Introduction: Continuity Tester (Using Android Phone)

Continuity tester using android phone


1.Android Phone

2. 3.5mm jack or old headphone with mic

3. wire (multimeter probes is better)


Step 1: Cut the Headphone

Step 2: Find the MIC and GND Wires

Step 3: Connect 3K Resistor Parallel to the MIC and GND

Connect 3K resistor parallel to the MIC and GND and connect the probes wire and solder it.

Step 4: Finally Insulate the Wires

Step 5: Install Application to the Phone

click to install app

Step 6: Testing.

click here to see the video

Step 7: Don't Check Charged Components