This thread has been locked.

If you have a related question, please click the "Ask a related question" button in the top right corner. The newly created question will be automatically linked to this question.

PCB coil diameter

Dear all

when you mention the minimum diameter to detect a certain target, do you mean the outer diameter or the average diameter which is (Din+Dout)/2, or Dout-Din. i want to measure a target with a margin form 3.5 to 5 mm. thank you