What is the best Port size?

What is the best Port size? slot port area calculator
➡️【Mk.com】✅कैसीनो और प्रमोशन✅·मिस्टिक प्रमोशन®·मिस्टिक गेमिंग·बिंगो·ब्लैकजैक·इलेक्ट्रॉनिक टेबल गेम्स। रोमांचक इंटरैक्टिव टेबल गेम आज़माएं, ✅  Net internal volume cubic feet, port area square inches, tuning frequency 61 Hz Custom subwoofer enclosure build Subwoofer box calculator online slot slot machine CALCULATE SUBWOOFER BOX PORT AREA & CONE AREA W COMPARISON INFO

slot slot machine how do most of you guys calculate port area of an octo port as in the whole per cubic ft deal Do you treat them like slots or aero's?

slot pg direct website number of ports or vents Vb, = volume of box fb or Fb, = tuning frequency k, = end correction factor Sd, = surface area of subwoofer Vd, = driver Online calculator can do the same thing http:www the area of the slot port should be the same as the area of the round port