|
Symbol |
Large + Warm |
Large + Cold |
Small Signal |
Unit |
Comment |
Delta Tv = Tv-Ta |
20 |
0 |
-0 |
K |
increase of voice coil temperature during the measurement |
Xprot |
4.1 |
4.1 |
2.2 |
mm |
maximal voice coil excursion (limited by protection system) |
|
Re (Tv) |
3.29 |
3.06 |
3.06 |
Ohm |
(imported) voice coil resistance considering increase of voice coil temperature Tv |
Le (X=0) |
0.15 |
0.15 |
0.15 |
mH |
voice coil inductance at the rest position of the voice coil |
L2 (X=0) |
0.14 |
0.14 |
0.14 |
mH |
para-inductance at the rest position due to the effect of eddy current |
R2 (X=0) |
0.72 |
0.72 |
0.69 |
Ohm |
resistance at the rest position due to eddy currents |
Cmes (X=0) |
340 |
340 |
332 |
µF |
electrical capacitance representing moving mass |
Lces (X=0) |
6.60 |
6.60 |
4.41 |
mH |
electrical inductance at the rest position representing driver compliance |
Res (X=0) |
21.80 |
21.80 |
22.12 |
Ohm |
resistance at the rest position due to mechanical losses |
|
Qms (X=0, Tv) |
4.95 |
4.95 |
6.07 |
|
mechanical Q-factor considering Rms only |
Qes (Tv) |
0.64 |
0.59 |
0.73 |
|
electrical Q-factor considering Re (Tv) only |
Qts (X=0, Tv) |
0.56 |
0.53 |
0.65 |
|
total Q-factor considering Re (Tv) and Rms only |
fs |
106.3 |
106.3 |
131.5 |
Hz |
driver resonance frequency |
|
Mms |
6.540 |
6.540 |
6.540 |
g |
(imported) mechanical mass of driver diaphragm assembly including voice-coil and air load |
Rms (X=0) |
0.883 |
0.883 |
0.890 |
kg/s |
mechanical resistance of total-driver losses |
Cms (X=0) |
0.34 |
0.34 |
0.22 |
mm/N |
mechanical compliance of driver suspension at the rest position |
Bl (X=0) |
4.75 |
4.75 |
4.75 |
N/A |
(imported) force factor at the rest position (Bl product) |
Sd |
n/a |
|
|
|
IMPORT Sd at Driver page to display Vas, N0, and Lm |
|