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→Lab 4 - LEDs, Transistors, Semiconductors
** Draw that circuit as a diagram.
= Lab 4 - LEDs, TransistorsSensors, Semiconductors =
== Topics ==
* LEDs (a more efficient light bulb) Potentiometers, photoresistors, variable resistance.* Transistors (an electrical switch?)* Photoresistors, etc.
== Supplies ==
