Audio Research SP-11 HV Regulator - diyAudio
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Old 19th April 2013, 05:48 PM   #1
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Join Date: Apr 2002
Location: Llanddewi Brefi, NJ
Default Audio Research SP-11 HV Regulator

Getting back to this. Here's the HV Regulator in its original form:

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When I ran the bode plot, it looked a little lumpy and I thought it might be overly fussy compensation and snubberizing. I eliminated these networks a la, and added compensation to the lower leg of the potential divider:

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So here are the before and after bode plots:

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Old 19th April 2013, 06:59 PM   #2
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Did you simulate open loop response? If yes, how did you open the feedback loop?
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