Multi-LED circuit design - LED Parallel Circuits

The video tutorial explains how to connect LEDs to a 9V battery, focusing on calculating the necessary resistor values to ensure proper voltage and current for each LED. It covers both series and parallel connections, highlighting the importance of using the same color or rating LEDs in parallel circuits. The tutorial also discusses the impact of different LED colors on voltage drop and resistor selection, and provides calculations for determining battery runtime based on current usage.

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