| http://www.w3.org/ns/prov#value | - In FIG. 2B, it is seen that a substantial voltage dip shown at 13 occurs in the supply line AC voltage waveshape during each cycle or half cycle thereof at the point where the phase control device turns-on and supplies a portion of the cycle or half cycle supply current to a light or other apparatus being controlled via the dimmer switch phase control device.
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