Thiele/Small Parameters

Re

7.14

Ohm

electrical voice coil resistance at DC

Krm

0.01575

Ohm

WRIGHT inductance mode

Erm

0.86

WRIGHT inductance mode

Kxm

0.0757

Ohm

WRIGHT inductance mode

Exm

0.745

WRIGHT inductance mode

Cmes

384.345

µF

electrical capacitance representing moving mass

Lces

96.66

mH

electrical inductance representing driver compliance

Res

163.305

Ohm

resistance due to mechanical losses

fs

26.15

Hz

driver resonance frequency

Mms

291.099

g

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

Mmd

263.5975

g

mechanical mass of voice coil and diaphragm without air load

Rms

4.648

kg/s

mechanical resistance of total-driver losses

Cms

0.1275

mm/N

mechanical compliance of driver suspension

Kms

7.845

N/mm

mechanical stiffness of driver suspension

Bl

27.5305

Tm

force factor (Bl product)

Lambda

0

suspension creep factor

Qtp

0.504

total Q-factor considering all losses

Qms

10.285

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

Qes

0.45

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

Qts

0.4315

total Q-factor considering Re and Rms only

Vas

127.2657

I

equivalent air volume of suspension

n0

0.4855

reference efficiency (2 pi-radiation using Re)

Lm

89.05

dB

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

Lnom

89.545

dB

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

rmse Z

2.88

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

rmse Hx

1.945

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

Sd

839.82

cm²

diaphragm area

Xmax

15

mm