Ham radio license manual supplemental information and errata after publication we sometimes find omissions or need to make corrections to published content click here for the most current supplements and corrections to the 4th edition 01 20 21 the question pool in the order in which the questions are discussed in the hrlm can be found here. The arrl ham radio license manual will guide you as you get started in the hobby as you select your equipment set up your first station and make your first contact easy to understand bite sized sections use this book and pass the 35 question technician class license test. The arrl ham radio license manual will guide you as you get started in the hobby as you select your equipment set up your first station and make your first contact use this book to study for your license exam every page presents information you will need to pass the exam and become an effective operator . The technician exam has a new pool of questions as of july 1 2014 arrls third edition of the ham radio license manual is designed for the aspiring ham radio operator the material is very clear and readable even the math sections. The arrl ham radio license manual is the most popular introduction into the world of amateur radio easy to understand bite sized sections pass the 35 question technician class test all the exam questions with answer key for use july 1 2018 through june 30 2022 use with arrls online exam review for ham radio