Not just through the antenna, it was literally a part of the video signal. Was in the 13 (I think) lines after the sync but before any image. If you have a VHS recorded from British Tele, you can actually use that to view it (depending on the quality of the tape.)
It was like browsing a plain text internet through a television. Data was quite literally received through the same antenna as the TV programmes.
Not just through the antenna, it was literally a part of the video signal. Was in the 13 (I think) lines after the sync but before any image. If you have a VHS recorded from British Tele, you can actually use that to view it (depending on the quality of the tape.)
Ahh, right those things. annoying they had a different name in every country.
Huh. Neat.