{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"How to Adjust the Tuned Circuits of a Tuned Radio Frequency Receiver (Radio Service Bulletin No. 9 and 10)","author_name":"Sprayberry Academy of Radio","thumbnail_url":"https://www.ebooknetworking.net/books/B00/8ZT/bigB008ZT45HW.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B008ZT45HW.html\">How to Adjust the Tuned Circuits of a Tuned Radio Frequency Receiver (Radio Service Bulletin No. 9 and 10)</a>","width":400,"height":300}