7Drive Audio THUNDER 3K7
7Drive Audio THUNDER 3K7
Model

7Drive Audio THUNDER 3K7

Rating
DIAM
12"
FS(Hz)
82.6
VAS(l)
12.7
QTS
0.63
PWR(W)
3700
SPL(dB)
92
IMP(Ohm)
4x1
avb
PROD

Thiele-Small Parameters

Fs(Hz)
82.6
Vas(l)
12.7
Qts
0.633
Qms
8.2
Qes
0.686
Bl(Tm)
14.9
Cms(mm/N)
0.034
Rms(kg/s)
6.84
Le(mH)
0
Mms(gr)
108
Vd(l)
0.51
Sd(sq.mm)
51000
X-max(mm)
10
X-mech(mm)
0
Re(Ohm)
2.9

General Parameters

Diameter (inch)
12
Max Power(W.)
3700
RMS Power(W.)
1850
Number of Coils
1
Impedance Z-Nom(Ohm)
4
Reference efficiency η0(%)
1.01
Sensitivity(dB) 1-W
92
Sensitivity(dB) 2.8-V
96.4

Mounting Information

Speaker Displacement (l)
4.5
Total Diameter (mm)
317
Cutout Diameter (mm)
283
Mounting Depth (mm)
154
Magnet Diameter (mm)
220

Optimum Enclosures

Enclosures
Vented, BP6

Speaker response