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Oscillator

  A circuit diagram of an opamp in a oscillator configuration is shown in Figure 18. This circuit uses positive feedback (note the connection from the output terminal to the + input). This circuit produces a square wave.

PSPICE file: osc1.sch.


  
Figure 18: Oscillator circuit.
\begin{figure}
\begin{center}
\epsfig{file=images/opampimg6.eps}\end{center}\end{figure}



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