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NU 67 PSU
Author: Jaume Figueres
Date: 06/14/2013
Hi,
I just changed the tube from my u67, but I measure 5,7Volts on heater....I try to find the potentiomemter on the PSU...but there's no one!! (I can't see it at least).

How can I adjust heater?
psu model is
NU 67 sn 13678

thanks  
 
Reply
Jaume Figueres
06/14/2013
Uwe Sattler/NeumannUSA
06/14/2013