Calculator for Ported Cabinet with One Speaker


Speaker    Parameters Definition
Enter Dia :   cm The diameter across the speaker cone.
Enter Fs :   Hz The resonant frequency of the speaker.
Enter Qms :   The mechanical Q
Enter Qes :   The electrical Q
Enter Qts :   The total Q of the speaker.  
Enter Vas :   liters The equivalent volume of air having the same compliance as the speaker.
Enter Vdr : liters Volume of speaker and parts
Enter Dp : cm Diameter of port(s)
Enter  V b : liters Estimate volume for the enclosure
Dimensions
Width =    cm 
Height =    cm 
Depth =    cm 

 

 diameter(s) =    cm 
 length(s) =    cm 
Estimated Performance

Symbol

  Value

Definition

Fb =   Hz Resonance frequency of tuned port.
Peak db =   db Peak decibel at resonance. 
F3 =   Hz The " cut off " frequency  at -3db.
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