Build your own metal detector

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K-26SLD K-26
470220-172EA 19.6 USD
470220-172 470220-170
Build your own metal detector
Educational Materials Earth Science Educational Materials Natural Resources Learning Activities
Students make their own metal detector.

  • Metal Detector Transmits in the AM Radio Bandwidth
  • Detector Uses Oscillation Technology
  • Detector Emits Tone When Metal Is Present
The metal detector functions as an oscillator that transmits in the AM radio band.

When a radio is placed near the oscillator, it will emit an audible tone when metal is present.