Polk Audio DB840DVC
Polk Audio DB840DVC
Model

Polk Audio DB840DVC

Rating
DIAM
8"
FS(Hz)
43
VAS(l)
15.8
QTS
0.59
PWR(W)
360
SPL(dB)
84.9
IMP(Ohm)
4x2
avb
UNK

Thiele-Small Parameters

Fs(Hz)
43
Vas(l)
15.8
Qts
0.59
Qms
14.1
Qes
0.616
Bl(Tm)
9.8
Mms(gr)
65
Cms(mm/N)
0.211
Rms(kg/s)
1.24
Le(mH)
2.47
Re(Ohm)
3.4
Sd(sq.mm)
23000
Vd(l)
0.138
X-max(mm)
6
X-mech(mm)
0

General Parameters

Diameter (inch)
8
Max Power(W.)
360
RMS Power(W.)
180
Number of Coils
2
Impedance Z-Nom(Ohm)
4
Reference efficiency η0(%)
0.2
Sensitivity(dB) 1-W
84.9
Sensitivity(dB) 2.8-V
88.7

Mounting Information

Speaker Displacement (l)
0
Total Diameter (mm)
203
Cutout Diameter (mm)
179
Mounting Depth (mm)
100
Magnet Diameter (mm)
0

Optimum Enclosures

Enclosures
Closed, Vented, BP4, BP6

Speaker response