Hardware Pick: Blackmagic Web Presenter
Alex Lindsay's pick of the week on MacBreak Weekly 553 is the Blackmagic Web Presenter. This will make any professional SDI and HDMI video source appear as a USB webcam to your computer. It includes SDI and HDMI inputs, and XLR microphone input, HiFi audio input, and Teranex quality down conversion that will convert any SD, HD, or Ultra HD video source to 720p.
The Blackmagic Web Presenter costs $495.