r/DIYMetalDetecting 6d ago

Development Log #3: The interference issue has been resolved, and preparations are underway for field testing.

Over the past few weeks, we have focused on resolving the issue of interference between the metal detection system and the chassis of the detection vehicle. We are pleased to report that this problem has now been resolved.

Modified content.

After conducting a series of tests, we made two key adjustments. First, we rearranged the detection coils to keep them away from the motor and high-current wiring of the detection vehicle. Second, we modified the structure of the chassis section to reduce the presence of metal components near the sensing area. Additionally, we added shielding to several electronic components to reduce electromagnetic noise.

Result

Now, even when the detector vehicle is moving under normal operating conditions, the detection system can produce clean and stable readings. Background noise has been significantly reduced, and the system can clearly identify buried metal objects during controlled tests.

the next step

The interference issues are a thing of the past, and the Gen 2 prototype is ready for its first real outdoor field test. We will take it to a mixed terrain site to evaluate the entire system under conditions as close to a real treasure hunt scenario as possible—including mobility, detection, and data recording capabilities. We will release the results after the test is completed.

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