4 Channel ECO-Friendly Arduino MD

[WM6]

https://www.instructables.com/id/Eco...m_medium=email

[homefire]

Coil Beans but no real Depth it seem.

[Koala]

Will in not give 4 hot spots and a dead zone in the middle. A target in the middle isn't even over the edge of any RX ?

[homefire]

He called it Pulse Induction but it's more like a Pulsed TR ? Detection seem to be based on Rx signal ABSORPTION not Strength.
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