Model
Hertz ES 250D.5
Rating
DIAM
10"
FS(Hz)
40
VAS(l)
30.6
QTS
0.66
PWR(W)
750
SPL(dB)
86.2
IMP(Ohm)
4x2
avb
UNK
Some parameters have a deviation from parameters associated with them. Please, look at the exclamation marks to get advice.
Thiele-Small Parameters
Fs(Hz)  
            40
        
Vas(l)  
            30.6
        
Qts  
            0.66
        
Qms  
            7.9
        
Qes  
            0.72
        
Bl(Tm)  
            7.8
        
Mms(gr)  
            90
        
Cms(mm/N)  
            0.176
        
Rms(kg/s)  
            2.863
        
Le(mH)  
            1.1
        
Re(Ohm)  
            1.9
        
Sd(sq.mm)  
            35300
        
Vd(l)  
            0.318
        
X-max(mm)  
            9
        
X-mech(mm)  
            15
        
General Parameters
Diameter (inch)  
            10
        
Max Power(W.)  
            750
        
RMS Power(W.)  
            250
        
Number of Coils  
            2
        
Impedance Z-Nom(Ohm)  
            4
        
Reference efficiency η0(%)  
            0.26
        
Sensitivity(dB) 1-W  
            86.2
        
Sensitivity(dB) 2.8-V  
            92.4
        
Mounting Information
Speaker Displacement (l)  
            0.65
        
Total Diameter (mm)  
            264
        
Cutout Diameter (mm)  
            234
        
Mounting Depth (mm)  
            119
        
Magnet Diameter (mm)  
            0
        
Optimum Enclosures
Enclosures  
            BP4, BP6P, Closed, Vented
        
