Transcription of The Oscilloscope and the Function Generator
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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 areo
to select the frequency, and then set the amplitude knob (\Ampl" or \Attenuator") at about 12 o’clock, with any attenuator switches set at 0dB. DIGITAL (SRS DS345) Use the 4, 5 buttons under the FUNCTION menu to highlight the sine function symbol. Press the FREQ button, and then key in \1" followed by the 4
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