EE 43 100 FINAL AAudio N AUDIO AMPLIFIER EE 40 FinalPROJECT Lab An Ampli er Part 1 Power Supply Report 1 Analyzing The Transformer Sketch Vout Voltage V 20 10 8 16 10 20 1 24 32 Time ms EE Final Project Audio Ampli er Amplifier Part I EE43 100 40 Final Lab An Audio 2 What is the maximum voltage you see at Vout What is the minimum Howvdoes the waveform di er from your expectations and why is it this way 2 Adding In The Bridge Recti er Sketch Vout Voltage V 20 10 8 16 24 32 Time ms What is the maximum voltage you see at Vout What is the minimum What is the frequency of Vout Why EE Final Project AudioAmpli er Amplifier Part I EE43 100 40 Final Lab An Audio 3 3 Analyzing The Bridge Recti er Sketch Vout Voltage V 20 10 8 16 24 32 Time ms What is the average voltage seen at Vout 4 Bridge Recti er Ripple Use your oscilloscopes to measure Vripple for this very simple AC to DC converter What is the frequency of this ripple voltage 5 Linear Voltage Regulator Sketch Vout EE Final Project Audio Ampli er Amplifier Part I EE43 100 40 Final Lab An Audio 4 Voltage V 10 20 10 5 8 16 24 32 Time ms What is the average value DC component of Vout What is Vripple 6 Response To A Changing Load Sketch Vout and IL on the same axes IL mA 300 200 100 Vout V 12 3 5 3 12 2 5 2 12 1 5 1 5 0 12 4 9 11 9 11 8 4 8 11 7 4 7 0 8 16 24 32 Time ms Approximately how long does the v reg take to stabilize the output voltage EE43 100 40 Final Lab An Audio EE Final Project Audio Ampli er Amplifier Part I 7 5 E ciency Output power measurement Average input power measurement and calculation What is the total e ciency including the transformer Why is this e ciency so low Where did all the excess power go How can we build a better AC to DC EE Final AudioAmpli er Amplifier Part I EE43 100 40 Final Lab Project An Audio converter 6
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