Thiele/Small Parameters

Re

3.515

Ohm

electrical voice coil resistance at DC

Krm

0.00655

Ohm

WRIGHT inductance mode

Erm

0.915

WRIGHT inductance mode

Kxm

0.0552

Ohm

WRIGHT inductance mode

Exm

0.73

WRIGHT inductance mode

Cmes

663.925

µF

electrical capacitance representing moving mass

Lces

41.67

mH

electrical inductance representing driver compliance

Res

57.68

Ohm

resistance due to mechanical losses

fs

30.35

Hz

driver resonance frequency

Mms

199.1735

g

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

Mmd

189.0045

g

mechanical mass of voice coil and diaphragm without air load

Rms

5.201

kg/s

mechanical resistance of total-driver losses

Cms

0.1385

mm/N

mechanical compliance of driver suspension

Kms

7.265

N/mm

mechanical stiffness of driver suspension

Bl

17.3195

Tm

force factor (Bl product)

Lambda

0.0415

suspension creep factor

Qtp

0.5095

total Q-factor considering all losses

Qms

7.304

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

Qes

0.4455

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

Qts

0.4195

total Q-factor considering Re and Rms only

Vas

36.73175

I

equivalent air volume of suspension

n0

0.221

reference efficiency (2 pi-radiation using Re)

Lm

85.645

dB

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

Lnom

86.21

dB

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

rmse Z

2.295

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

rmse Hx

1.94

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

0

Ohm

resistance of series resistor

Sd

432.64

cm²

diaphragm area

Xmax

9.2

mm