Disclaimer & Copyright
This is a non commercial/non profit web site.
All text and most images contained herein are owned by and are Copyright © 2004-2021 The Cathode Ray Tube site.
The textual content and some additional pictures of this web site are gathered over the years from many sources on the Internet, books, leaflets and is still growing. From some old B&W pictures on this website the legal owner(s) could not be found after extended research, and can still be under Copyright, even after all those years.
This old B&W content like photographs or schematics are for educational use only, and is not intended to be used otherwise than on this web site. I apologies for the use of this content if the legal owner has problems with this use, please contact me. I will remove it immediately if necessary, or give the appropriate textual credits to the pictures.
Although I try to find the most reliable information, I can not exclude that all the textual content is historical correct, in spite of all research, due to the age of the techniques and the many different sources. Glitches in the text are also possible since English is not my native language, I appreciate corrections if needed.
This site contains links to other web sites, The Cathode Ray Tube site is not responsible for the practices or the content
of such web sites. A link does not imply endorsement of, sponsorship of, or affiliation with the linked site.
Links to The Cathode Ray Tube site are encouraged and do not require permission, although notification would be appreciated.
The Cathode Ray Tube site is not responsible for the accuracy of the content of any externally linked website or of
any web page that links to our site. Although I checked all links before placing, The Cathode Ray Tube site is not responsible for any damages that may arise from using published third party links.
The use of content, please read carefully!
Reproduction, downloading, or further distribution of content from this website is free but Fair Use only, permitted for personal and/or educational use. For reproduction of content, appropriate credits - The Cathode Ray Tube site- must be given, if possible with a link to this website. Look below for the exceptions of content use.
Non private, non profit users.
Please contact me for permission of content use by the e-mail address on the bottom of this page. In case of permission I appreciate to mention this use on the contributions page too.
For reproduction of content, appropriate credits - The Cathode Ray Tube site - must be given, if possible with a link to this website. A small fee will be appreciated as a support to maintain and extend this website.
Commercial use of content is normally NOT permitted, contact me for special (like educational) occasions.
For reproduction of content, appropriate credits - The Cathode Ray Tube site - must be given, if possible with a link to this website. If permission is granted, a small fee will be appreciated as a support to maintain and extend this website.
Distribution by other web sites.
Only a restricted amount of content may be used by webmasters of other websites with the same interest, contact me before use in order to get permission. For reproduction of content, appropriate credits - The Cathode Ray Tube site - must be given, if possible with a link to this website.
Exceptions of content use.
Downloading, distribution, publication or other use of all B&W early photographic or schematic content present on this website is NOT permitted for the reasons described in the disclaimer text above.
Other exception are pictures which are not my property and have a clear courtesy description of origin and (or) owner, use of these pictures is permitted only after authorization of that owner.
Use for auctions.
Do NOT use ANY content from this website for your own benefit on auction sites, you can use a link to this site or page for reference instead.
If you have any further questions, please drop me a line.