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Resistor Power Ratings (explained in 5 minutes)

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Using an MB-102 Breadboard Power Supply Module

22:08

Build your own breadboard power supply

37:26

Power For Your Electronics Projects - Voltage Regulators and Converters

42:18

Using the 555 Timer

4:44

YwRobot Breadboard Power Supply

20:16

Breadboarding tips

16:02

5V Regulator design tutorial - How it works, how to design PCB altium