Challenge Two - Signal Box (v.2)
Use the 330Ω resistor to join the black power rail to the middle pin of the switch (A7)
Place the switch into the breadboard using C6, C7 & C8.
Use a red jumper to connect A30 to the red power rail. The connection to A30 is a bit tricky so you might have to wiggle it in a bit.
Put the battery holder into the breadboard using B30 for the (+) pin and H30 for the (-) pin
Use a black jumper lead to connect J30 to the black power rail. The connection to J30 is a bit tricky so you might have to wiggle it in a bit.
Put a green L.E.D. into the breadboard with the long leg in E6, and the short leg in F6.
Put a red L.E.D. into the breadboard with the long leg in E8, and the short leg in F8
Use black jumpers to connect the short legs of the L.E.D.s (J6 & J8) to the black power rail.

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