{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"IEC 60268-9 Ed. 1.0 b:1977, Sound system equipment. Part 9: Artificial reverberation, time delay and frequency shift equipment","author_name":"IEC TC/SC 100","thumbnail_url":"https://www.ebooknetworking.net/books/B00/0Y2/bigB000Y2SGCS.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B000Y2SGCS.html\">IEC 60268-9 Ed. 1.0 b:1977, Sound system equipment. Part 9: Artificial reverberation, time delay and frequency shift equipment</a>","width":400,"height":300}