Item: Cunningham CX-299.
Description: Clean. The Cunningham CX-299 is a UX base tube.
It has chrome glass. Base is engraved, tight and clean brass pins.
Logo. Used in antique radios 1920's and 1930's. Dealer label.
Dated June 1928.
No tube test data available for our Triplett 3413B tester.
The filament has been checked and is good.
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