March 2018
Beginner
432 pages
11h 23m
English
Chapter 18
No matter what interests you in ham radio, from ragchewing to equipment design, you’ll get more out of the hobby if you have a basic understanding of a few technology details. If you want to dive in a little deeper, your license study guides will get you started. The ARRL Handbook and The ARRL Antenna Book have been reliable references for many years. Online you can use the ARRL Technical Information Service (www.arrl.org/technology) that is available to all hams. Appendix B of this book is a radio math supplement that provides some common math formulas you’ll encounter in ham radio.
You should know each of the basic electrical units and what they represent: