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» Termpro Audio Forum » Installer's Corner » Troubleshooting » aero port to square port conversion.

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Author Topic: aero port to square port conversion.
B_runz
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this isnt B_RUNZ just a friend.anyway the question is what isthe conversion for a 4 in aero port to sq inches for a slot port??

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Nightshade
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Pi R^2. Which would be 3.14*(2*2). Pi is always 3.14 and R is the radius of the diameter. The diameter is 4" so half of that which is the radius would be 2. Multiply 2*2 first then multiply by 3.14 The answer is going to be 12.56sqin, but I figured I'd teach you how to get to that conclusion.

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