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They are Electro-Harmonix gold pin 12au7, made in Russia.
Thank you!
-Hukk
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Topic - How long will my new 12au7 tubes take to break in? - hukkfinn 10:10:07 07/26/12 (2)
- RE: How long will my new 12au7 tubes take to break in? - paulmah@hotmail.com 20:22:06 07/27/12 (0)
- 2 seconds if your drop them. A few hours if you listen to them. (nt) - Chris O 14:34:59 07/26/12 (0)