Thiele/Small Parameters

Re

3.76

Ohm

electrical voice coil resistance at DC

Le

3.523

mH

frequency independent part of voice coil inductance

L2

4.989

mH

para-inductance of voice coil

R2

9.06

Ohm

electrical resistance due to eddy current losses

Cmes

634.92

µF

electrical capacitance representing moving mass

Lces

36.36

mH

electrical inductance representing driver compliance

Res

74.93

Ohm

resistance due to mechanical losses

fs

33.1

Hz

driver resonance frequency

Mms

148.587

g

mechanical mass of driver diaphragm assembly including air load and voice coil

Mmd

141.302

g

mechanical mass of voice coil and diaphragm without air load

Rms

3.123

kg/s

mechanical resistance of total-driver losses

Cms

0.155

mm/N

mechanical compliance of driver suspension

Kms

6.44

N/mm

mechanical stiffness of driver suspension

Bl

15.298

Tm

force factor (Bl product)

Lambda

0.009

suspension creep factor

Qtp

0.487

total Q-factor considering all losses

Qms

9.902

mechanical Q-factor of driver in free air considering Rms only

Qes

0.497

electrical Q-factor of driver in free air considering Re only

Qts

0.473

total Q-factor considering Re and Rms only

Vas

26.3788

I

equivalent air volume of suspension

n0

0.186

%

reference efficiency (2 pi-radiation using Re)

Lm

84.88

dB

characteristic sound pressure level (SPL at 1m for 1W @ Re)

Lnom

85.15

dB

nominal sensitivity (SPL at 1m for 1W @ Zn)

rmse Z

3.91

%

root-mean-square fitting error of driver impedance Z(f)

rmse Hx

2.95

%

root-mean-square fitting error of transfer function Hx (f)

Sd

346.36

cm²

diaphragm area

Xmax

14

mm

Xmax (Linear Excursion)