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WHAT IS SYSTEMS ENGINEERING?
THE TD2 RADIO RELAY SYSTEM
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action alternative analysis applied approach block called channel Chapter choose combination complete components consider continuous cost creative criterion decision defined definition demand detailed determine discussed economic effect environment equal equation example existing expected experience fact factors field frequency function gain give given graph human ideas important income increase individual input interest kinds limited means measure methods nature objectives operations organization output performance phase physical planning possible practical preference present probability problem profit properties questions ratio reason received relation requirements satisfy scale shows signal simple sometimes specific standard step studies systems engineering technical techniques telephone theory thinking tion unit usually utility variables wanted York