Thiele/Small Parameters

Re

6.862

Ohm

electrical voice coil resistance at DC

Le

6.5136

mH

frequency independent part of voice coil inductance

Krm

0.0317

Ohm

WRIGHT inductance mode

Erm

0.79

WRIGHT inductance mode

Kxm

0.13468

Ohm

WRIGHT inductance mode

Exm

0.67

WRIGHT inductance mode

Cmes

521.256

µF

electrical capacitance representing moving mass

Lces

49.084

mH

electrical inductance representing driver compliance

Res

106.604

Ohm

resistance due to mechanical losses

fs

31.54

Hz

driver resonance frequency

Mms

260.6774

g

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

Mmd

242.16

g

mechanical mass of voice coil and diaphragm without air load

Rms

4.7172

kg/s

mechanical resistance of total-driver losses

Cms

0.098

mm/N

mechanical compliance of driver suspension

Kms

10.228

N/mm

mechanical stiffness of driver suspension

Bl

22.3988

N/A

force factor (Bl product)

Lambda

0.041666667

suspension creep factor

Qtp

0.849

total Q-factor considering all losses

Qms

10.9542

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

Qes

0.7076

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

Qts

0.6642

total Q-factor considering Re and Rms only

Vas

57.68878

I

equivalent air volume of suspension

n0

0.2462

%

reference efficiency (2 pi-radiation using Re)

Lm

86.1

dB

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

Lnom

86.766

dB

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

rmse Z

2.158

%

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

rmse Hx

2.01

%

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

Sd

645.164

cm²

diaphragm area

Xmax

19.25

mm