The Cathode Ray Tube site
History and Physics Instruments
Last update 15-2-2014
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Welcome to this website of old electronic glassware and Physics Instruments
On these 37 pages you will find my historic tube collection and a lot of background information.
Enjoy a trip through time when most of our modern electronic techniques were invented.
This website shows you the complete Cathode Ray Tube evolution of the past 150 years starting with the
Geissler tube with all it's spin-offs until the last produced modern CRT of this time.
Use the menu scope buttons to navigate on the website.
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The last 2014 additions or changes are;
Add new Geissler tubes on page2