Grant, I also have a trio of Tungram 12AU7/ECC82.
You are very keen in your observations, oh wise one. As far as mine go, not only are they very similar in tone to Mullard - they ARE Mullards - manufactured in the Blackburn factory and labeled Tungsram!
You are very keen in your observations, oh wise one. As far as mine go, not only are they very similar in tone to Mullard - they ARE Mullards - manufactured in the Blackburn factory and labeled Tungsram!