{HEAD ~ The secondaries} of the two transformers are connected together with rectification and filter circuitry to sum the secondary voltages and to yield an output voltage representative of the phase modulation and thereby of {TAIL ~ the flow rate} 
{ HEAD ~ The secondaries } of the two transformers are connected together with rectification and filter circuitry to sum the secondary voltages and to yield an output voltage representative of the phase modulation and thereby of { TAIL ~ the flow rate }
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