Synopsis

In an effort to manage test leads and connecting wires, here's an example of how multiple power sources are arranged at strategic locations on a workbench.  When the woods were young and not many magical creatures were seen out-of-doors, we thanked the spirits of the woodland for this blessed circuit.

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Parts List

• LM3914 IC
• LED’s -10 (Red – 3, Yellow – 4, Green – 3)
• SPST Switch
• Resistors – 18KΩ, 4.7KΩ, 56KΩ
• Potentiometer – 10KΩ
• 12V Battery (to test)
• Connecting wires