I retested the voltages for dissipation the still showed low.
I also swapped power tubes with some from a known working amp and there was no difference...
Announcement
Collapse
No announcement yet.
Search Result
Collapse
12 results in 0.0030 seconds.
Keywords
Members
Tags
-
I just re-checked the ripple voltage, it is now showing around 75Vac from CP14 to Ground. Not sure what's different possibly didn't get a good contact on...
Leave a comment:
-
-
Both tubes are sitting at -39V
Both R62 and R63 sit just above 460ohms, which is in the tolerance of the resistors
I don't have...
Leave a comment:
-
Both B+ and CP15 are the same connection so I would get the same result....
Leave a comment:
-
I just tested the Vac across those two points and they both read below 0.009Vac. While measuring these removing and placing the probe did affect the buzz....
Leave a comment:
-
So, both TP1 and TP2 are sitting around 342V. Do I now get to new caps to replace C31 and C32?
Leave a comment:
-
All pots to zero and PI tube removed buzz still continues unchanged in sound....
Leave a comment:
-
I don't have access to an o-scope sadly. Which caps are the filter ones on this amp?
I do have plenty of experience soldering and putting DIY...
Leave a comment:
-
Am I wrong in thinking that measure the resistance and voltage across B+ and pin 3 of the power tubes should give me this figure?? Because these are the values...
Leave a comment:
-
-
'65 Deluxe Reverb Amp Buzz
Hey guys,
I've just turned on my '65 Deluxe Reverb and it has a very loud buzz to it now. Tried changing power source incase it was dirty power,...
Leave a comment: