What this tool is for
Estimate cantenna probe position and waveguide dimensions.
Basic formula
Cantenna design depends on can diameter and operating frequency.
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.