National Union 01A Vacuum Tube (UX 201A 301A) Dated 1937. Used. Tested Good.
National Union 01A Vacuum Tube (UX 201A 301A) Dated 1937. Used. Tested Good. National Union 01A Vacuum Tube (UX 201A 301A) Dated 1937. Used. Tested Good. National Union 01A Vacuum Tube (UX 201A 301A) Dated 1937. Used. Tested Good.

National Union 01A Vacuum Tube (UX 201A 301A) Dated 1937. Used. Tested Good.

USD 25.00 USD
SKU: ZIXkPODw
Brand: National Union
MPN: 01A
Condition: Used
Tags: 01A C-02 National National Union United States Vacuum Tube
Categories: Vintage Electronics

Specifications

BrandNational Union
TypeVacuum Tube
Model01A
Bin #C-02
MPN01A
Country Of OriginUnited States

It is marked "Made in USA" on the glass. It has a sticker on the glass from Dan McGrew Radio Service in Bellingham, WA. The label shows a test date of 3/21/1937. I tested the tube on my TV-3B/U tester where the minimum test for a good tube is 460gm.

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