Heathkit Educational Systems Analog Electronics

Textbook from Heathkit that may or may not produce these now. The introduction says, (in part) "The EBS-7101 Analog Electronics Course is designed to help you learn about DC electronics, AC electronics, semiconductor devices, common analog circuits, modulation, and familiar analog devices as quickly as possible."... "31 chapters, and each chapter is divided into two or more easy-to-digest lessons. Each chapter ends with a summary..." 200+ pages. Numbered as 1-3, 1-4, 1-5 so I do not have a total. Over 1" thick.