Determining correct values on ggdt

[K-Dawg-]

does anyone know what are the correct values for an average blowgun modded 1 inch sprinkler valve for the ggdt. i'm sorry if this is a noobish question but ggdt looks like a great tool but i cant seem to understand any of those values any help would be greatly appreciated, thanx

[boilingleadbath]

http://www1.iwvisp.com/thehalls/GGDT/li ... rbit1.html

[K-Dawg-]

thanks very much