Monday, 13 February 2012

The 5th lab on 2012-2-13




This lab, we first observed the non-chaotic and non-chaotic behavior of RLD circuit and then replaced the diode with capacitor to prove that the non-chaotic behavior of RLD circuit is right. Next, we observed the relationship between the chaotic behavior with frequency using analogue oscilloscope. Finally, we observed the relationship between chaotic circuit with amplitude using analogue oscilloscope. 

Part1 Non-chaotic behavior


Phase plot of non-chaotic circuit(diode D14002, 90.9KHz, 184mV )


The spectrum of output waveform  (diode D14002, 90.9KHz, 184mV )




Phase plot of non-chaotic circuit(capacitor, 90.9KHz, 10.2) 


The spectrum of output waveform 
(capacitor, 90.9KHz, 10.2V )
Part2 Chaotic behavior


Phase plot of chaotic circuit (D1N4002, 90.9KHz, 10.2V)


Spectrum of output waveform (D1N4002, 90.9KHz, 10.2V)
Part3 The relationship between chaotic behavior with frequency and amplitude.

The result observed by analogue oscilloscope is as same as that observed by digital oscilloscope, which shown in the result of lab3

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