ESP32 WiFi Example is an engineering topic related to rf design. It helps designers estimate values, avoid common mistakes and choose practical design parameters.
Real results differ because of tolerances, temperature, PCB layout, parasitics, cable losses, power supply behavior and measurement conditions.
Use formulas and calculators as a starting point, then verify with datasheets, simulations, prototypes and real measurements.
Range depends on antenna design, frequency, link budget, path loss, cable loss, installation height, interference and receiver sensitivity.
Yes. RF performance changes with enclosure material, ground plane, placement, nearby objects and installation height.