Lot of 6 IN-18 Nixie tubes. Every tube and every digit was tested. Businkaolaya - IN-18 nixie tubes testing process - YouTube.
Video will open in a new window. Check my listings for K155ID1 nixie driver. The item "IN-18 IN18 Nixie tubes Lot of 6 pcs NOS" is in sale since Monday, September 25, 2017. This item is in the category "Consumer Electronics\Vintage Electronics\Vintage Audio & Video\Vintage Parts & Accessories\Vintage Tubes & Tube Sockets".The seller is "businkaolya" and is located in Ural. This item can be shipped worldwide.