When TV first appeared it was a 30 line mechanical system pioneered by John Logie Baird. These days there are still 30 line TV enthusiasts, although now PCs can be used to do line conversion and reception.
See https://www.taswegian.com/NBTV/forum/
See also http://www.tvdawn.com/background/
13 Oct 2019
Subscribe to:
Post Comments (Atom)
No comments:
Post a Comment