A Methodology for Systems Engineering, Volume 24 |
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Page 72
... signal which is subtracted from the input to produce an error signal . The controller changes the error signal into a form needed to drive the process ; it may be as simple as an amplifier . Fig . 3-4 is just one of several types of ...
... signal which is subtracted from the input to produce an error signal . The controller changes the error signal into a form needed to drive the process ; it may be as simple as an amplifier . Fig . 3-4 is just one of several types of ...
Page 359
... SIGNAL - FLOW GRAPHS AS EXPOSITORY DEVICES We have shown that a signal - flow graph brings out the fundamental feedback nature of a cathode follower . A signal - flow graph is useful in many instances if it does nothing more than to ...
... SIGNAL - FLOW GRAPHS AS EXPOSITORY DEVICES We have shown that a signal - flow graph brings out the fundamental feedback nature of a cathode follower . A signal - flow graph is useful in many instances if it does nothing more than to ...
Page 420
... signal levels , assuming that the signal levels are equally probable and therefore uncorrelated . If a continuous signal is regarded as a sequence of points on an amplitude - time grid of arbitrarily fine mesh along both the amplitude ...
... signal levels , assuming that the signal levels are equally probable and therefore uncorrelated . If a continuous signal is regarded as a sequence of points on an amplitude - time grid of arbitrarily fine mesh along both the amplitude ...
Contents
WHAT IS SYSTEMS ENGINEERING? | 3 |
THE TD2 RADIO RELAY SYSTEM | 23 |
3 | 60 |
Copyright | |
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alternative analysis attenuation distortion basic behavior block diagram called channel Chapter circuit complete components cost creative creative technology criterion decision decision theory defined demand functions discussed economic environment environmental factors equation equipment evaluation example existing feedback field frequency given important income individual information theory inputs and outputs interval scale kinds laboratory level of measurement logical loop manufacture Mason's rule matrix means measure ment methods microwave minimax mixed strategy objectives operations research optimal organization payoff payoff matrix physical system possible preference probability profit properties prospectus radio ratio ratio scale relation requirements satisfy scale signal signal-flow graph specific standing plans studies subsystems systems engineering systems engineering process systems synthesis TD-2 system technical techniques telephone television theory tion transfer function transmission utility value system variables