You can have it both ways.....
http://www.educatorscorner.com/index...ONTENT_ID=2482

http://en.wikipedia.org/wiki/Smith_chart

John W8CCW

On Sun, 9 Jul 2006 17:25:02 -0500, "Bob D."
wrote:

I haven't used a Smith Chart in over 30 years, and to say the least, I'm a
bit rusty. I'm thinking there must be computer programs that can do the
calculations with values you just plugs in. Any recommendations? I'm
specifically interested in finding the impedances of antenna whips much
shorter than 1/4 wave.
John Ferrell W8CCW