mode
Erm
0.915
WRIGHT inductance mode
Kxm
0.024
Ohm
WRIGHT inductance mode
Exm
0.735
WRIGHT inductance mode
Cmes
1115.675
µF
electrical capacitance representing moving mass
Lces
14.85
mH
electrical inductance representing driver compliance
Res
33.005
Ohm
resistance due to mechanical losses
fs
39.15
Hz
driver resonance frequency
Mms
127.9145
g
mechanical mass of driver diaphragm assembly including air load and voice coil
Mmd
119.988
g
mechanical mass of voice coil and diaphragm without air load
Rms
3.495
kg/s
mechanical resistance of total-driver losses
Cms
0.129
mm/N
mechanical compliance of driver suspension
Kms
7.75
N/mm
mechanical stiffness of driver suspension
Bl
10.719
Tm
force factor (Bl product)
Lambda
0.0415
suspension creep factor
Qtp
0.669
total Q-factor considering all losses
Qms
9.0175
mechanical Q-factor of driver in free air considering Rms only
Qes
0.61
electrical Q-factor of driver in free air considering Re only
Qts
0.571
total Q-factor considering Re and Rms only
Vas
24.5292
I
equivalent air volume of suspension
n0
0.233
reference efficiency (2 pi-radiation using Re)
Lm
85.87
dB
characteristic sound pressure level (SPL at 1m for 1W @ Re)
Lnom
85.41
dB
nominal sensitivity (SPL at 1m for 1W @ Zn)
rmse Z
4.155
root-mean-square fitting error of driver impedance Z(f)
rmse Hx
1.97
root-mean-square fitting error of transfer function Hx (f)
Sd
366.44
cm²
diaphragm area
Xmax
10.5
mm