Thiele/Small Parameters

Re

8.166

Ohm

electrical voice coil resistance at DC

Le

6.4506

mH

frequency independent part of voice coil inductance

Krm

0.02612

Ohm

WRIGHT inductance mode

Erm

0.814

WRIGHT inductance mode

Kxm

0.12478

Ohm

WRIGHT inductance mode

Exm

0.68

WRIGHT inductance mode

Cmes

329.26

µF

electrical capacitance representing moving mass

Lces

70.838

mH

electrical inductance representing driver compliance

Res

81.85

Ohm

resistance due to mechanical losses

fs

33.02

Hz

driver resonance frequency

Mms

185.6848

g

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

Mmd

175.5158

g

mechanical mass of voice coil and diaphragm without air load

Rms

3.11

kg/s

mechanical resistance of total-driver losses

Cms

0.1252

mm/N

mechanical compliance of driver suspension

Kms

8.002

N/mm

mechanical stiffness of driver suspension

Bl

23.7614

N/A

force factor (Bl product)

Lambda

0.0407

suspension creep factor

Qtp

0.6558

total Q-factor considering all losses

Qms

12.3974

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

Qes

0.558

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

Qts

0.5342

total Q-factor considering Re and Rms only

Vas

33.17974

I

equivalent air volume of suspension

n0

0.2062

%

reference efficiency (2 pi-radiation using Re)

Lm

85.336

dB

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

Lnom

85.248

dB

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

rmse Z

2.652

%

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

rmse Hx

1.877

%

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

Sd

432.636

cm²

diaphragm area

Xmax

16.25

mm