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Old 13th Jan 2021, 3:07 pm   #7
mickm3for
Heptode
 
Join Date: May 2015
Location: Chatham, Kent, UK.
Posts: 947
Default Re: Help with FRG-7700 tuning problem needed

Hi its a well known fault with pll vcos covered in wax? the wax absorbes moisture and upsets the vcos i have in the passed used hot air /hairdryer to temp. overcome the problem perm fix remove wax but hot air proves fault is in the vcos this is why when left on for days it drove the water? out. I dont know if their is any indication ie dots on display if pll is unlocked on that rig if i can find out will post Mick
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