In an improved vortex shedding flowmeter {HEAD ~ each} of the transducers is connected to {TAIL ~ a separate transformer} and the outputs of the two transformers are interconnected to yield the phase change 
In an improved vortex shedding flowmeter { HEAD ~ each } of the transducers is connected to { TAIL ~ a separate transformer } and the outputs of the two transformers are interconnected to yield the phase change
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH