SDI Hardware and Knowledge
http://www.extron.com/company/article.aspx?id=hdsdi_ts
http://www.belden.com/blog/broadcastav/The-Key-to-Video-Cable-Performance.cfm
http://www.jyebao.com.tw/pdfpath/RG59B-U.pdf
https://community.fs.com/blog/understanding-video-sfp-transceivers.html
Hardware
see
Coax cable with BNC plugs