Transformers

Q1: A special transformer used to convert unbalanced signals to balanced signals is the

A balun

B autotransformer

C center-tapped transformer

D step-across transformer

ANS:A - balun

A balun is an electrical device that converts between a balanced signal (two signals working against each other where ground is irrelevant) and an unbalanced signal (a single signal working against ground or pseudo-ground) and The origin of the word balun is balance + unbalance.



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