Loudspeakers in general

  Loudspeaker Phase and Frequency Tests    Electrical Model of Loudspeaker Parameters      Computer based Loudspeaker Impedance Measurement   

Loudspeaker Calculations

  Big Is Better - Calculator ( Beta version )    Compare Closed Speaker-Woofer with optimized- and customized Alignment   
  Compare Woofer in Ported- and Closed Speakers   
  Bass Reflex Box Calculator with the possibility to customize the Box Volume   
  Calculate box size using Bass Reflex Alignments  
 Calculate QL of Bass Reflex Loudspeaker using the Impedance Plot  
  Volume Calculator For Sphere Loudspeaker Casing  
  Importance of the Impedance Curve / Bass Reflex Alignment  
  Calculate the Effect of Additional Mass on the Thiele-Small Parameters  
  "Lobing" between two spherical wavefronts (drivers)  
  Calculate Driver Reference Efficiency with & without Enclosure  
  Calculate Efficiency Bandwidth Product (EBP)  
  Calculate Enclosure Resonances  
  Sealed Enclosure Calculator (Qtc)  
  Sealed Enclosure Calculator (Vb)   
  Bass Reflex Box Calculator   
  Onken Bass Reflex Calculator   
  Calculate Speed of Sound in fibrous material   
  Calculate the Required Amplifier Output Power   
  Calculate Back Loaded Exponential Horn   
  Calculate Tapered Quarter - Wave Tube  
  Calculate Baffle Diffraction Loss   
  Thiele's Alignment based on QT  
  Transmission Line Calculator  
  Transmission Line Calculator ( Bailey )  
  Sixth-Order Bandpass Subwoofer-Calculator  
  Port/Vent Calculator  
  Port Airspeed Calculator  
  Passive Radiator Calculator  
  Calculate new Qts with Series Resistor  
  Calculate Sound Pressure Level at specified distance to loudspeaker