What this tool is for
Estimate Yagi antenna driven element, reflector and director dimensions.
Basic formula
Yagi elements are based on wavelength fractions.
Design notes
Use these values as a starting point. Real RF performance depends on PCB layout, ground plane, enclosure, cable loss, connectors and measurement conditions.
Common mistakes
Common mistakes include ignoring coax loss, poor antenna placement, missing ground plane, wrong impedance and testing too close to objects.