Back to photostream

Tube amplifier

I pulled an old amp out of the cupboard and after replacing a couple of the tubes it worked fine. The blue fluorescence from electrons on the envelopes may indicate a problem, I am not sure. The speakers are my own design/build using SEAS and Bohlender Graebner drivers.

1,570 views
8 faves
3 comments
Uploaded on March 14, 2020
Taken on March 14, 2020