This thread is dedicated to the forerunners of audio (telephones too) and all things HiFi Western Electric their advances in tube audio amplification and the first transistor (bell labs) made what you and I are listening to right now possible. From their exalted amps, speaker designs to tubes...

I recently got a TTVJ portable hybrid tube amp and i love it atm but there are a few things i have a questions about help would be most apprecieated.   First are there any specifics on how to do the blue tac mod for the microphonics of the tube like under the tubes or over or inbetween ect...