Thiele/Small Parameters

Re

6.892

Ohm

electrical voice coil resistance at DC

Le

7.6355

mH

frequency independent part of voice coil inductance

Krm

0.0353

Ohm

WRIGHT inductance mode

Erm

0.79

WRIGHT inductance mode

Kxm

0.14534

Ohm

WRIGHT inductance mode

Exm

0.678

WRIGHT inductance mode

Cmes

530.828

µF

electrical capacitance representing moving mass

Lces

73.732

mH

electrical inductance representing driver compliance

Res

180.842

Ohm

resistance due to mechanical losses

fs

25.48

Hz

driver resonance frequency

Mms

410.5428

g

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

Mmd

372.4636

g

mechanical mass of voice coil and diaphragm without air load

Rms

4.2818

kg/s

mechanical resistance of total-driver losses

Cms

0.0954

mm/N

mechanical compliance of driver suspension

Kms

10.53

N/mm

mechanical stiffness of driver suspension

Bl

27.8108

N/A

force factor (Bl product)

Lambda

0.011

suspension creep factor

Qtp

0.718

total Q-factor considering all losses

Qms

15.3538

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

Qes

0.5856

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

Qts

0.5642

total Q-factor considering Re and Rms only

Vas

146.95102

I

equivalent air volume of suspension

n0

0.3978

%

reference efficiency (2 pi-radiation using Re)

Lm

88.194

dB

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

Lnom

88.842

dB

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

rmse Z

2.69

%

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

rmse Hx

1.7975

%

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

Sd

1043.294

cm²

diaphragm area

Xmax

19

mm