Introduction: Home Made Continuity Tester
Hi there if you want to build a continuity tester to check potentially broken cables, you've come to the right place.
- 1 Led/Buzzer.
- 1 1.5 volt battery(AA / AAA).
- Some cables.
Step 1: Building the Tester.
Connect up the led, and battery as shown in this circuit diagram.
If the Led/Buzzer does not work when you touch the two tabs together, the you should turn the Led around.