Troubleshooting Series Parallel Circuits, Part B = DC Electronics Topic # 9
Greetings Friends! We begin today’s lesson with “Troubleshooting Series Parallel Circuits, Part-B in DC Electronics Topic # 9 by the KOGUY. Troubleshooting series parallel circuits is further explored with 2 powerful new tools: "Nodal Analysis" and "Current Analysis".
You will be shown how to "design" circuits, analyze those circuits and then troubleshoot to find solutions when some findings differ from predictions. Useful to field technicians is the analysis of 'point voltages to ground' as well as 'point-to-point' voltage measurements.
Chapters:
0:00 Introduction
1:00 Open Loop versus Closed Loop schematics
3:03 Open Loop schematics are most common
3:50 "Nodal Analysis" and "Current Analysis", most common troubleshooting tools
6:34 Loaded versus unloaded voltage divider circuit
9:45 CHALLENGE = "design" an unloaded voltage divider circuit
14:29 Progress solution of "design' an unloaded voltage divider circuit
19:04 Using VDF, voltage divider formula,
20:48 PROOF of voltage divider formula for solving design challenge
26:07 SOLUTION for resistances needed for solving design challenge
28:04 Prepare to measure circuit voltages to verify predictions
30:00 Camera view of measurements to verify circuit design
38:47 CHALLENGE = "design" a loaded voltage divider circuit
45:50 "Current Divider Analysis" = a very powerful troubleshooting tool
50:52 "Nodal Analysis" = another very powerful troubleshooting tool
1:03:03 Apparent conflict of currents
1:06:00 Determine new R1, R2 and R3 values needed to solve Challenge
1:11:22 Camera view of measurements
1:33:41 Using TINA-TI circuit simulation software to double check design
Our primary focus in my videos is on “hands-on” training, Why? Because You learn BEST by doing the experiments with your own hands!
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