Marvin 12A Maybe NOS

By | February 21st, 2018|Categories: ItisHifi - Vintage|Tags: , |

I picked up these two maybe new old stock 12A tubes. Made by RCA as are the Cunningham tubes. The packaging on these is really nice but I hate stickers on my tubes. No etching on the base and only a faint 12A on the tops of the tubes.  At least I do like the logo.