This is a list of all the nixie tubes I have that do not have an associated model number.

Unknown 1 <p>This is an unknown Rodan tube that just has the characters 'A' and 'R' in it. It uses the same envelope as the GR-201</p>

Leave a Reply

Your email address will not be published. Required fields are marked *

This site uses Akismet to reduce spam. Learn how your comment data is processed.