6A  Fundamentals of Electronics IIA (3) CSU Lecture 3 hours.

Recommended Prerequisites: Electronics 4A and 4B and concurrent enrollment in Electronics 6B.

A detailed study of alternating current theory and applications.  AC waveforms, reactance, impedance, resonance, transformers, quality factor, magnetism, coupling, and filters are studied.  Emphasizes the solution of alternating current circuit problems.

6B  Fundamentals of Electronics IIB (1) CSU Laboratory 3 hours.

Recommended Corequisite: Electronics 6A.

Practical laboratory applications of the theories presented in Electronics 6A.  Experiments are performed to study alternating current parameters and components including capacitance, inductance, reactance, resonance, filters and transformers.  Use of oscilloscopes, function generators, and other lab instruments.  Computer aided circuit analysis.

Electronics 6A Course Outline

1. Analyze and diagram alternating current waveforms including amplitude, frequency, period, RMS and peak measurements.  Harmonics, Phase angle and introduction to the oscilloscope. Safety.
2. Identify and calculate magnetic units and parameters including fields, flux and flux density, field induction, shielding, Hall effect, permeability, B-H curve, hysteresis, electromagnetism, Induced current, and Lenz’s law.
3. Analyze alternating voltage and current.  Explain AC generation.  Calculate peak, peak to peak, and RMS conversions.  Calculate frequency, period and amplitude for various wave shapes.  Perform AC Ohm’s law calculations.  Investigate AC power distribution and 3 wire systems.
   
4. Analyze and/or diagram capacitance parameters including electric field, charging and discharging curves, types of capacitors, capacitors in series and parallel, stray capacitance.
5. Calculate capacitive reactance, evaluate AC and DC characteristics of capacitors.  Calculate reactance’s in series and parallel 
6. Capacitive circuits: Diagram current and voltage phase relationships.  Calculate series RC circuit parameters. Calculate parallel RC circuit parameters, coupling capacitors, capacitive dividers.
7. Inductance:  Identify self inductance, inductance of a coil, induced voltage, mutual inductance, transformers, core losses, stray inductance, testing coils.
8. Calculate inductive reactance in DC and AC circuits, evaluate the reactance equation.  Calculate series and parallel inductance and Ohms law  using inductive reactance.
9. Solve inductive circuits, radio and audio frequency chokes, phase relationship between voltage and current in an inductor.  Calculate series RL circuits, vector relationships, Q, and Impedance.  Identify motors and generators. Calculate power factor.
   
10. Calculate time constants, L/R time constants, RC time constants, phase relationships.  Plot charge and discharge curves, integrators, differentiators, and the universal time constant graph.
11. Compare transformer types, identify primary and secondary sides,  calculate impedance, turns, voltage and current ratios.  Investigate core construction and losses.
12. Solve series RCL circuit calculations that include phase relationships and vector diagrams.  Calculate impedance and series resonance.  Plot a curve illustrating series resonance.  Identify crystals as series and parallel resonant circuits.
    
13. Calculate parallel RCL circuits.  Include phase relationships, vector diagrams.  Impedance calculations, tank circuit calculations.  Plot a curve illustrating parallel resonance.  Calculate decibel voltage, current and power gain of filters.  Plot graphs of the frequency response of single and double pole filters.
    
14. Analyze low pass and high pass, band pass and band stop filters by calculating circuit parameters. Calculate using complex numbers and perform polar to rectangular and rectangular to polar conversion. Plot graphs of the frequency response of single and double pole filters.
15. Identify alternating current circuit applications and perform more AC circuit calculations using complex numbers. Demonstrate advanced oscilloscope operation.