Hand Made Vacuum Tubes by Claude Paillard
by Robert Gulley from The SWLing Post on (#3NXE8)
This is an amazing video - hand-made vacuum tubes! About 17 minutes long - well worth the watching if you have any interest at all in old equipment!
Enjoy!
Robert Gulley, AK3Q, is the author of this post and a regular contributor to the SWLing Post. Robert also blogs at All Things Radio.