Things to bring on week 8 (2009-03-04/06)
We are going to build a relay module to control in the coming week, please prepare the following components.
-13/15A electrical wire (2 yards, around 2m)
-13A socket
-9V battery clip
-9V battery
-Standard junction box with socket plate
-9V relay (Should cost less than $10)
-General purpose circuit board
-Push button/switch
1 comment:
just to remind u..
it should be week 7..
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