Electrical / Electronics
RF link budget
Sums transmitter power, gains and losses in dB/dBm and calculates link margin.
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Free-space path loss
Calculates wavelength and FSPL in linear scale and dB for a supplied propagation speed.
EIRP
Calculates equivalent isotropic radiated power in dBm from transmitter power, antenna gain and feeder loss.
Friis received power
Calculates received power from transmitted power, linear gains, wavelength and distance.
Mismatch loss from |Γ|
Calculates mismatch loss for |Γ| ≤ 1.
Return loss from |Γ|
Calculates return loss; for Γ = 0 it returns a structured +∞ dB result.
Antenna effective aperture
Calculates antenna effective aperture from linear gain and wavelength.