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Helical Coil Inductance Calculator
Calculate the inductance of a single-layer air-core coil
Instructions: Enter the coil diameter ($D$), length ($l$), and number of turns ($N$) to compute the inductance using Wheeler's continuous coil formula.
Coil Parameters
Calculation Results
⚠️ For electronics and physics education reference only. Wheeler's formula is most accurate when the coil length is greater than 0.8 times the radius.