ELEC 225 Class Notes, Fall 2009

August 26: Questions about background and What is new in ELEC 225?

September 14: Voltage divider and bridge circuit applications: Lab 3 from ELEC 120

September 23: Notes on the node-voltage method

September 30: Final exam schedule

September 30: An optional session for help with solving simultaneous equations with your calculator will be held on Monday, October 5, 7-8 PM in Dana 305.
A document is posted on Blackboard under Course Materials with tips for using the TI-89 to solve EE problems.

October 5: Notes on the mesh-current method

October 14: Methods for finding Thevenin model

October 28: Internal circuit diagram for 741 op amp

November 2: History of 741 op amp

November 11: Chapter 6 summary

November 16, 18, & 23:

• Review of sinusoids
• Sinusoidal response of circuits
• See document posted on Blackboard under Course Materials with tips for using the TI-89 to solve circuits with phasors and impedance.

November 30:

• See document posted on Blackboard under Course Materials with tips for using the TI-89 to solve circuits with phasors and impedance.
• The following link also has steps for complex number computations with the TI-89 and TI-83/84:
  http://www.tc3.edu/instruct/sbrown/ti83/complx89.htm
• Optional session for help with using your calculator to perform complex number computations will be held as follows:
  Tuesday, Dec. 1, 7-8 PM in Dana 305.

December 7:

• Illustrations of sinusoids and phasors
• Rotating phasors
• Notes on sinusoids, phasors, and impedance from Portland State University
• The final exam for ELEC 225 is scheduled for Thursday, Dec. 17 from 8:00 - 11:00 AM in the classroom that we meet for lectures, BRKI 066.
  • The exam will be cumulative, open-book and open-notes, and you should bring a calculator.
  • Please contact me if you would like to meet during the week of Dec. 7-11 and we will arrange a meeting time.