{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Transformers for Tube Amplifiers: How to Design, Construct & Use Power, Output & Interstage Transformers and Chokes in Audiophile and Guitar Tube Amplifiers","author_name":"Igor S Popovich","thumbnail_url":"https://www.ebooknetworking.net/books/098/062/big0980622387.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-0980622387.html\">Transformers for Tube Amplifiers: How to Design, Construct &amp; Use Power, Output &amp; Interstage Transformers and Chokes in Audiophile and Guitar Tube Amplifiers</a>","width":400,"height":300}