Apparatus whose measurement means consists solely of electronic components, measures the power taken by an electrical load connected to an alternating source of electricity supply in such a manner that the power sensed or {HEAD ~ energy} accumulated is in {TAIL ~ agreement} with the same measurements as performed by a conventional rotating disc electromechanical meter 
Apparatus whose measurement means consists solely of electronic components , measures the power taken by an electrical load connected to an alternating source of electricity supply in such a manner that the power sensed or { HEAD ~ energy } accumulated is in { TAIL ~ agreement } with the same measurements as performed by a conventional rotating disc electromechanical meter
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