{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Excitation of the traveling wave tube","author_name":"Bernard Friedman","thumbnail_url":"https://www.ebooknetworking.net/books/B00/YY1/bigB00YY168OI.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B00YY168OI.html\">Excitation of the traveling wave tube</a>","width":400,"height":300}