Sunday, June 12, 2016

day 14 and 14.5


Showing how an op amp will behave if not powered. In this case there is no V- so The AC signal gets cut in half



We are assuming ideal op amps in this case and using node voltage to calc. Vo. Vb is 0 because  the voltage drop across the input resistor is 0.

This is the derivation for the equation for noninverting amplifiers

This was the circuit provided in the lab



This is the general equation for summing amplifiers

 This is the experimental set up 




 This is experimental data
-1V  was constantly set to Va so at a input of zero it makes sense that at x=0 that y=-1



Us imagining our grades.



Cascading op amps

This lab was long, came in on friday

our circuit
our values
more values
 
 whole circuit
wheatstone bridge

op amp

 another angle



Summary of op amp equations

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