# Power plant magic

**URL:** https://forum.psaudio.com/t/power-plant-magic/20084
**Category:** Power Components
**Created:** [November 14, 2020, 4:56pm UTC](https://forum.psaudio.com/t/power-plant-magic/20084 "2020-11-14T16:56:06Z")
**Posts on this page:** 1
**Showing post:** 16

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### Author: ![John\_H](https://avatars.discourse-cdn.com/v4/letter/j/d6d6ee/32.png) [@John\_H](https://forum.psaudio.com/u/John_H)
#### Post date: [November 16, 2020, 12:40pm UTC](https://forum.psaudio.com/t/power-plant-magic/20084/16 "2020-11-16T12:40:05Z")

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Calibration settings are accessible and adjustable - please have a look at this thread:

> [@P20 calibration question](https://forum.psaudio.com/t/p20-calibration-question/11834/14):
>
> I see most of the point of the regenerator is the lowering of impedance and stable voltage It really doesn’t matter if the output is 230 or 230.1 or 231v, the stability will be the same as will the impedance In other words, don’t fret over ‘calibrating’ it, plus unless you have a calibrated volt meter you really have no reference

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