{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"A Switching Transistor D-C to A-C Converter Having an Output Frequency Proportional to the D-C Input Voltage","author_name":"G.H. Royer","thumbnail_url":"https://www.ebooknetworking.net/books/noimage.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B002WU4D4K.html\">A Switching Transistor D-C to A-C Converter Having an Output Frequency Proportional to the D-C Input Voltage</a>","width":400,"height":300}