TECH 3821
TECH 3821
Industrial Electronics
Fall 2026

Instructor Info

Daniel Kohn
Email: dekohn@memphis.edu
Office ET218
Office Hours

Course Info

Course Policies
GradeWatch Access
Submit Assignments

Textbooks

All About Circuits Vol III - Semiconductors
Lessons In Industrial Instrumentation (for 2nd half of course) (Tony R. Kuphaldt) / CC BY 4.0

Course Outline

DateTopicReadingHandoutsAssignments
Aug 25Welcome
Course Policies
   
Aug 27Intro to Industrial Control Class Notes (Intro To Control)

F-22 Raptor Crash
 
Sep 1 Switches, Relays, Motor Starters
Prox Switches
(no lab today)

Switches 101

Honeywell Basic, Toggle, and Rocker Switches

ABB Limit Switchs

Banner (Prox and Photo)
Class Notes (Switches and Relays)

Class Notes (Switches and Relays - with animation intact)

Class Notes (Prox Switch - with animation intact)

Class Notes (Prox Switch Applications)
 
Sep 3Transistors, Relay Drivers, Back EMF, Opto-Isolators, FETs, H-Bridge, PWM, IGBT's Transistor as a Switch

Opto-isolators

MOSFET as a Switch

H-Bridge intro

H-bridge in depth

H-Bridge Schematic

Pulse Width Modulation

Discrete IGBTs (Insulated Gate Bipolar Transistors)

IGBT's

IGBT or MOSFET: Choose Wisely

Snubber Diode Video

Class Notes
Class Notes

Lab #1 - Relay Ladder Logic (Start/Stop Motor Starter). Due end of lab.
Sep 8Diodes, SCR's, Diacs and Triacs

Start of Op Amps
Diode Review
Rectifier Review
SCR's
Diacs and Triacs
SCR vs TRIAC's
Class Notes 
Sep 10Op Amps (Cont)

Start of A2D / D2A
Op Amps Reference

Instrumentation Amps

PID Control Circuit

Class Notes

Class Notes

Successive Aprox Spreadsheet
Lab #2 - Relay Driver.
Sep 15A2D / D2A Class Notes

Successive Aprox Spreadsheet
 
Sep 17A2D Calculations Class Notes

Class Notes

Note: these notes are similar to what we did in class, but not the same problems
HW #1 - Due start of class Sep 24

Lab #3 - Lab and Excel Spreadsheet due at end of of next week's lab (two week lab).

If instructor is not available, record your demo, put on youtube and put active link in spread sheet before submitting. Demo should show the full range of the ADC (start at zero and go to 255 by turning potentiometer from one stop to the other). Leave paper copy of lab under instructor's office door (ET218).
Sep 22Temperature MeasurementChp 21Class Notes 
Sep 24Pressure Measurement

Level Measurment

Test #1 (Take Home)

(up to and including SCR's Diacs and Triacs and Labs 1 and 2.)

Chp 19

Chp 20
Class Notes

Class Notes
Test #1 - The test is open notes, open book, open references.

Suggest printing it out, working the problems then coming back to the page, fill in the answers on line and submitting.

The Login is your last name (first letter of your last name is capitalized), and the password provided via email for Gradewatch.

Test opends at start of class and is due by start of class on Thursday Oct 1, 2026.

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