Free Space Path Loss (FSPL) Calculator

This Page provides information about Free Space Path Loss Calculator (FSPL). Calculator is based on Recommendation ITU-R P.525-4 and allows you to calculate Free Space Path Loss depends on frequency and Distance between Tx and Rx.

Free space Tx Rx distance

Approximately FSPL can be calculated using the formula:

Free Space Path Loss Formula

For more accuracy Path Loss (PL) calculation you can add Transmitting (Receiving) Antenna Gain and Feeder losses:

Path Loss Formula with Antenna and feeder

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