26:51

Testing The 50 Year Old Mercury Arc Rectifier

46:14

X-Ray micro-CT scanner teardown

28:15

Spectrum Analyzers Step by Step (029c)

17:28

Rotating anode x ray tube / constructions and working principle

14:09

I make solar generator from a mirror pan wok

2:12

Production of X Rays

24:21

History of X-rays

35:57

This little TV uses tubes instead of transistors