Dayton Audio ND90-4 3-1 User Manual
Page 6
tau v
s
thermal time constant of voice coil
Ctv
Ws/K
thermal capacity of the voice coil
delta Tw
K
Temperature increase in Warm Resistance Mode
delta Tc
K
Temperature increase in Convection Mode
delta Te
K
Temperature increase in Eddy Mode
Pcoil(warm)
W
Pcoil in warm mode
Pcoil(conv)
W
Pcoil in convection mode
Ptv(mag.beg)
W
power heating the coil at beginning of magnet mode
Ptv(mag.mid)
W
power heating the coil sampled in the middle of magnet
mode
Ptv(mag.end)
W
power heating the coil at end of magnet mode
Ptm(mag.beg)
W
power heating the magnet at beginning of magnet mode
Ptm(mag.mid)
W
power heating the magnet sampled in the middle of magnet
mode
Ptm(mag.end)
W
power heating the magnet at end of magnet mode
f1
-0.006115
1/A
coefficient (1) of Inductance over current (flux modulation)
f2
-0.000457
1/A^2
coefficient (2) of Inductance over current (flux modulation)
Bl0 = Bl (X=0)
4.6298
N/A
constant part in force factor
Bl1
0.065773
N/Amm
1st order coefficient in force factor expansion
Bl2
-0.077099
N/Amm^2 2nd order coefficient in force factor expansion
Bl3
-0.00098838 N/Amm^3 3rd order coefficient in force factor expansion
Bl4
0.00034136 N/Amm^4 4th order coefficient in force factor expansion
Bl5
N/Amm^5 5th order coefficient in force factor expansion
Bl6
N/Amm^6 6th order coefficient in force factor expansion
Bl7
N/Amm^7 7th order coefficient in force factor expansion
Bl8
N/Amm^8 8th order coefficient in force factor expansion
L0 = Le (X=0)
0.44012
mH
constant part in inductance
L1
0.0019246
mH/mm
1st order coefficient in inductance expansion
L2
-0.0031499
mH/mm^2 2nd order coefficient in inductance expansion
L3
-1.4492e-
005
mH/mm^3 3rd order coefficient in inductance expansion
L4
1.4141e-005 mH/mm^4 4th order coefficient in inductance expansion
L5
mH/mm^5 5th order coefficient in inductance expansion
L6
mH/mm^6 6th order coefficient in inductance expansion
L7
mH/mm^7 7th order coefficient in inductance expansion
L8
mH/mm^8 8th order coefficient in inductance expansion
C0 = Cms (X=0)
2.1454
mm/N
constant part in compliance
C1
0.010852
1/N
1st order coefficient in compliance expansion
C2
-0.021891
1/Nmm
2nd order coefficient in compliance expansion