On Wed, 09 Feb 2005 17:52:37 GMT, "John" wrote:
Can someone tell me please an easy way to calculate the optimum angle of
radiation from a transmitting antenna over a given path on the HF bands
(160m - 10m)?

Hi John

Use a propagation modeler and tailor the antenna characteristics to
observe the results.

73's
Richard Clark, KB7QHC