{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Phase Lock Loops for Direct Current Motor Speed Control","author_name":"Dana F. Geiger","thumbnail_url":"https://www.ebooknetworking.net/books/047/108/big0471085480.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-0471085480.html\">Phase Lock Loops for Direct Current Motor Speed Control</a>","width":400,"height":300}