Model
Ground Zero GZHW25SPL-D1
Rating
DIAM
12"
FS(Hz)
41.8
VAS(l)
8.53
QTS
0.49
PWR(W)
2500
SPL(dB)
82.6
IMP(Ohm)
1x2
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)  
            41.8
        
Vas(l)  
            8.5
        
Qts  
            0.487
        
Qms  
            8
        
Qes  
            0.519
        
Bl(Tm)  
            16.1
        
Mms(gr)  
            268
        
Cms(mm/N)  
            0.054
        
Rms(kg/s)  
            8.8
        
Le(mH)  
            1.92
        
Re(Ohm)  
            1.9
        
Sd(sq.mm)  
            33373
        
Vd(l)  
            0.467
        
X-max(mm)  
            14
        
X-mech(mm)  
            45
        
General Parameters
Diameter (inch)  
            12
        
Max Power(W.)  
            2500
        
RMS Power(W.)  
            1200
        
Number of Coils  
            2
        
Impedance Z-Nom(Ohm)  
            1
        
Reference efficiency η0(%)  
            0.12
        
Sensitivity(dB) 1-W  
            82.6
        
Sensitivity(dB) 2.8-V  
            88.9
        
Mounting Information
Speaker Displacement (l)  
            0
        
Total Diameter (mm)  
            272
        
Cutout Diameter (mm)  
            240
        
Mounting Depth (mm)  
            155
        
Magnet Diameter (mm)  
            175
        
Optimum Enclosures
Enclosures  
            BP4, BP6P, Closed, Vented
        
