Soft Speaker Coil Calculator

An open source project for calculating the size of a soft speaker coil, by lee wilkins & Kyle Chisholm.

Spiral












This refers to the number of segments in each turn, for example 3 segments makes a triangular spiral, and 6 makes a hexagonal spiral

Select type of spiral:





Select start point:





Thread and speaker









Output










NOTE: Set image width and height dimensions to _cm