Capacitance multiplier in Zen Variations #9 - diyAudio
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Old 7th May 2013, 11:44 AM   #1
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Smile Capacitance multiplier in Zen Variations #9

Does anybody know how much capacitance simulates this capacitance multiplier used by Nelson Pass in Zen Variations #9?
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Last edited by george_ct; 7th May 2013 at 11:57 AM.
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Old 7th May 2013, 12:03 PM   #2
AndrewT is offline AndrewT  Scotland
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A lot.
It's the gain of the FET times the 220uF.
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Old 7th May 2013, 12:05 PM   #3
AndrewT is offline AndrewT  Scotland
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But, I would add a resistor in parallel to C3, to define the Vdrop across the FET as a percentage of Vin.
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