This item is a vintage RCA 866A NOS (new old stock) tube, still in the original packaging and has never been used. The tube features a round silver plate and is considered a highly sought-after item for any vintage electronics enthusiast. The brand is RCA, and it was manufactured in the United States. This item is untested. 

Please see all photos for size, condition and details. Some boxes may be creased or dented. Please see our other listings for more great items.

We do our best to describe items as completely and accurately as possible. Please see all photos as they provide the best description of the condition of the item. Some boxes may have creases and or dents. If you need additional information, please send an eBay message before bidding. 

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