Model
Boston Acoustics PRO SERIES 12.5LF 4 OHM
Rating
DIAM
12"
FS(Hz)
31
VAS(l)
84
QTS
0.57
PWR(W)
2400
SPL(dB)
0
IMP(Ohm)
4x1
avb
UNK
Thiele-Small Parameters
Fs(Hz)  
            31
        
Vas(l)  
            84
        
Qts  
            0.57
        
Qms  
            9.6
        
Qes  
            0.61
        
Bl(Tm)  
            0
        
Mms(gr)  
            117
        
Cms(mm/N)  
            0.225
        
Rms(kg/s)  
            0
        
Le(mH)  
            0
        
Re(Ohm)  
            3.1
        
Sd(sq.mm)  
            51000
        
Vd(l)  
            0.433
        
X-max(mm)  
            9
        
X-mech(mm)  
            0
        
General Parameters
Diameter (inch)  
            12
        
Max Power(W.)  
            2400
        
RMS Power(W.)  
            1200
        
Number of Coils  
            1
        
Impedance Z-Nom(Ohm)  
            4
        
Reference efficiency η0(%)  
            0
        
Sensitivity(dB) 1-W  
            0
        
Sensitivity(dB) 2.8-V  
            0
        
Mounting Information
Speaker Displacement (l)  
            0
        
Total Diameter (mm)  
            0
        
Cutout Diameter (mm)  
            280
        
Mounting Depth (mm)  
            143
        
Magnet Diameter (mm)  
            0
        
Optimum Enclosures
Enclosures  
            BP4, Closed
        
