{ "item_title" : "Electronics", "item_author" : [" Frank R. Spellman", "Joanne Drinan "], "item_description" : "This is the only book series devoted to explaining the full range of specialized areas required of water and wastewater plant operators. Each volume is designed to give operators the basic knowledge of a subject needed for certification, licensure, and improved job performance. Checkpoints, self-tests and a final examination with questions based on actual operator certification exams provide a practical review. All books are clearly illustrated with key ideas and highlighted points throughout. Electronics explains the fundamental structure and operation of the electronic hardware that underlies many automated processes in a treatment plant. It provides an introduction to electrical circuits, diodes, transistors, and transformers, which are explained in the context of device control.", "item_img_path" : "https://covers4.booksamillion.com/covers/bam/1/56/676/958/1566769582_b.jpg", "price_data" : { "retail_price" : "165.00", "online_price" : "165.00", "our_price" : "165.00", "club_price" : "165.00", "savings_pct" : "0", "savings_amt" : "0.00", "club_savings_pct" : "0", "club_savings_amt" : "0.00", "discount_pct" : "10", "store_price" : "" } }

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