Here’s a challenge - what’s this machine?
(Answer at 9:53 of the video below)
Here’s a table of Heathkit machines:
Here’s the full video - a good tight edit compared to many wandering-around videos of these kind of meets:
There are many PC compatibles, and Apples, also the other usual suspects from Tandy, Commodore. Not so much from Atari but I did notice a Portfolio. And this, from Acorn: