Radio Horizon Distance
Estimate geometric radio horizon distance from two antenna heights using an explicit effective-Earth factor.
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Explore calculators and review the methods behind their results.
Return Loss to VSWR
Convert measured return loss into reflection-coefficient magnitude and voltage standing-wave ratio.
Open calculatorRF Coaxial Cable Loss
Estimate feeder attenuation from a cable data-sheet loss rate and installed length.
Open calculatorRF Fade Margin
Compare predicted received level with receiver sensitivity.
Open calculatorRF Frequency and Wavelength
Convert RF frequency to free-space wavelength or wavelength to frequency.
Open calculatorRF Link Budget
Estimate received power for a free-space point-to-point radio path.
Open calculatorRF Power dBm and Milliwatt Converter
Convert power between dBm and milliwatts for field measurements and link budgets.
Open calculatorRF Spectral Efficiency
Calculate spectral efficiency from measured or estimated data rate and channel bandwidth.
Open calculatorRF Thermal Noise Floor
Calculate available thermal noise power from receiver bandwidth and physical temperature.
Open calculatorRooftop Telecom Equipment Area Load
Calculate average equipment load over an explicitly defined support footprint.
Open calculatorShannon Channel Capacity
Calculate the theoretical AWGN channel-capacity bound from bandwidth and signal-to-noise ratio.
Open calculatorThermal-Noise Receiver Sensitivity
Estimate receiver sensitivity from bandwidth, noise figure, and required signal-to-noise ratio.
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