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.


Features :
- Throat opening according to compression driver
- End of profile optimisation in FEA
- Full return
- Coverage on demand
- asymmetrical conception available: top left, top right, bottom left, bottom right are independents.
- Vertical profile for improve loading
- Any size available
Usage
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.