RF Equations

Velocity of Propagation

Free Space Wavelength

Time Delay

Characteristic Impedance

Electrical Length

VSWR from Forward and Reverse Power

Radiated Magnetic Field from a Loop Antenna (Low Frequency, Close Proximity)

Power Density & Field Level(Far Field)

Power to Generate a Known Field(Far Field)

Circular Waveguide Attenuation

Gain from Antenna Factor (50 Ω system)

Radiated Power Conversions

EIRP (mW)

EIRP (dBm)

ERP (mW)

ERP (dBm)

dBuV/m at 3m

dBuV/m at 10m

Field Strength Conversions

V/m

dBuV/m

dBuA/m

pT

dBpT

Tesla

Gauss

A/m

mW/cm^2

W/m^2

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