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In this video I show you what transformerless sources are like, I also explain the limitations of this type of sources and the electrical risk they have. Subscribe it's free. For fans of the channel Facebook page with more content: / recalibrandovideos For the theoretical part of the video, the following sites were consulted: https://es.wikipedia.org/wiki/Fuente_... https://www.sysadminsdecuba.com/2020/... https://es.scribd.com/document/441921... http://electgpl.blogspot.com/2018/11/...