ATEM Television Studio HD
http://extrashot.co.uk/
Steve and Paul get hands on with the new Blackmagic ATEM Television Studio HD.
ATEM Television Studio HD is a live production switcher designed for both broadcasters and AV professionals. It includes 4 SDI and 4 HDMI inputs so you can connect up to 8 sources, and it supports all formats up to 1080p60.