Introduction: How to Make a Reed Switch
how to make a sample magnetic sensor on the cheap
1 match box
2 paper clib
1 piece of foil
a small circuit for test
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Step 1: Make the Case
and now we will make the case out of the match box
Step 2: Add the Aluminum Foil to the Case
and now we will add the aluminum foil to the case
Step 3: Make the Other Paper Clip and Connect the Wire
connect the wire to the other paper clip
Step 4: Finish the Sensor
secure every thing in place and it is ready to test