Coax Calculator for Windows. This will help you determine what type of coax would be best to use. Very good for comparing side by side. Gives info on RG58, RG8, 1/2 and 3/8 inch hardline. Covers frequencies from 3.5 to 420 Mhz. Every ham must have this on his hard drive Rush Limbaugh fans Check out your bonus in README.TXT Requires VBrun300.dll