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Buck & Boost Autotransformers - Short 126

In today's short podcast, Bryan discusses buck-boost (auto) transformers and what they do.

Autotransformers are not automatic; the "auto" prefix comes from the fact that autotransformers only have one inductive winding. That winding is shared by the primary and the secondary, so it is not an isolation-type transformer. These transformers run current through the same winding used for induction.

Buck-boost transformers rise or decrease voltage. When the transformer "bucks," it decreases voltage from primary to secondary, and a "boost" increases the voltage from primary to secondary. In other…

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