18W Marshall Plexi

Marshall Amp Discussion

Moderators: pompeiisneaks, Colossal

tsutt
Posts: 264
Joined: Fri Jan 06, 2012 1:12 pm

Re: 18W Marshall Plexi

Post by tsutt »

Just how in the hell do you do that kind of work. Holy crap thats nice. Mine are kind of like shake and bake! :lol: :lol:
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ChrisM
Posts: 1169
Joined: Wed Oct 22, 2008 11:12 pm
Location: Toronto, Canada.

Re: 18W Marshall Plexi

Post by ChrisM »

Colossal wrote:Chris,

Did you use a capacitor just after the rectifier tube, but BEFORE your VRM circuit?
It went

Rectifier-->Stand-->VRM-->Cap

http://i1.wp.com/pdfelectronics.com/wp- ... ematic.jpg?
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ChrisM
Posts: 1169
Joined: Wed Oct 22, 2008 11:12 pm
Location: Toronto, Canada.

Re: 18W Marshall Plexi

Post by ChrisM »

Matt D wrote:Amazing build! Excuse my ignorance, but what are the 220k resistors off of the screen grids for?
Voltage divider at the screens to lower the screen voltage about 7V.

There is a big thread in the technical section about it.
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