2359glenn | studio
Sep 27, 2015 at 4:22 PM Post #11,971 of 39,994
What is the voltage drop with a 596 and why does voltage drop matter?
 
Sep 27, 2015 at 5:55 PM Post #11,972 of 39,994
What is the voltage drop with a 596 and why does voltage drop matter?

 
The voltage drop of a 596 is about the same as a 5U4 50volts this drop changes the B+
changing the operating point of the amp tubes. This is why rectifiers sound different
Different voltage drops. No sound goes through the rectifier it just changes AC from the
Power transformer to DC.
I like tubes with the lowest voltage drop Damper diodes and tubes like GZ34 . GZ37
3DG4
Some guitar amps use this voltage drop to cause sag in the B+ causing desired distortion.
 
Sep 27, 2015 at 6:04 PM Post #11,973 of 39,994
Thanks Glenn.
 
Sep 27, 2015 at 9:46 PM Post #11,974 of 39,994
The voltage drop of a 596 is about the same as a 5U4 50volts this drop changes the B+
changing the operating point of the amp tubes. This is why rectifiers sound different
Different voltage drops. No sound goes through the rectifier it just changes AC from the
Power transformer to DC.
I like tubes with the lowest voltage drop Damper diodes and tubes like GZ34 . GZ37
3DG4
Some guitar amps use this voltage drop to cause sag in the B+ causing desired distortion.

You use 3dg4s in your amps?
 
Sep 27, 2015 at 10:05 PM Post #11,977 of 39,994
Hi Glenn - any sexy amp porn pics from my 300B amp build that can be shared with the rabble (your rabid attack fanbase)?
wink_face.gif

 
Sep 27, 2015 at 10:24 PM Post #11,978 of 39,994
Yes the 5r4 brimar was very nice.
Wonder what this has to do with me loving the cossor 53KU fat bottle? Or the we422a.

The real 53KU or fat bottle from Cossor are very good too.  The Mullard 53KU or GZ37 are one step behind but it really
depend the type of music you playing.  I like rock and pop better with the Mullards and Jazz vocal with Cossor or potato smasher 5r4gy.
 
Sep 28, 2015 at 6:17 PM Post #11,983 of 39,994
My list is going to get soooooo much bigger...because i can't stay away from my new amp   
very_evil_smiley.gif

 
Sep 30, 2015 at 6:11 PM Post #11,984 of 39,994
Good lawrd  
eek.gif

 
Who would have thunk the HD800's to have this much bass slam!
 
Very punchy and such a sweet sound!
 
Props to you, Glenn  
smile.gif

 

 
RCA 42EC4......Tungsol 5998........Ken Rad 6SN7GT Black Glass
 
I am also so happy to report,  everything is dead quiet...no hum at all.
 
Now back to enjoying the music.
 
Sep 30, 2015 at 6:54 PM Post #11,985 of 39,994
  Good lawrd  
eek.gif

 
Who would have thunk the HD800's to have this much bass slam!
 
Very punchy and such a sweet sound!
 
Props to you, Glenn  
smile.gif

 

 
RCA 42EC4......Tungsol 5998........Ken Rad 6SN7GT Black Glass
 
I am also so happy to report,  everything is dead quiet...no hum at all.
 
Now back to enjoying the music.

 
That's looking so nice.
 
My project next year. Do you mind me asking the ruff build price so I can budget?
 
How do you find that rectifier compared to others you have tried?
 

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