Model
Spartan D4
Rating
DIAM
12"
FS(Hz)
37.4
VAS(l)
23.4
QTS
0.46
PWR(W)
0
SPL(dB)
85.6
IMP(Ohm)
0x0
avb
PROD
Thiele-Small Parameters
Fs(Hz)
37.4
Vas(l)
23.4
Qts
0.46
Qms
4.61
Qes
0.51
Bl(Tm)
23.7
Mms(gr)
307
Cms(mm/N)
0.06
Rms(kg/s)
15.6
Le(mH)
3.15
Re(Ohm)
4
Sd(sq.mm)
52439
Vd(l)
0
X-max(mm)
0
X-mech(mm)
0
General Parameters
Diameter (inch)
12
Max Power(W.)
0
RMS Power(W.)
0
Number of Coils
0
Impedance Z-Nom(Ohm)
0
Reference efficiency η0(%)
0.23
Sensitivity(dB) 1-W
85.6
Sensitivity(dB) 2.8-V
88.7
Mounting Information
Speaker Displacement (l)
0
Total Diameter (mm)
0
Cutout Diameter (mm)
0
Mounting Depth (mm)
0
Magnet Diameter (mm)
0
Optimum Enclosures
Enclosures
Closed, Vented, BP4, BP6P
