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National Union 2A3 Tube. Tested Strong On Tv 7Du.
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National Union 2A3 Tube. Tested Strong On Tv 7Du.

Starting price (see what it sold for on eBay ↗) $15.00 as of Aug 2, 2026
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Past Vintage Parts & Accessories auctions
Condition Used
Condition tiers New Used Refurbished Damaged Unspecified
Ships from ZIP 455**
harleybabe1974 564 ratings · 100.00% positive
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Description

From the seller
National Union 2A3 vacuum tube. Test strong at 72 with the minimum good being 38 on freshly calibrated TV 7DU.

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