商品簡介
"This book explores the history of ham radio operators, emphasizing their social history and contributions to technological development of worldwide communications. It traces the concept of relays from as close as 25 miles apart to anywhere in the world and discusses technological advances of the twentieth century and their effects on the world of the ham radio operator"--Provided by publisher.
作者簡介
Richard A. Bartlett, a Florida State University professor emeritus, lives in Knoxville, Tennessee.
