8 Vintage Raytheon 12AU7 Test Good/Strong-Black Plates

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  • Item Category: Tools
  • Source: eBay
  • Sold Date: Apr 18, 2009
  • Channel: Auction House
This auction is for eight vintage Raytheon 12AU7 tubes. Black plates, square getter. Matching date codes of week 51 of 1957. They test good to strong on a Jackson 648S at 115/115, 94/129, 120/115, 109/110, 85/113, 110/110, 112/100, and 111/110. 70 = minimum, 130 = maximum. Lots of good vintage tone left in these. Shipping is $5 to the lower 48. I do combine shipping.