Resistance-Frequency-Capacitance calculator

The Electronics Calculator Website

These calculators have been devised by an experienced electronics engineer, and made available to the world at no charge. Support our sponsors, they make this website possible. The author will undertake PERL scripting projects of a similar nature.

VK2ZAY Helical Antenna Calculator

This is my simple implementation of the ARRL Antenna Book design equations for the axial-mode helical antenna. The dimension limits are enforced to ensure axial-mode radiation. Larger C/Ë tightens the radiation pattern at the expense of circularity.

E Drop Calculations

What Size Wire Should I Use