Transcription of The Oscilloscope and the Function Generator
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The Oscilloscope and the Function Generator
TheOscilloscope andtheFunctionGenerator:Someintroductory exercisesforstudents in theadvancedlabsIntroductionSomany of theexperiments in theadvancedlabsmake useof oscilloscopes andfunctiongeneratorsthatit is speci ablevoltageappliedover a speci abletime,such as a \sinewave" or \trianglewave" controlotherapparatusto,forexample,varya magnetic eld(superconductivity andNMRexperiments)senda radioactive sourceback andforth(M ossbauere ectexperiment),or actas a timingsignal, ,\clock"(phase-sensitive detectionexperiment).Oscilloscopes area type ofsignalanalyzer|theyshow theexperimentera pictureof thesignal,usuallyin theformof a learntheamplitude,frequency, andoverallshape of thesignalwhich may dependonthephysicsbeingexploredin themdateback to thebeginningsof electronicengineering,andtheirmoderndesc endants areoftendigitallybased,multifunctiondevi cescostingthousandsof exercisesis intendedto getyoustartedonsomeof thebasicsof operating'scopesandgenerators,butit takes a good dealof experienceto learnhow to operatethemwell andtakefulladvantageof ,whethertheoldanalogtype or thenewer digitaltype, have a fewcommonfeatures: A way to selecta waveformtype: sine,squ
types are made by Wavetek and Stanford Research Systems (SRS) and are identi able by the digital display and large number of panel buttons. An oscilloscope probe. A scope probe is not just a wire with a clip, but it has other circuitry in it to modify the signal before it passes to the scope input. In most of the advanced lab
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