OS Horn, Oblate Spheroid with optimized end of profile.

OS if for Oblate Spheroid, the Geddes formula with coverage on demand. This horn is design for free-air usage.

Oblate Spheroid Horn Horn
Oblate Spheroid Horn Horn

Features :


OS horn are flexible, as we can choose the coverage angle it can be uses at close to medium range listening distance.

The Bi-Radial or TH-4003-NG will still be better on this point on loading needs.