The Cathode Ray Tube site
History and Physics Instruments
Last update 1-12-2013
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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-off's until the last produced modern CRT of this time.
Use the menu scope buttons to navigate on the website.
join the CRT site
The last additions or changes are;
Added on the second Geissler page two new tubes
Added X-Ray second page a huge Müller watercooled X-ray tube
Added new a fourth geissler tube page
Added several new Geissler tubes on the second Geissler tube page
Added Crookes new mill tube
Added new Puluj tube on the X-ray tube page
added X-ray tube stand picture on X-ray page
Added new X-Ray Ion tube on the second X-Ray tube page
Added two new Geissler rotators on the rotator page
Added new spectral tubes on the fourth Geissler tube page
Added a new Geissler tube on the second Geissler tube page
Added two long Geissler tubes on the Geissler tube page
Added a Zöllner tube on the Crookes page