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Peerless HDS 205 exclusive Woofer

 

HDS EXCLUSIVE      205 WR 102 NWP AL CU PH LS 8 OHM   -   830884  



 

 
Electrical data      
Nominal impedance Zn 8  (ohm)
Minimum imp./at freq. Zmin 6.5/224  (ohm/Hz)
Maximum impedance Zo 45.7  (ohm)
Dc resistance Re 5.8  (ohm)
Voice coil inductance Le 1.4  (mH)
       
TS Parameters      
Resonance Frequency fs 32.4  (Hz)
Mechanical Q factor Qms 3.00  
Electrical Q factor Qes 0.44  
Total Q factor Qts 0.38  
       
Force factor Bl 8  (Tm)
Mechanical resistance Rms 1.61  (Kg/s)
Moving mass Mms 23.7  (g)
Suspens. compliance Cms 1.02  (mm/N)
Effective cone diam. D 16.8  (cm)
Effective piston area Sd 221  (cm²)
Equivalent volume Vas 68.8  (ltrs)
SPL 2.83V/1m at fmin   89.3  (dB)
 
Voice coil and magnet parameters  
Voice coil diameter 33.0  (mm)
Voice coil length 17.0  (mm)
Voice coil layers 2  
Height of the gap 6.0  (mm)
Linear excursion +/- 5.5  (mm)
Max mech. excursion +/- -  (mm)
Total useful flux 1.1  (mWb)
Diameter of magnet 102  (mm)
Height of magnet 20  (mm)
Weight of magnet 0.68  (kg)
     
Factors    
Ratio fs/Qts 85  
Ratio BL/sqrt(Re) 3.3  
     
Special remarks    
-
 


 

 
Power handling  
100h RMS noise test (IEC) -  (W)
Longterm Max System Power (IEC) -  (W)
IEC268-5 noise signal is used for the powertest.
 
Remarks on powertest    
-
 



 

Measuring methods and conditions are stated in Peerless Standard for Acoustic Measurements (PSAM)

 

 

This drive unit is optimised for tuning in a vented box.





  

 

 

venerdì 20 giugno 2008

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