Optimal Port Designer
Based on the work of STV and Augerpro on diyaudio.com
📂 Load Design (.optiport)
📖 User Guide
Optimizer
Fb
Hz
Vb
L
SPL
dB
Ports
1
2
3
4
STR margin
+
%
—
Computed Geometry
Lact
—
mm
Dmin
—
mm
Dext
—
mm
Construction
Wall
mm
Dflange
mm
Flange
mm
Junction Reinforcement
Fillet
Mounting Holes
Enable mounting holes
Count
pcs
Hole Ø
mm
Center in flat area
Inset
mm
Countersink
CS Ø
mm
CS depth
mm
Split Port
Enable split
⚠ Check wall thickness — 8 mm minimum recommended for split joints
Thread pos.
% from inner
Depth
mm
Pitch
mm
Clearance
mm
Engage
mm
View
2D Profile
3D Preview
Mirror (full port)
Grid
Reset view
Fit all
270° cutaway
Wireframe overlay
Inner
Outer
Flange
Export
⬇ Export STL
⬇ Export DXF
💾 Save As (.optiport)
3D → full port · 2D → side profile
Advanced
Derived values
Optimizer details
☰
X: — R: —
LMB orbit · RMB pan · Scroll zoom
2D
3D