| http://www.w3.org/ns/prov#value | - In the embodiment of the FIG. 3, the storage capacitor C1 must be designed--in a 220 V line voltage system--for 310 V with a capacitor of 3.4 ??F. In the circuit of FIG. 5, the capacity is 19.2 ??F, with an operating voltage of 115 V. The correction capacitor C3 is an additional element, thus making the overall circuit somewhat more costly.
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