R. Adron Harris & H. W. Moorshead 
Newnes Radio and Electronics Engineer’s Pocket Book [PDF ebook] 
Revised by the Editorial Staff of Electronics Today International

Newnes Radio and Electronics Engineer’s Pocket Book, Fifteenth Edition provides reference of the information relevant in radio and electronics engineering. The book presents tables, illustrations, and diagrams of various data used in radio and electronics engineering. The coverage of the text includes abbreviations and symbols, electrical equations, and code conversions. The text will be useful to engineers, technicians, and other professionals who require a reference about the different aspects of radio and electronics.