Thiele/Small Parameters

Re

3.89

Ohm

electrical voice coil resistance at DC

Krm

0.0051

Ohm

WRIGHT inductance mode

Erm

0.835

WRIGHT inductance mode

Kxm

0.02025

Ohm

WRIGHT inductance mode

Exm

0.77

WRIGHT inductance mode

Cmes

703.095

µF

electrical capacitance representing moving mass

Lces

18.83

mH

electrical inductance representing driver compliance

Res

48.145

Ohm

resistance due to mechanical losses

fs

43.75

Hz

driver resonance frequency

Mms

119.792

g

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

Mmd

114.808

g

mechanical mass of voice coil and diaphragm without air load

Rms

3.546

kg/s

mechanical resistance of total-driver losses

Cms

0.1105

mm/N

mechanical compliance of driver suspension

Kms

9.06

N/mm

mechanical stiffness of driver suspension

Bl

13.0535

Tm

force factor (Bl product)

Lambda

0.0625

suspension creep factor

Qtp

0.788

total Q-factor considering all losses

Qms

9.298

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

Qes

0.7525

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

Qts

0.696

total Q-factor considering Re and Rms only

Vas

11.31045

I

equivalent air volume of suspension

n0

0.1215

reference efficiency (2 pi-radiation using Re)

Lm

83.035

dB

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

Lnom

83.155

dB

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

rmse Z

3.62

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

rmse Hx

2.625

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

0

Ohm

resistance of series resistor

Sd

268.96

cm²

diaphragm area

Xmax

7.25

mm