tools, calculators

On this page you find quite a lot of small usefull tools to do speaker calculation.

Calculation of cabinet:

The cabinet should fit to your woofer in the cabinet. The following tools help you designing a box:
closed cabinet ported cabinet transmission line cabinet volume calculator LspCAD Lite

crossover calculator:

If you need a crossover, this can be calculated for speaker with totally flat frequency and impedance response (what is not the reality).
2-way crossover multiple way crossover (java-applet)

crossover calculations:

level-
calculator		 Frequency Response Leveller Impedance-correction-
calculator		 RLC-
calculator		 LC-parallel
calculator		 LCR-parallel
calculator		 D'Appolito-
calculator		 inductance
calculator		 resistance
calculator		 cable
calculator

device and cable calculator:

woofer
calculator		 capacitor
calculator		 inductance
calculator		 resistance
calculator		 cable
calculator

the room:

Helmholtz resonator room resonances

speaker development:

Subwoofer design of a multiple driver loudspeaker T&S parameters measuring Frequency and phase response measuring Special Considerations II

software for measurements:

sine wave generator
for MS Windows ©		 Oscilloscope 1 Oscilloscope 2 Slowdown to
use the DOS based
Netcalc *)		 Audua
Speaker Workshop
software		    

*) Netcalc, a program from the Waldo CD, is for PCs with less than 200 MHz CPU-clock frequency.
With Slowdown it's running on any GHz-PC in our lab.
 
 
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