Blackmagic Design
Eight SDI channels on one Thunderbolt cable, for multi-camera recording or playout from a laptop.
Like the Duo, it needs Blackmagic's Desktop Video drivers on the computer.
BirdDog
Takes an NDI source off the network and puts it on a screen over HDMI, with no computer at either end.
Blackmagic Design
Four SDI channels for a laptop, each one in or out, by way of an OWC Thunderbolt box with the card already in it.
Blackmagic Design
Clean SDI and HDMI out of a laptop, for playback and edit software that knows what to do with it.
Blackmagic Design
The other direction: SDI or HDMI into a laptop over Thunderbolt, for recording, streaming or a video call that has to look like telly.
