Technical data The bridge rectifier with Cobra SMARTsenseArticle no: P1378369 ![]()
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Principle Rectifier circuits with individual diodes can only use one half-wave at a time for alternating current. The bridge rectifier avoids this problem by connecting four diodes in such a way that one current path is open for each half-wave. Benefits
Tasks Investigate the operation of a bridge rectifier by trying out different polarities for direct and alternating current. Learning Objectives After the students have learned about the rectifier effect of a diode, this experiment should help them understand how the bridge circuit, which is primarily used in practice, works. They should learn that by using 4 diodes in a bridge circuit, it is possible to ensure that the current flows in the same direction through the working resistor during each half-cycle of the alternating current.
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