{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"IEC 60457-3 Ed. 2.0 b:1980, Rigid precision coaxial and their associated precision connectors. Part 3: 14 mm rigid precision coaxial line and ... Characteristic impedances 50 ohms and 75 ohms","author_name":"IEC TC/SC 46F","thumbnail_url":"https://www.ebooknetworking.net/books/B00/0Y2/bigB000Y2LIWI.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B000Y2LIWI.html\">IEC 60457-3 Ed. 2.0 b:1980, Rigid precision coaxial and their associated precision connectors. Part 3: 14 mm rigid precision coaxial line and ... Characteristic impedances 50 ohms and 75 ohms</a>","width":400,"height":300}