The large screen Oscilloscope might be an Airmec.
We had a large screen Airmec oscilloscope at college when I did my City & Guilds day release course but I can't remember if it was the same as the one in the video.
EDIT: Yup, I was right, an Airmec 279 is shown in this link:
https://worldradiohistory.com/hd2/ID...h=%22airmec%22
Lawrence.