Air Core Coil Calculator

L 0 001n2d 228d 2 254l where.

Air core coil calculator.

Diameter and length of inductor are entered in millimetres along with the number of turns. Calculate the inductance of a single layer coil of a 10 turn air core coil wound on a cylindrical former with a diameter of 2 cm. Select the measurement units inches or centimeters. L is the inductance in henry s.

Enter the number of turns windings. D coil diameter in inches inches l coil length in inches inches n number of turns inductance. Air core inductor designer calculator. The calculator determines the inductance of a single layer coil.

D is the coil diameter in meters. There are versions for 32 64 bit windows linux macos android platforms. Get help for the inductor designer close. Coil inductance calculator to calculate the inductance of a single layer air core coil.

The following is a design tool which calculates the inductance of an air core inductor. This calculator is useful when making antenna matching units low pass filters crystal sets antenna traps resonant circuits or anywhere where an air cored single layer inductor is required. Enter the coil length distance from first to last winding see diagram. Enter the coil diameter form diameter wire diameter see diagram.

The length of the coil is 1 cm. Advantages of an air core coil. Single layer air core inductor calculator the calculation is based on the classic wheeler s formula for single layer inductance air core tightly wound which dates back to the radio days of the 1920s. L d 2 n 2 18d 40l where.

Single layer and multilayer air core inductors toroidal air core coil inductance inductors on ferrite rings in pot core flat coils on the pcb and also lc tank parameters the program has additional plugins to calculate another manner of coils. Air core inductor coil inductance calculator. Some inductors are wound without a bobbin and just air as the core. Could this be possible.

Some others are wound on a bobbin made of bakelite plastic ceramic etc. The inductor is a common school use transformer 5000 turn coil with wire diameter about 0 15mm the official air core value is 0 6h however when i calculate the iron core got a result of 105h.