1.) The constant amplitude will only be true in LHR mode.
2.) I can't explain exactly how this is implemented, but the device is able to drive a circuit at its resonant frequency.
3.) When the inductance of the sensor changes due to the target, the…
Hi Serdar,
If the material in the box is going to be metallic material then you might also want to consider LDC1xxx reference design such as:
http://www.ti.com/tool/TIDA-00460?keyMatch=distance measurement&tisearch=tidesigns
http://www.ti.com…