06-07-2014, 10:44 AM
What does the chart say they should be?
As long as the tube shows both halves conducting, even below Good, the tube will work, even if a bit weak.
Both halves should be close in value though or you will sustain increased hum.
As long as the tube shows both halves conducting, even below Good, the tube will work, even if a bit weak.
Both halves should be close in value though or you will sustain increased hum.
![[-]](https://philcoradio.com/phorum/images/bootbb/collapse.png "[-]")
