From how and where to learn Morse code, to calling CQ and having your first CW contact and more, DITS and DAHS covers it all. The book is full of tips about selecting and adjusting the various types of keys, hunting DX, contesting, and operating mobile or portable. Ed Tobias, KR3E shares over 60 years of CW hamming in an easy-to-read guide that's useful to those who already have the CW bug as well as to beginners. This Second Edition is about 25% larger the original, published in 2017, and includes many color pictures not in the First Edition.