Original poster: "by way of Terry Fritz <twftesla-at-uswest-dot-net>" <micahhiggs-at-snowcrest-dot-net> i am new to building coils and would like to know if thare is a book or a file i can download that has all the termanolgy and basic theroy of coils. 73, micah/kg6brv --------------------------------------------- This message was sent using SnowCrest WebMail. http://www.snowcrest-dot-net