Thiele/Small Parameters

Re

3.925

Ohm

electrical voice coil resistance at DC

Krm

0.01055

Ohm

WRIGHT inductance mode

Erm

0.84

WRIGHT inductance mode

Kxm

0.04285

Ohm

WRIGHT inductance mode

Exm

0.75

WRIGHT inductance mode

Cmes

619.99

µF

electrical capacitance representing moving mass

Lces

58.855

mH

electrical inductance representing driver compliance

Res

101.875

Ohm

resistance due to mechanical losses

fs

26.35

Hz

driver resonance frequency

Mms

300.068

g

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

Mmd

272.566

g

mechanical mass of voice coil and diaphragm without air load

Rms

4.752

kg/s

mechanical resistance of total-driver losses

Cms

0.1215

mm/N

mechanical compliance of driver suspension

Kms

8.23

N/mm

mechanical stiffness of driver suspension

Bl

22

Tm

force factor (Bl product)

Lambda

-0.017

suspension creep factor

Qtp

0.4615

total Q-factor considering all losses

Qms

10.457

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

Qes

0.4035

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

Qts

0.388

total Q-factor considering Re and Rms only

Vas

121.3912

I

equivalent air volume of suspension

n0

0.5295

reference efficiency (2 pi-radiation using Re)

Lm

89.44

dB

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

Lnom

89.525

dB

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

rmse Z

2.45

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

rmse Hx

1.995

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

Sd

839.82

cm²

diaphragm area

Xmax

15

mm