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(1) Tested National Union NY- 227 Type 27 Tube Engraved Base Foil Getter Globe

(1) Tested National Union NY- 227 Type 27 Tube Engraved Base Foil Getter Globe

Tested and Guaranteed

$22.95 USD

$22.95 USD

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(1) Tested National Union NY-227 Tube (Type 27) Engraved Base Globe Tube.

Screen mesh plate with a square foil getter.

This tube tests well above NOS ratings.

There is a scratch on the side of the base (see photo 3), this is not a crack.

Tested on a calibrated Hickok TV-10 military tube tester with no shorts and no leaks with the following results:

Gm Test = 1125 micromhos

Minimum pass/good = 630

Average NOS rating = 945

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