RF Transmission Line Loss Calculator
- This calculator computes the matched line loss for a transmission line using a model calibrated from data for the transmission line types built in to the calculator.
It also gives an estimate of the mismatched loss if the mismatch is specified.
Online Antenna Calculator
- Java script antenna calculators for ground planes, half wave verticals, quad antenna, 5/8th wave vertical antenna, dipole and inverted vee antennas
- BeamFinder is a software tool designed to conduct analyses for radio amateurs interested in radio propagation studies. It provides a large 2500 x 1800 pixel screen map of the world which displays calculated results from sophisticated models, dx data and other sources of information