Cantennator allows you to calculate the sizes
of the popular home-made antennas for Wi-Fi 3G-UMTS 4G-LTE and
other digital networks including digital television. Calculating
the sizes of a Tin Can waveguide antenna a Spiral antenna Yagi-Uda
Bi-Quad antenna Double Bi-Quad antenna and Collinear Coaxial
antenna. For the calculation you need to know only the mode of
device working (3G 4G or Wi-Fi) or operating frequency.