Model
Beyma 8BR40/N
Rating
DIAM
8"
FS(Hz)
30
VAS(l)
89.1
QTS
0.39
PWR(W)
50
SPL(dB)
88.8
IMP(Ohm)
8x1
avb
UNK
Thiele-Small Parameters
Fs(Hz)
30
Vas(l)
89.1
Qts
0.39
Qms
2
Qes
0.48
Bl(Tm)
6.8
Mms(gr)
21
Cms(mm/N)
1.312
Rms(kg/s)
1.99
Le(mH)
0.5
Re(Ohm)
5.5
Sd(sq.mm)
22000
Vd(l)
0.147
X-max(mm)
7
X-mech(mm)
10
General Parameters
Diameter (inch)
8
Max Power(W.)
50
RMS Power(W.)
25
Number of Coils
1
Impedance Z-Nom(Ohm)
8
Reference efficiency η0(%)
0.48
Sensitivity(dB) 1-W
88.8
Sensitivity(dB) 2.8-V
90.5
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, BP6