Tube 12ea 6GK6 4NIB tstd amp radio amplifier ham $48.10 USD Sold on: 2013-Feb-26 Marketplace: eBay 2 Treasure 0 Trash 100% Detail: From several lots of tubes previously purchased, here are twelve tested 6GK6 tubes made by various mfrs; NIB are RCA and Sylvania. These tubes test good/very good on a Sencore Mighty Mite TC162. More Relevance Historical Items
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