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negative feedback loop and the like...


Marso

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In my quest for a new amp (I am getting closer and closer) I've encountered some interesting concept that I was'nt very familiar with, such as: -Negative feedback loop and Rectifiers...what exactly are those things and, what is best, having a neg. feedback loop or not? Is there always a rectifier in an amp? Is it always a tube?
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A rectifier is just a power transformer. It changes AC to DC. No, not all of them are tube.

 

Negative Feedback loops:

The amp takes a portion of the amp's output and re-introduces it at to a lower stage. Usually in the preamp. Basically, you sacrifice some gain for wider bandwidth, cleaner tone and more stability.

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I've heard of folks with Blues Jr's removing the negative feedback loop to give it more of a Vox vibe.....Myles....oh Myles.......??????
Down like a dollar comin up against a yen, doin pretty good for the shape I'm in
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