[ARC5] Tube Nomenclature Questions

[Neil]

> I'm somewhat ignorant about tube nomenclature. Consider:
> 
> JAN CRC 6SK7Y
> 
> Is the CRC the Navy Manufacturer's code? Does anybody have a table of the
> common ones?
> 
> Also, is there some reference for the suffix letters ( I know what GT and
> G mean, but what about the other possible letters)
> 
> 
> Thanks,
> 
> -John
>

This may answer the suffix letter question:

http://en.wikipedia.org/wiki/RETMA_tube_designation

and for info about some specific tubes:

http://en.wikipedia.org/wiki/List_of_vacuum_tubes

73 de Neil ZL1ANM