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MCS,PHD
Argosy University/ Phoniex University/
Nov-2005 - Oct-2011
Professor
Phoniex University
Oct-2001 - Nov-2016
The resistors in the difference amplifier shown in Fig. 5.15 are
Â
 The signal voltages
 are 8 and 5 V, respectively, and VCC = ± 20V.

a) Find ![]()
b) What is the resistance seen by the signal source
?
c) What is the resistance seen by the signal source
?
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