(display tube) CX-299 Cunningham does not work
$ 5.99
(display tube) CX-299 Cunningham does not work 1930's
(UV-99 and UX-99 have a 3.3V @ .063ma Filament, UX base has smaller size pins)
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 CX-299 Cunningham does not work&Category=vacuum tube&ImageURL=http://cdn.shopify.com/s/files/1/0333/7633/products/1_60687bdb-6c23-408b-af59-038ba36b8ca5.jpg?v=1571439212){kind=link}
 CX-299 Cunningham does not work "Pin It")