General purpose horn design for microwaves.
The software was originally written by Barry Chambers G8AGN.
Modifications by G4JNT to add graphical output and cutting
template.

When using this programme in a in a windows command prompt,
the cutting template can be captured using alt-prtscn to
copy to the clipboard, then pasted into any graphics
programme of choice for scaling to the correct linear
dimensions for printing.
