Sold as a set of 6: RCA 12AU7 New Old Stock tubes (box flaps dated 9/60) that appear to be unused in the original boxes. These came to us via a large estate collection of studio gear. Matching date codes in excellent condition!
A premium lower gain preamp tube for amplification and transmitters requiring that smooth, warm performance.
These RCA Electron tubes were tested on an Orange DIVO VT100 Digital Tube Tester and all tested good. These were manufactured in the U.S.A. by RCA.
TEST RESULTS: Three of the tubes tested with a rating of 10, two at 15 and one rated at 8.
Free shipping within the continental US!