The Focus Fusion Society Forums Lawrenceville Plasma Physics Experiment (LPPX) Switches Used for the Z-Machine Reply To: Contour Crafting – Radical change in housing

#8939
Aeronaut
Participant

Breakable wrote: Nice thing about vacuum tubes is that they are kind of DIY, unlike transistors.
http://www.youtube.com/watch?v=gl-QMuUQhVM

Some problems with tubes are that they’re huge and sensitive to mechanical shock.