[[File:b2MAN_Fig107.png|thumb|300px270px|The lower section of a test panel.]][[File:b2MAN_Fig108.png|thumb|400px480px|The Edit Plot List dialog.]][[File:b2MAN_Fig109.png|thumb|400px350px|An Op-Amp circuit with two voltage probes.]][[File:b2MAN_Fig110.png|thumb|400px600px|A Cartesian graph showing the input and output voltages of the Op-Amp circuit.]]
==Setting Up Circuit Observables==