Find coins and other treasure with a DIY metal detector circuit.

The post Electronics Fun & Fundamentals: Change Sensor appeared first on Make: DIY Projects and Ideas for Makers.

Find coins and other treasure with a DIY metal detector circuit.

The post Electronics Fun & Fundamentals: Change Sensor appeared first on Make: DIY Projects and Ideas for Makers.

Find coins and other treasure with a DIY metal detector circuit.

The post Electronics Fun & Fundamentals: Change Sensor appeared first on Make: DIY Projects and Ideas for Makers.