Monday, January 13, 2014

1st week TH 1.9.14 Construct a circuit with a relay

Insert 680K resistor to ground with jumper wire. 
Install two LED lights.
1st LED to 2nd row of relay. 
2nd LED to 4th row. 
Connect relay to switch with jumper wire. 
Small black switch to positive power with jumper wire.
Connect relay to positive power.
Relay exercise:  Each time I click on switch, a different light turns on.
We used a 9V battery and can see from bottom left that the power and ground wires are connect to board.

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