3 ms·
Looks like we at a point right now at which we can make a vacuum tube: https://www.youtube.com/watch?v=EzyXMEpq4qw https://www.youtube.com/watch?v=EzyXMEpq4qw
by Koshkin 6y ago
Looks like we at a point right now at which we can make a vacuum tube:
https://www.youtube.com/watch?v=EzyXMEpq4qw https://www.youtube.com/watch?v=EzyXMEpq4qw