Topgun,
Two thoughts: why not try the current version of Synergism? It is free and downloads HDW files. Or, contact Bob Purdy directly. You can do both at
www.synergism-sdp.com. The modern version of Synergism is a vastly superior program to the older versions.
Dick
• Test ideas by experiment and observation.
• Build on those ideas that pass the tests.
• Reject the ones that fail.
• Follow the evidence wherever it leads.
• Question everything.
• Accept these terms and the cosmos is yours.
-- Neil deGrasse Tyson