The principal control element of {TAIL ~ the battery analyzer} is a microprocessor chip which interrelates with a keyboard for receiving data from {HEAD ~ an operator} 
The principal control element of { TAIL ~ the battery analyzer } is a microprocessor chip which interrelates with a keyboard for receiving data from { HEAD ~ an operator }
OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD