History of the manufacturer
Master Sodium, Electro Chemical Laboratories; New York & San Francisco
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Both will display your name after an officer has activated your content, and will be displayed under «Further details ...» plus the text also in the forum.
| Name: | Master Sodium, Electro Chemical Laboratories; New York & San Francisco (USA) |
| Abbreviation: | mastersodi |
| Products: | Tube manufacturer |
| Summary: |
Electro Chemical Laboratories Tube brand: Master Sodium Unusual externally frosted bulb hard detector tube made c. 1923. Photo of tube and box on page 57 of George Fathauer's book "Radio Tubes and Boxes of the 1920's". Also listed on page 362 of Tyne's "Saga of the Vacum Tube" |
| History: |
This manufacturer was suggested by Fin Stewart.
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| Data Compliance | More Information |