{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Digital and Analog Communication Systems","author_name":"Leon W. Couch","thumbnail_url":"https://www.ebooknetworking.net/books/B00/79J/bigB0079JRPD0.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B0079JRPD0.html\">Digital and Analog Communication Systems</a>","width":400,"height":300}