Fisher X-100-3 how to set phase inverter votage?

ferninando

Lunatic Member
oops voltage.
DG pls help.
no instructions in svc mnl.
What is the purpose of the PI adjstment
Looks like measure V on plate of the input PI tube for 105VDC. But ???
7189 out puts all others 12ax7. each PI is a dual. pins are 1 and 6 i think(grids).
Need to know.
thanks
 
Last edited:
thanks for that Patrice, helped alot.
Now to get both chs to pass equal amplitude sig.
Driving me bonkers.
 
Back
Top Bottom