Model
Cotswold Sound Systems BMR56XE N4R
Rating
DIAM
3"
FS(Hz)
135.3
VAS(l)
0.69
QTS
0.6
PWR(W)
0
SPL(dB)
86.1
IMP(Ohm)
4x1
avb
PROD
Some parameters have a deviation from parameters associated with them. Please, look at the exclamation marks to get advice.
Thiele-Small Parameters
Fs(Hz)
135.3
Vas(l)
0.7
Qts
0.6
Qms
8.176
Qes
0.647
Bl(Tm)
3.8
Mms(gr)
3
Cms(mm/N)
0.523
Rms(kg/s)
0.312
Le(mH)
0.044
Re(Ohm)
4.1
Sd(sq.mm)
3068
Vd(l)
0
X-max(mm)
11
X-mech(mm)
0
General Parameters
Diameter (inch)
3
Max Power(W.)
0
RMS Power(W.)
15
Number of Coils
1
Impedance Z-Nom(Ohm)
4
Reference efficiency η0(%)
0.25
Sensitivity(dB) 1-W
86.1
Sensitivity(dB) 2.8-V
89
Mounting Information
Speaker Displacement (l)
0
Total Diameter (mm)
80
Cutout Diameter (mm)
72
Mounting Depth (mm)
49
Magnet Diameter (mm)
49
Optimum Enclosures
Enclosures
Vented, BP6P
