Mazda Vacuum Tube 6SJ7-GT

Thank you for looking.

This is a Mazda vacuum tube, model 6SJ7-GT.

I do not have testing equipment or a working environment, so I have not been able to check for power or sound output.
This item is untested, so please understand that it is being sold as junk and as-is.

[No operation guarantee]
Please confirm this before purchasing, for example, if it is suitable for collection.

This item has been stored long-term in a cool, dark place for likely over 40 years.
Please check the photos for the condition.
Everything shown in the photos is included.

Thank you for your consideration.