I would have guessed you'll need a PCI card with a TV 'tuner' in it. The type that allows you to watch/record TV. The output from the video/camcorder/antenna will all be the same to the card on the PC.
Samsung Galaxy S8 review
1995-2015: How technology has changed the world in 20 years
This 2D animation about monsters is illustrated in a Van Gogh painterly style
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Synology invites you to visit them at Insomnia on 26th – 29th August. Book your tickets now and visit Synology.