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| Figure 16-9 Single-phase rectification: (A) Single-phase, half-wave circuit; (B) single-phase, full-wave circuit; and (C) bridge circuit (single-phase, full-wave). |

| Figure 16-10 Six-phase rectification with twelve half cycles. |

| half cycles. The three-phase supply can be transformed into a six-phase supply that will produce dc from twelve half cycles (Fig. 16-10). |

| Contact or disc rectifier. These devices (Fig. 16-11) have the property of allowing current to pass through the contact surface of two materials much more easily in one direction than in the other. The contact surface |

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