[Links to these PSUs down below] Been asked to show a more detailed video about how I do voltage injection, but before I post _that_ video I want to make sure everyone understands exactly what a Bench PSU can do. It's essentially just a variable voltage output, but its ability to set both voltage and current limits give you a great deal of control over power delivery.
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HM305P 30v 5a:
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Cheap test leads 3-pack: https://amzn.to/2LUMz2O