Spread Sheet Calculators:

Kugelwellentrichter (spherical wave horn):
Version 1.09 (12.04.2021): DrBA_SWH_PETF_v109

Hyperbolic Spiral:
Version 1.02 (2019): drba_hbs_v102_qwlopt_mk1

JMLC inspired calculator:
Version 3.03 (12/2020): DrBA_JMLC_V303
14.03.2021: Removed old 32Bit code that could cause problems.

JMLC inspired calculator (HVDiff):
Version 3.04 (12/2022): DrBA_JMLC_V304
20.12.2022: Added splines export feature and Python scripts for Furion 360.

Workflow:

Workflow_for_DrBA_Caclculator

Freely Available Designs:

• Improved Exponential Fin Horn mk3b2. cut-off: 325Hz, T=0.7 (commercial use not granted!)
  • mk3b2 CAD files
  • mk3b2 adapter package